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

Steven Sonnamaker, MD

Individual provider Emergency Medicine Physician · NPI 1003345323

Steven Sonnamaker, MD is an Emergency Medicine in Bismarck, North Dakota. Graduated from Texas a & M University System, Hsc, College of Medicine in 2017, 9 years ago. Practices with Sanford Bismarck, a 561-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan and North Dakota.

Years since qualifying
9
Trained at
Texas a & M University System, Hsc, College of Medicine
Licensed in
MI, ND
In the registry since
2017
Specialties on file
2
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

300 N 7th St
Bismarck, ND 58501-4439
Phone: (701) 323-6000
Show map & directions

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

Additional practice locations (1)

  • 3601 W 13 Mile Rd, Royal Oak, MI 48073-6712 — (248) 898-2001

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 16394 (ND)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 4301112415 (MI)

Record details

NPI number1003345323
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2017
Last updated in NPPESMay 3, 2024
Certification dateMay 3, 2024
Mailing addressPo Box 5074, Sioux Falls, SD 57117-5074

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolTEXAS A & M UNIVERSITY SYSTEM, HSC, COLLEGE OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Sanford Bismarck — 561 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Bismarck