623-322-5700 Valley Wide


Telemedicine Appointments Available from All Providers

Maninder Kahlon, M.D.

Dr Kahlon has been practicing in the Phoenix area for over 20 years, and brings a wealth of experience and knowledge to our practice. He is fellowship trained in Neurophysiology. He is on the board of Banner Health and has been associated with Arizona Integrated Physicians for years as both a member and board member. He has served on many committees in the years with the most recent Neuroscience Clinical Consensus Group through Banner Health Care Management. Dr Kahlon is a member of the American Medical Association, the American Academy of Neurology, and the American Association of Electrodiagnostic Medicine. Dr Kahlon is affiliated with Banner Boswell Medical Center, Banner Del Webb Medical Center, and Banner Thunderbird Medical Center. He is accepting new patients in our Phoenix, Sun City, and Sun City West locations.


  • 1989-1991 | Neurology Residency, Long Island Jewish Medical Center.
    Albert Einstein College of Medicine, NY
  • 1991-1992 | Chief Resident, Neurology Department, Long Island Jewish Medical Center.
    Albert Einstein College of Medicine, NY
  • 1992-1993 | Fellowship, Electrophysiology, Long Island Jewish Medical Center
    Albert Einstein College of Medicine, NY


Dr Kahlon is married to Ramit Kahlon, MD (Internal Medicine Physician) with two boys in college. He enjoys time with friends and family. He loves to play golf.

Swaraj Singh, MD

Dr. Singh’s areas of interest include vascular diseases affecting brain such as stroke, aneurysms, venous thrombosis etc, headaches and neurodegenerative disorders. He is member of American Academy of Neurology, American Heart Association, Society of Vascular and Interventional Neurology and American Medical Association. After graduating in 2002 from Govt. Medical College Patiala in India, Dr. Singh did a two year basic research fellowship in Experimental medicine at University of British Columbia, Canada where his research focused on neurodegenerative diseases such as Parkinson’s disease, ALS and Alzheimer’s disease.

Dr. Singh completed his neurology training at University of Arkansas for Medical Sciences and VA hospital, Little Rock AR, where he also served as chief resident. He did a fellowship in vascular neurology at University of Massachusetts. Dr. Singh has various publications during his training including co-authoring a textbook chapter. He has presented his research in various national and international conferences. He has been awarded many times including best resident of the year, Jeff Nicholas prize for dedication towards care of veterans and a prize for evidence based improvement in practice.

Did you know?

  • Can Speak 4 languages
  • Loves to play Indian classical Flute known as Bansuri.
  • Married to a physician and has 2 lovely daughters.

For same day appointments please email appointments@azintegrated.com

Mona Mehta, M.D.

Dr. Mehta is a general neurologist, Board Certified by the American Board of Psychiatry and Neurology as well as board eligible for Clinical Neurophysiology, and she is a member of the American Academy of Neurology. She attended medical school at University of Missouri-Kansas City. She completed her internship, Neurology Residency, and Clinical Neurophysiology Fellowship at State University of New York Downstate. She has a special interest in neuromuscular disorders, but also practices general neurology.

For same day appointments please email appointments@azintegrated.com

Darry Johnson, MD

Dr. Darry Johnson is pleased to have joined Arizona Integrated Neurology as of March 2020. He is a board-certified neurologist who started his medical career here in Phoenix in August of 1996. He is now at the Glendale office near 63rd Avenue and Union Hills. He previously practiced in Peoria, Sun City, Sun City West, Scottsdale, and even did a stint in Flagstaff. He is excited to be in Glendale and looks forward to treating patients here.
Dr. Johnson is a general neurologist, but completed an extra fellowship in neurophysiology during his training years. As a result, he has added expertise in evaluating EEGs such as those done for seizure patients and in providing nerve conduction studies and EMGs for patients with possible carpal tunnel syndrome or other entrapment neuropathies, peripheral neuropathy, muscle disorders and weakness, to name a few.

