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

Ryan M Siewert, MD

Individual provider Family Medicine Physician · NPI 1528355500

Ryan M Siewert, MD is a Family Practice in Williston, North Dakota. Graduated from University of North Dakota School of Medicine in 2011, 15 years ago. Practices with Trinity Health, a 294-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in North Dakota.

Years since qualifying
15
Trained at
University of North Dakota School of Medicine
Licensed in
ND
In the registry since
2011
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

1321 W Dakota Pkwy
Williston, ND 58801-3807
Phone: (701) 572-7711
Fax: (701) 572-2283
Show map & directions

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

Additional practice locations (1)

  • 2305 37th Ave Sw, Minot, ND 58701-7669 — (701) 418-8000

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 12504 (ND)
Family Medicine Physician Taxonomy 207Q00000X · Licence RL11922 (ND)

Record details

NPI number1528355500
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2011
Last updated in NPPESSeptember 24, 2025
Certification dateSeptember 24, 2025
Mailing addressPo Box 5010, Minot, ND 58702-5010

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF NORTH DAKOTA SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Trinity Health — 294 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Williston