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

Dr. John Michael Tinjum, MD

Individual provider Internal Medicine Physician · NPI 1093953366

Dr. John Michael Tinjum, MD is an Internal Medicine in Moorhead, Minnesota. Graduated from Creighton University School of Medicine in 2007, 19 years ago. Practices with Sanford Medical Center Fargo, a 1,212-clinician group and accepts Medicare assignment. Licensed in Minnesota and North Dakota.

Years since qualifying
19
Trained at
Creighton University School of Medicine
Licensed in
MN, ND
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4000 28th Ave S
Moorhead, MN 56560-7926
Phone: (701) 234-3261
Fax: (701) 417-6802
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 59995 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 12400 (ND)

Record details

NPI number1093953366
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 26, 2009
Last updated in NPPESMarch 16, 2016

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolCREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Sanford Medical Center Fargo — 1212 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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