He is also interested in taking care of patients with memory loss, dementia, and Alzheimer’s disease. He has expertise in Parkinson’s disease and other movement disorders such as essential tremor, restless leg syndrome, and similar conditions, some of which require deep brain stimulation (DBS) which he can adjust and manage. He is keenly interested in headache management, especially migraine diagnosis and treatment. He is adept at taking care of seizure disorders as well. He was the stroke director for 16 years at both Banner Boswell and Banner Del E. Webb Hospitals, and while he is now a purely outpatient neurologist, he holds stroke preventive practices near and dear to his heart, working closely with patients’ physicians and therapists after a stroke has occurred. He has been injecting Botox for over 25 years for such disease states as chronic migraine, stroke spasticity in arm or leg, blepharospasm, hemifacial spasm, and cervical dystonia.

He was recently named one of the prestigious Three Best Rated neurologists in Glendale, Arizona based on patient and peer reviews. Dr. Johnson’s philosophy remains simple: treat patients as if they were members of your own family. He believes clinical acumen and compassionate care can go hand in hand. Also, he takes listening to patients very seriously as he believes this is the core to excellent patient care.
Dr. Johnson earned his medical degree from the University of Kansas in 1991, finishing in the top 10% of his class. He then completed his internship at the University of Missouri in Kansas City and his neurology residency at the University of Arizona in Tucson, followed by a one year fellowship in neurophysiology at the same institution.
In his off hours, Dr. Johnson and the love of his life, Gina, enjoy the great outdoors. They are inseparable hiking partners and often get up early on weekends to enjoy the beautiful trails Arizona has to offer. Dr. Johnson and Gina are rabid Kansas City Chiefs fans and also root for the Kansas Jayhawks in college football and basketball. As far as baseball, they cheer for the Kansas City Royals and the Arizona Diamondbacks. They love God and their country.

Dr. Johnson is here for you! He is accepting new patients and will strive to be a neurologist you can depend on. If he cannot help you, he will do everything in his power to refer you to another physician who might. His office is at 6320 West Union Hills Drive, Building A, Suite 180 in Glendale, AZ, and he is there Monday through Friday. He looks forward to seeing you!

Puneet Dabas, MD

Dr. Puneet Dabas is a clinical neurologist with AZ integrated neuro and spine. Previously he was working in Prescott and Prescott valley, Arizona from 2017 till 2021. He completed his neurophysiology fellowship at MUSC with special interest in Epilepsy, Charleston SC from 2016-2017 after completing his residency (PGY4) at GRU Augusta GA from 2013-2016. Dr. Dabas completed his MD Physician degree from 1995-2001.

He is currently accepting new patients for consultation for all types of neurological disorders including stroke, dementia, multiple sclerosis, Parkinson’s disease, epilepsy, Essential tremors, headaches etc., as well as general neurological care.

Aman Deep , MD

Dr. Aman Deep is a board certified general neurologist. Dr. Deep graduated from Govt. Medical College Amritsar in India. After graduation Dr. Deep worked as a post doctoral research fellow in Phoenix at Barrow Neurological institute in the Neurobiology department with Dr. Alan Gibson, and later as a clinical research fellow at Muhammad Ali Parkinson center with Dr. Abraham Lieberman. Dr. Deep did his internship and Neurology residency from University of Tennessee Health Science center in Memphis. During his residency Dr. Deep was awarded with best poster presentation award from American Neurological Association and also resident research scholar of the year award in two consecutive years. Dr. Deep has published extensively and authored multiple book chapters. He has presented his research work in various national and international conferences. Dr. Deep is also an adjunct clinical professor of Neurology at West Virginia school of Osteopathic medicine and also an Adjunct faculty at Arizona State University in the department of biomedical engineering. Dr. Deep is actively involved in medical students teaching and was awarded with 2021 A.B. Baker Teaching award from American academy of Neurology. Dr Deep is an active member of American academy of Neurology, American Neurological association and International Parkinson and Movement disorder society.

Glen A. Halvorson MS, MD

Glen A. Halvorson M.S., M.D. has been performing EMGs since 1977. Board certified by the American Board of Electrodiagnostic Medicine since 1989, Dr. Halvorson is a former oral examiner for the EMG board, Qualified Medical Examiner for the State of California, Arizona State Physician Representative to the American Association of Electrodiagnostic and Neuromuscular Medicine for ten years, and a published author in the field.

