Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Ralph Timothy Dunnigan, MD

Individual provider Neurology Physician · NPI 1932151586

Dr. Ralph Timothy Dunnigan, MD is a Neurology in Bismarck, North Dakota. Graduated from University of North Dakota School of Medicine in 1989, 37 years ago. Practices with Innovis Health LLC, a 573-clinician group, accepts Medicare assignment and offers telehealth. Licensed in North Dakota.

Years since qualifying
37
Trained at
University of North Dakota School of Medicine
Licensed in
ND
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

401 N 9th St
Bismarck, ND 58501-4530
Phone: (701) 712-4500
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 6681 (ND)

Record details

NPI number1932151586
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 16, 2006
Last updated in NPPESJune 14, 2023
Certification dateJune 14, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEUROLOGY
Medical schoolUNIVERSITY OF NORTH DAKOTA SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Innovis Health Llc — 573 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Bismarck