Dr. Mark L. Grim, MD
- Medicare services, 2024
- 12
- Medicare patients, 2024
- 132
- Hospital affiliations
- 4
- Medical group
- 1
- State license
- 1
- Practice address
- 402 East Second Street, Duluth, MN 55805
- Practice phone
- Call (218) 786-3574
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Mark L. Grim is an anesthesiologist in Duluth, Minnesota
Dr. Grim practices at Essentia Health-St. Mary's Medical Center in Duluth, Minnesota, part of Essentia Health.
Dr. Grim's NPI, 1609843911, was assigned on March 6, 2006. Dr. Grim graduated from University of Minnesota Medical School in 2000. Dr. Grim holds Minnesota license 46550.
- NPI
- 1609843911NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729065180
- NPI enumeration date
- March 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (218) 786-3574
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark L. Grim practices at 2 locations in Duluth, Minnesota
Dr. Grim's primary practice is Essentia Health-St. Mary's Medical Center, at 402 East Second Street, Duluth, MN 55805 in St. Louis County. The practice phone is (218) 786-3574. Dr. Grim also practices at Essentia Health St Marys Medical Center, 407 E 3rd St, Duluth, MN 55805.
- Essentia Health-St. Mary's Medical CenterPrimary402 East Second Street, Duluth, MN 55805 · St. Louis CountyPhone(218) 786-3574
- Essentia Health St Marys Medical Center407 E 3rd St, Duluth, MN 55805 · Saint Louis CountyPhone(218) 786-1009
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Mark L. Grim is affiliated with 5 sites of care and 1 medical group
Dr. Grim's primary practice is Essentia Health-St. Mary's Medical Center in Duluth, Minnesota, part of Essentia Health. Dr. Grim is also affiliated with Essentia Health-Duluth (Miller-Dwan, Building D). The medical group on file is Essentia Health-Duluth Clinic. Dmand AI also links Dr. Grim to 2 more hospitals and 1 urgent care center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark L. Grim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grim practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Essentia Health-St. Mary's Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark L. Grim is one of 816 anesthesiologists in Minnesota
Anesthesiology is Dr. Grim's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Grim is licensed in Minnesota.
Specialties and state licenses
- Anesthesiology, MinnesotaPrimary
Anesthesiologists near Dr. Grim
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark L. Grim billed Medicare for 12 services in 2024
CMS data shows 12 Medicare services from Dr. Grim across 1 procedure code in 2024, for 132 Medicare patients. Medicare paid $607 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Grim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 432024: 1272%
Dr. Grim compared with the Minnesota median for anesthesiologists, 2024
- Dr. Grim
- Minnesota median
- Medicare services
- 12vs 7283% below
- Medicare patients
- 132vs 16219% below
Medians across 771 anesthesiologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Grim's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Grim?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grim and other anesthesiologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark L. Grim treated 132 Medicare patients in 2024, average age 70
CMS counts 132 Medicare patients who saw Dr. Grim in 2024. The largest group is 65 to 74, with 67 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 23% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Grim's median patient age at 54, with 59% women.
Dr. Grim's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grim's Medicare patients by sex, 2024
- Women7154%
- Men6146%
Chronic conditions among Dr. Grim's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Arthritis58%
- Mood disorders37%
- Diabetes33%
- Depression31%
- Anxiety30%
- Chronic kidney disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Mark L. Grim takes part in Medicare
Dr. Grim accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark L. Grim graduated from University of Minnesota Medical School
Dr. Grim graduated from University of Minnesota Medical School in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark L. Grim's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark L. Grim
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark L. Grim's NPI number?
Dr. Mark L. Grim's NPI number is 1609843911. It was assigned on March 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark L. Grim?
Dr. Mark L. Grim is an anesthesiologist in Duluth, Minnesota. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Mark L. Grim practice?
Dr. Grim practices at 402 East Second Street, Duluth, MN 55805. Dr. Grim also practices at 407 E 3rd St, Duluth, MN 55805. Dr. Grim's primary practice is Essentia Health-St. Mary's Medical Center in Duluth, Minnesota, part of Essentia Health. Dmand AI also links Dr. Grim to 2 hospitals and 1 urgent care center.
What is Dr. Mark L. Grim's office phone number?
The practice phone on file for Dr. Grim is (218) 786-3574.
What is Dr. Mark L. Grim's medical license number?
Dr. Grim holds Minnesota license 46550.
Which hospitals is Dr. Mark L. Grim affiliated with?
Dr. Grim practices at Essentia Health-St. Mary's Medical Center in Duluth, Minnesota. Dr. Grim is also affiliated with Essentia Health-Duluth (Miller-Dwan, Building D). Dmand AI links Dr. Grim to 2 more hospitals.
What medical group is Dr. Mark L. Grim part of?
Dr. Grim is linked to Essentia Health-Duluth Clinic.
Does Dr. Mark L. Grim accept Medicare?
Yes. CMS data shows Dr. Grim billed Medicare for 12 services in 2024, and Dr. Grim accepts Medicare assignment.
How many Medicare patients does Dr. Mark L. Grim see?
CMS counts 132 Medicare patients who saw Dr. Grim in 2024, with an average age of 70.
What services does Dr. Mark L. Grim bill to Medicare?
In 2024, Dr. Grim's most billed Medicare services were anesthesia (00731).
Where did Dr. Mark L. Grim go to medical school?
Dr. Grim graduated from University of Minnesota Medical School in 2000.
How long has Dr. Mark L. Grim been practicing?
Dr. Grim graduated from medical school in 2000, 26 years ago.
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