Multiple Sclerosis

Barry A. Hendin MD

Dr. Barry A. Hendin is a board certified neurologist with over 45 years of experience and a special clinical interest in Multiple Sclerosis. Originally from Missouri, Dr. Hendin received his medical degree from Washington University Medical School in 1968, interned at St. Louis Jewish Hospital from 1968-1969, and completed his residency and fellowship at Barnes Hospital in Missouri in 1972. He relocated to Arizona in the mid 1970s. An Air Force veteran, Dr. Hendin’s extensive career includes working as Chief of Neurology at Wright-Patterson AFB for two years and as Chief of Neurology for 35 years for Good Samaritan Hospital, as well as serving as Director of the Multiple Sclerosis Clinic at Banner University Medical Center from 2015 to 2020. He joined the Center for Neurology and Spine in 2020 as one of a core group of neurologists dedicated to the newly-launched, comprehensive and multidisciplinary Multiple Sclerosis Center of Arizona at the Center for Neurology and Spine.

Dr. Hendin is board certified by the American Board of Psychiatry and Neurology. He has been named a “Top Doc” every year (but one) between 1995 and 2019 and is the only neurologist to have received this honor more than 20 times. He was also named Health Professional of the Year by the National Multiple Sclerosis Society (NMSS), Arizona chapter, in 2007 and 2009. Dr. Hendin currently sits on the NMSS Board of Directors in addition to serving as the chief medical officer for the Multiple Sclerosis Association of America. With a passion for research and teaching as well as treating patients, he educates future doctors as a clinical professor of neurology at the University of Arizona Medical School and is involved in teaching locally, nationally, and internationally on topics related to MS. He stays apprised of the latest developments in MS diagnosis, treatment and management through his continuous involvement in research and emerging therapies, and has served as principal investigator for more than 115 clinical trials and counting.

Dr. Hendin’s clinical interest in Multiple Sclerosis began in 1993 when the very first disease-modifying medication for MS was developed. With science continually fueling new knowledge about the disease as well as a growing list of effective treatment options, Dr. Hendin feels his work with MS and MS patients fulfills his life’s mission: to live with purpose in a way that requires him to constantly learn and grow in the service of others. His philosophy is to take the best care he can of each individual patient, dealing comprehensively with the issues of MS from diagnosis through the course of the disease, with compassion and the overarching goal of delaying and reducing long-term disability. When he is not working, Dr. Hendin enjoys traveling and spending time with his wife, three grown children (including fellow Center for Neurology and Spine neurologist and MS expert Lori Hendin Travis), and his 16 grandchildren.

MD– Washington University Medical School (St. Louis, Missouri)
Internship– St. Louis Jewish Hospital (St. Louis, Missouri)
Residency, Neurology– Barnes Hospital (St. Louis, Missouri)

Board Certification
American Board of Psychiatry and Neurology

Lori Travis MD

Dr. Lori Hendin Travis is a board certified neurologist with a clinical interest in Multiple Sclerosis. Dr. Travis earned her medical degree from the University of Arizona in 1998. She completed her internship at Good Samaritan Hospital, Phoenix in 1999 and her Neurology residency in 2002 at the Mayo Clinic, Minnesota, where she also served as Chief Resident. Dr. Travis has been an Assistant Professor of Clinical Neurology at the University of Arizona since 2004 and co-director of the Phoenix Neurological Associates Comprehensive Multiple Sclerosis Center. She joined the Center for Neurology and Spine in 2020 as one of a core group of neurologists dedicated to the newly-launched, comprehensive and multidisciplinary Multiple Sclerosis Center of Arizona at the Center for Neurology and Spine.

Dr. Travis is board certified by the American Board of Psychiatry and Neurology. She was named a Phoenix Magazine “Top Doc” in 2009, 2011, 2012 and 2016. She received the “Top Neurologist- Patient Reviews” award in 2015. She has authored and co-authored various poster presentations on MS, has appeared in several neurology publications, and has served as primary investigator and co-investigator on more than 20 clinical research trials, including a trial with a specific focus on Multiple Sclerosis and pregnancy.

