Doctor profile · Federal record
Dr. Mark Grim, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Duluth, MN
- NPI 1609843911
- Accepts Medicare
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 East 3Rd Street
Duluth, MN 55805
(218) 786-8364
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- October 9, 2008
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- Minnesota #46550
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609843911. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
43
Distinct HCPCS
3
Medicare allowed
$2,838
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00142 |
Anesthesia for lens surgery | 17 | 17 | $63 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 15 | 15 | $71 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 11 | 11 | $65 |
In context: peer comparison
Among 18 peers in this city , average services per provider: 21. This provider delivers 2.0× the peer median.Frequently asked questions
What is Dr. Mark Grim's medical specialty?
Dr. Mark Grim practices Anesthesiology Physician in Duluth, MN.
Where does Dr. Mark Grim practice?
Dr. Mark Grim practices at 400 East 3Rd Street, Duluth, MN 55805. Office phone: 2187868364.
What is Dr. Mark Grim's NPI?
Dr. Mark Grim's National Provider Identifier (NPI) is 1609843911, issued by NPPES.
Does Dr. Mark Grim accept Medicare assignment?
Yes. Dr. Mark Grim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Grim commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.