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

Mark L. Grim, MD

Individual provider Anesthesiology Physician · NPI 1609843911

Mark L. Grim, MD is an Anesthesiology in Duluth, Minnesota. Graduated from University of Minnesota Medical School in 2000, 26 years ago. Practices with The Duluth Clinic Ltd, a 1,127-clinician group and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
26
Trained at
University of Minnesota Medical School
Licensed in
MN
In the registry since
2006
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

400 E 3rd St
Duluth, MN 55805
Phone: (218) 786-8364
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 46550 (MN)

Record details

NPI number1609843911
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 6, 2006
Last updated in NPPESOctober 9, 2008
Mailing address400 East 3rd Street, Duluth, MN 55805

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 2000 (26 years in practice)
Group practice The Duluth Clinic Ltd — 1127 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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