As one of a minority of female specialists in her field, Dr. Travis sees herself as being in a unique position to reduce barriers when it comes to caring for the predominantly female MS patient population. Her care philosophy involves listening carefully to her patients’ needs and concerns, educating them about their options, advocating for them, and helping them be as healthy as possible. She enjoys the relational aspect of caring for patients with MS and encourages ongoing conversations based on her patients’ needs and the ongoing advancements in MS treatment that science has to offer. She thoroughly enjoys the teaching aspect of her work, both in the classroom and in the consultation room. When she’s not focused on multiple sclerosis alongside her father, fellow MS expert and Center for Neurology and Spine neurologist Dr. Barry A. Hendin, Dr. Travis enjoys spending time with her husband and eight children.

MD– University of Arizona
Internship– Good Samaritan Hospital (Phoenix, Arizona)
Residency, Neurology– Mayo Clinic (Minnesota)

Board Certification
American Board of Psychiatry and Neurology


Eric johnson, PSY. D.

Dr. Eric Johnson is a clinical neuropsychologist specializing in adult neurological disorders including concussion/head injury, stroke, dementia, seizure disorder, toxic metabolic encephalopathy, multiple sclerosis, Huntington’s disease, Parkinson’s Disease, normal pressure hydrocephalus, epilepsy, and cognitive deficits due to chronic pain and psychiatric symptoms.

He received his doctoral degree in clinical psychology from the Arizona School of Professional Psychology at Argosy-Phoenix. Dr. Johnson completed an internship accredited by the American Psychological Association at the Phoenix Veterans Affairs Medical Center, working with veterans and their families. Dr. Johnson also completed a two-year neuropsychology fellowship at the University of Pittsburgh Medical Center specializing in head injury (e.g. evaluating athletes concussions, work injuries, and motor vehicle accidents). He has co-authored professional journals/book chapters, supervised students, and lectured/consulted both locally and nationally. In his free time Dr. Johnson enjoys hiking with his wife and rescue dog Niko.

Sarah Yassin, PSY. D.

Dr. Yassin is a licensed clinical psychologist in Arizona. She earned her doctoral degree in Clinical Psychology from Nova Southeastern University in Fort Lauderdale, Florida. She completed her clinical psychology internship accredited by the American Psychological Association at Samaritan Health Services, Oregon. Dr. Yassin completed her two-year residency in neuropsychology at the Arizona Psychology Training Consortium. Her clinical interests include treating adults with dementia, stroke, epilepsy, multiple sclerosis, head injuries, ADHD, and psychiatric conditions. She seeks to provide compassionate and quality care for her patients.

In her free time, she enjoys cooking, traveling, and spending time with her family.

Ross Davids, PSY. D.

Dr. Ross Davids is a clinical neuropsychologist and Arizona licensed psychologist specializing in neuropsychology across the lifespan. He completed a 2-year postdoctoral fellowship at Mountainview Clinical Psychology through the Arizona Psychology Training Consortium, preceded by a 1-year American Psychological Association accredited doctoral residency at Avondale Elementary School District, and 3 years of externship in private practices and neurology centers specializing in pediatric, adult, and geriatric neuropsychology. He earned his doctorate in clinical psychology from Midwestern University.

Dr. Davids served diverse populations throughout his training and professional career, working with patients who present with a variety of conditions, including dementia, mild cognitive impairment, epilepsy, encephalopathy, Parkinson’s disease, normal pressure hydrocephalus, multiple sclerosis, stroke, traumatic brain injury, attention deficit hyperactivity disorder, cerebral palsy, PANS/PANDAS, autism spectrum disorders, giftedness, developmental delays, specific learning disorders, substance use disorders, personality disorders, and other neurological, developmental, and psychiatric conditions. He has extensive experience in neuropsychological, psychological, psychoeducational, academic, and personality assessment, as well as psychotherapy.

Dr. Davids has served in various adjunct faculty positions at local universities, including teaching doctoral students at Midwestern University and undergraduate students at Grand Canyon University. He has spoken at various conferences, published research, and is a member of several professional committees. Dr. Davids enjoys practicing his faith, spending time with his wife and family, hiking, and traveling.


