Michael Grassi, M.D.
Internal Medicine Physician · Robbinsdale, MN
Michael Grassi, M.D. is an internal medicine physician with a practice address in Robbinsdale, Minnesota, and NPI 1952340143, issued on Jun 5, 2006. Check the license (Minnesota 62868, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Michael Grassi
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 62868 MN
036068517 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3300 Oakdale Ave N, Robbinsdale, MN 55422
- Phone
- (763) 581-6560
- Enumerated
- Jun 5, 2006
- Record last updated
- Jan 23, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (763) 581-4771
- Medicaid ID
- 036068517 IL
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 3300 Oakdale Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Grassi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 62868Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
15 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Michael Grassi among 2,632 internal medicine physician records in Minnesota
Michael Grassi, M.D. is one of 2,632 internal medicine physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2018 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
47 internal medicine physician records list a practice address in Robbinsdale
They are 47 of the 758 NPPES records with a practice address in Robbinsdale, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Robbinsdale → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ben Bache-Wiig, M.D.Robbinsdale, MN 554221679501696
- Bradley Bialczyk, MDRobbinsdale, MN 554221386752657
- Deanna Diebold, M.D.Robbinsdale, MN 554221235166737
- Amy Greminger, M.D.Robbinsdale, MN 554221508890732
- Darko Hauer, MDRobbinsdale, MN 554221114944071
- Amy Knopke, MDRobbinsdale, MN 554221457320517
- Darrell Krieger, MDCrystal, MN 554221366470825
- Susan Lyon, MDRobbinsdale, MN 554221326078981
Common questions
What is Michael Grassi, M.D.'s NPI number?
Michael Grassi, M.D.'s National Provider Identifier (NPI) is 1952340143, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Grassi, M.D. located?
The NPPES record lists a practice address at 3300 Oakdale Ave N, Robbinsdale, MN, 55422. Phone: (763) 581-6560. Providers update this record themselves, so call before visiting.
How can I verify Michael Grassi, M.D.'s license?
NPPES lists Minnesota license number 62868, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Grassi, M.D. prescribe under Medicare Part D?
In 2024, Michael Grassi, M.D. had 15 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.