Meet Our Medical Professionals & Staff

  • Dr. Dhuna and Dr. Raval
  • Our Office Management Team
  • Meet the nurses at our main office.
  • Our team at the main office
  • Meet our administrative assistants
  • We do our best to make the check in experience as smooth as possible
  • Our waiting room
  • Our examination room
  • Our examination room

Anil Dhuna, M.D., FAAN, FAASM

Dr. Anil Dhuna

Dr. Dhuna received his medical degree from the United Kingdom at the University of Wales College of Medicine. He completed his Neurology Residency and Epilepsy Fellowship at the University of Minnesota.


After the appointment of Assistant Professor at the University of Minnesota, he started his private practice in Southeast Iowa in 1994.

Presently, Dr. Dhuna is a Clinical Adjunct Assistant Professor of Neurology at the University of Iowa. He holds the position of Director of Inpatient Rehabilitation, Sleep Lab and EEG Lab and Primary Stroke Program at Great River Medical Center. He is also the Director of the Sleep Lab at the Keokuk Area Hospital and Ft. Madison Community Hospital. Dr Dhuna is Board Certified in Neurology, Clinical Neurophysiology, Sleep Medicine and Headache Medicine.

Jugal Raval, M.D.

Dr. Jugal Raval

Dr. Raval has been practicing neurology for over 25 years. He was most recently employed at Yankton Medical Center in South Dakota. Prior to that, he practiced neurology at Trimark Physician Group in Fort Dodge for eighteen years.

Dr. Raval completed his residency in Neurology at the University of Arkansas for Medical Sciences. He also completed a fellowship in Neurophysiology at the University of South Alabama Medical Center. Dr. Raval is board eligible in Internal Medicine and Neurology. Dr. and Mrs. Raval are very happy to be returning to Iowa where both of their sons reside.

Michael Pogel, M.D.

Dr. Michael Pogel

Dr. Pogel received his medical degree from the University of Miami School of Medicine and completed his neurology residency at the Baylor College of Medicine.

He was in private practice in Albuquerque New Mexico for eight years before moving to Iowa. Since 1989 he has been in private practice in Ottumwa and Fairfield. He is the director of the Sleep Lab at Jefferson County Health Center. Dr. Pogel is board certified in Neurology and Sleep Medicine.

Quentin S. Dickins, M.D.

Dr. Quentin S. Dickins

Dr. Dickins received his medical degree from the Tulane University School of Medicine. He subsequently did an internal medicine internship at Ochsner Foundation Hospital in New Orleans, Louisiana. He completed his neurology residency at Tulane University, and then spent a year in a clinical electrophysiology fellowship at the University of Iowa.

After his appointment as assistant professor at the University of Iowa Department of Neurology, he became the medical director of sleep disorders at Deaconess Hospital in the St. Louis area. Dr. Dickins started practicing neurology in Iowa in September 1992 and has been here ever since. He is currently medical director of sleep disorders Center at Ottumwa Regional Health Center, and also directs the EEG lab there. Dr. Dickins is board certified in Neurology, Sleep Medicine, and Electroencephalography

Spriha Pavuluri, M.D.

Dr. Spriha Pavuluri

Dr. Pavuluri received her medical degree from the University of Iowa Carver College of Medicine. Her interests primarily include Epilepsy and Multiple Sclerosis. She has always enjoyed living in Iowa for the past 13 years, and is looking forward to her time in Burlington, IA. She did her Undergraduate training at the University of Northern Iowa in Cedar Falls, IA. She has always enjoyed working with people in smaller communities, and chose Burlington as a home for her daughter and her husband.

Kelley Dawley, ARNP

Kelley Dawley

Kelley Dawley, ARNP, has been with Neurology and Sleep Clinic since October 2015. She has many years of nursing experience in Iowa and MO. She was a member of the skilled nursing unit at Pella, IA for a little over one year while finishing her MSN. She is a certified Adult-Geriatric Primary Care Nurse Practitioner. Kelley has been working primarily with our Memory, Headache, and Sleep patients. She is expanding her patient base and is seeing many patients with Neuropathy, Restless Leg Syndrome, Narcolepsy, and stable Seizures. She is very proud to now be offering BOTOX therapy for our Chronic Migraine patients.

Kelley did her undergraduate schooling at Wartburg College in Waverly, IA, nursing training at Allen College in Waterloo, IA and her MSN at Allen College in Waterloo, IA. She is currently working on her DNP with a focus on quality improvement, leadership, and research.

Kelley grew up in Stillwater, MN, but has been in Iowa since 2007. She married an Iowa boy who is from Montezuma, IA and has many family members who live and work in Pella, IA.

Becky Zwanziger, ARNP

Becky Zwanziger, ARNP

Ms. Zwanziger has been in practice for over 5 years. Her career includes years in the areas of Cardiology, Urgent Care and Family Medicine. Becky completed her ARNP at Allen College, specializing in Acute Care.


Becky provides neurological evaluation and treatment in the areas of Alzheimer’s Disease, Chronic Migraines and Sleep Disorders as well as seeing other neurological conditions including stable Epilepsy patients, and working closely with Dr. Dhuna at Great River Medical Center with the Inpatient Rehabilitation Team.