Chhavi Manchanda MD, FRCA

Dr Chhavi Manchanda is a double board certified pain management physician and Anesthesiologist. She completed her Anesthesiology residency and ACGME accredited fellowship in pain management at St Elizabeth Medical Center, Tufts University school of Medicine in Boston, MA.

Prior to coming to USA, she was certified Anesthesiologist in England and India. She received extensive training in Anesthesiology and pain management in world-renowned hospitals in London and was awarded“ Fellow of Royal College of Anesthesiologist”(FRCA). Apart from her clinical training, she has been a lead academician with several scientific publications and presentations in pain management.

She offers her patients the time needed to fully evaluate their pain and improve patients’ functionality and quality of life. She believes in comprehensive approach to pain management and working closely with referring physicians in order to provide the customized care and treatment to patients.

Conditions Treated:

• Low back pain, Facet joint pain, Sacroiliac joint pain
• Neck pain
• Herniated disc
• Sciatica
• Degenerative disc disease
• Arthritis
• Spinal stenosis
• Muscle spasms
• Cancer-related pain
• Complex regional pain syndrome
• Neuropathic pain
• Pelvic pain
• Peripheral neuralgias
• Major joint pain
• Headache
• Trigeminal Neuralgia

Amin Alishahi MD

Dr. Amin Alishahi decided to become a doctor to give back to the community. He was influenced by members of his family who were great mentors. He received his undergraduate education at the University of Minnesota where he earned two Bachelor of Science degrees in four years, one in Biology and the one in Business. He graduated with his Medical Degree from the University of Minnesota – Twin Cities. During this time, he was a research assistant and was a key author in several publications. In his residency at the University of Texas – Southwestern, he specialized in Anesthesiology so that he could use his hands and mind to guide patients through surgery. He also was active in several quality improvement projects in anesthesia.

Dr. Alishahi completed his pain medicine fellowship at Oregon Health and Sciences University, where he was noted by patients and staff for his knowledge, compassion, and excellent technique. He chose this sub-specialty of pain medicine because he truly enjoyed developing relationships with patients and helping them improve their quality of life and function through a well-rounded approach. Dr. Alishahi moved to Arizona in 2018, as his family lives in the Phoenix area. During his free time, Dr. Alishahi enjoys soccer, basketball, tennis, ping pong, boating, hiking, and being an active member of the community.

Services include but not limited to:

– Epidural steroid injections
– Radiofrequency ablations (RFA’s)
– SI Joint injections
– Spinal cord stimulation
– Dorsal root ganglion stimulation
– Kyphoplasty
– Shoulder injections
– Knee injections, including Gelsyn and Durolane
– Hip injections
– Carpal tunnel syndrome injections
– Occipital nerve blocks

Other Providers

Arturo Sanchez, PA-C

Arturo Sanchez PA-C is a board-certified Physician Assistant who specializes in general neurology. He has been working collaboratively with his supervising physician Dr. Maninder Kahlon MD since October 2020.

Mr. Sanchez diagnosis and treats a wide scope of neurologic conditions such as Parkinson’s Disease, essential tremor, dementia, Multiple Sclerosis, Myasthenia Gravis, headaches/migraines, trigeminal neuralgia, NPH, pseudo tumor cerebri, Chiari malformation, post-stroke management, seizure disorder, radiculopathy and neuropathy to name a few. 

He works in conjunction with colleagues in rheumatology to treat neurologic manifestations in rheumatologic disease. He also collaborates with autoimmune neurologist to identify autoimmune encephalitis and is a part of an autoimmune encephalitis care team through Soleo Health

He also programs deep brain stimulation (DBS) for Parkinson’s disease, Essential tremor and Dystonia. 

Arturo Sanchez PA-C graduated from Northern Arizona University in 2020 with a Master of Physician Assistant Studies. During rotational year, Mr. Sanchez trained at the Lewis Headache Clinic at Barrow in the areas of medication management for headaches/migraines, Botox for chronic migraines, trigger point injections, VP shunt adjustments and CSF leaks. 

