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

Dr. Gregory N Tjossem, MD

Individual provider Family Medicine Physician · NPI 1215931696

Dr. Gregory N Tjossem, MD is a Family Practice in Spring Grove, Minnesota. Graduated from University of Iowa, Rj & L Carver College of Medicine in 1988, 38 years ago. Practices with Gundersen Clinic Ltd, a 427-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Colorado, Minnesota and Oregon.

Years since qualifying
38
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
CO, MN, OR
In the registry since
2005
Specialties on file
3
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

123 5th Ave SE
Spring Grove, MN 55974-1318
Phone: (608) 782-7300
Show map & directions

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

Additional practice locations (1)

  • 2950 E Harmony Rd, Fort Collins, CO 80528-3419 — (303) 338-4545

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 40179 (MN)
Family Medicine Physician Taxonomy 207Q00000X · Licence MD156481 (OR)
Family Medicine Physician Taxonomy 207Q00000X · Licence DR.0053297 (CO)

Record details

NPI number1215931696
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2005
Last updated in NPPESNovember 9, 2020
Certification dateNovember 9, 2020

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Gundersen Clinic Ltd — 427 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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