He also rotated at Banner Baywood outpatient general neurology department and the neuro-hospitalist team under chief of stroke Dr. Win Toe MD.
Prior to physician assistant school, Mr. Sanchez was the medical assistant for neurologist Dr. Darry Johnson MD for 3 years gaining experience, mentorship and growing a passion for neurology. 

Mr. Sanchez is dedicated to continued professional development and engages in CME courses provided by Harvard Medical School, Mayo Clinic, and the American Academy of Neurology.  

He a member of the American Academy of Neurology, American Association of Neuromuscular & Electrodiagnostic Medicine, and The Association of Movement Disorder Advanced Practice Providers.

Arturo Sanchez PA-C is a native Phoenician and has 4 sons with his wonderful wife Crystall Sanchez.  Mr. and Mrs. Sanchez met when they were 12 years old and remained friends throughout the years.  Eventually they would tie the knot in 2005 and spent 5 years in San Diego while Mrs. Sanchez served active-duty Navy. Mrs. Sanchez continues serve her country as a Navy reservist and has received multiple accolades to include Junior Sailor of the year and Sailor of the Year respectively.  

Traci Volpalensky, NP

Bio Coming Soon!

Shanna Johnson, NP

Bio Coming Soon!

Brianna Sanderson, NP

Brianna Sanderson is a certified Family Nurse Practitioner who developed an interest in Neurology early in her education. She completed her Bachelor’s in Nursing Science in 2016 at Brigham Young University with a minor in Gerontology which is where she first developed an interest in End of Life Care and Neurology. She then worked as a Registered Nursing in the Intensive Care Unit of Level 1 Trauma Centers at Intermountain Healthcare in Salt Lake City, Utah and Parkland Hospital in Dallas, Texas for six years, providing care to uninsured and intercity minority populations during the height of COVID-19 pandemic. She completed her Doctorate of Nursing Practice at Baylor University in 2022. Her Doctorate Project, Headache Management in Underserved Populations, focused on developing care models of cost-effective treatment for uninsured people with chronic migraine. She is a member of the American Academy of Neurology and American Headache Society. She shares her love of neurology with her husband who is a Neurology Resident Physician at Mayo Clinic in Scottsdale, Arizona. Since starting work at AZ Integrated, she has continued to pursue her passions by providing comprehensive care to patients with dementia, cognitive impairment, neurodegenerative disease, and headache disorders. 

Adrian Bunta, NP

Adrian A. Bunta PhD is a Neurology Nurse Practitioner affiliated with the Glendale office of Arizona Integrated NEURO Spine & Pain in Phoenix, Arizona. He is certified as a Family Nurse Practitioner and earned a Master of Science in Nursing degree from the University of Phoenix. Adrian completed an Internal Medicine residency in Surprise, Arizona; worked for an Inpatient Psychiatric facility and also for a Primary Care group in Phoenix, Arizona. Adrian also completed a Post-Master’s Psychiatric Mental Health Certificate at Eastern Kentucky University and a PhD in Counseling Psychology from Southwestern Baptist Theological Seminary in Fort Worth, Texas. His dissertation studied anxiety, burnout, and religious coping in critical care nurses. Adrian was licensed as a Professional Counselor in Texas and Arizona. He is certified as a Family Nurse Practitioner by the American Academy of Nurse Practitioners Certification Board, and is a member of the American Association of Nurse Practitioners and of the American Headache Society. Adrian is fluent in English and Romanian.

Alana Hurwitz, NP

Alana Hurwitz is a certified Family Nurse Practitioner who graduated from Grand Canyon University in 2019. Alana started working at AZ Integrated Neuro Spine & Pain in 2020, after gaining 5 years of experience as a bedside RN at Banner Boswell.

Alana is a proud member of the American Association of Nurse Practitioners (AANP) and stays up-to-date on the latest advances in her field. She strongly believes in the importance of patient education and strives to empower her patients to take control of their own health.

Alana is currently accepting new patients. With years of experience, she provides comprehensive evaluations and treatment options for various neurological conditions. She believes in individualized care and works collaboratively to develop individualized treatment plans. Contact Alana’s office today to schedule an appointment.

Justin Monn, NP for Pain

Bio Coming Soon!