Gregory M. Garrison, M.D.
Family Medicine Physician · Rochester, MN
Gregory M. Garrison, M.D. is a family medicine physician with a practice address in Rochester, Minnesota, and NPI 1023098456, issued on Jan 20, 2006. Check the license (Minnesota 41620, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Gregory M. Garrison
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 41620 MN
Self-reported in NPPES; status is on the state search - Practice location
- 200 1St St SW, Rochester, MN 55905
- Phone
- (507) 284-2511
- Enumerated
- Jan 20, 2006
- Record last updated
- Aug 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040122000941); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,985 in Minnesota → Look up another NPI →
Also registered at 200 1St St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory M. Garrison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 41620Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average family medicine physician in 2024
577 Medicare Part D claims for 186 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Atorvastatin Calcium41 claims
- Rosuvastatin Calcium39 claims
- Amlodipine Besylate35 claims
- Lisinopril33 claims
- Levothyroxine Sodium20 claims
- Losartan Potassium19 claims
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.
Bills Medicare through one group practice
- Mayo ClinicRochester, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory M. Garrison among 3,985 family medicine physician records in Minnesota
Gregory M. Garrison, M.D. is one of 3,985 family medicine physician records with a practice address in Minnesota. 74% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 42% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1998 · median 2006 among the 2,483 with a school on file
- Record last updated2020 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
200 family medicine physician records list a practice address in Rochester
They are 200 of the 12,854 NPPES records with a practice address in Rochester, and 3,985 family medicine physician records in Minnesota.
All 3,985 in Minnesota → Every provider in Rochester → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Agerter, M.D.Rochester, MN 559051194701227
- Thomas Billings, D.O.Rochester, MN 559051497731228
- Elliot Bruhl, MDRochester, MN 559051083691612
- Elizabeth Bunch, M.D.Rochester, MN 559051902888639
- Casey Caldwell, M.D.Rochester, MN 559051356327696
- Robert Fish, M.D.Rochester, MN 559051578540282
- Walter Franz, M.D.Rochester, MN 559051265419386
- Margaret Gill, M.D.Rochester, MN 559051023095619
Common questions
What is Gregory M. Garrison, M.D.'s NPI number?
Gregory M. Garrison, M.D.'s National Provider Identifier (NPI) is 1023098456, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory M. Garrison, M.D. located?
The NPPES record lists a practice address at 200 1St St SW, Rochester, MN, 55905. Phone: (507) 284-2511. Providers update this record themselves, so call before visiting.
How can I verify Gregory M. Garrison, M.D.'s license?
NPPES lists Minnesota license number 41620, 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 Gregory M. Garrison, M.D. prescribe under Medicare Part D?
In 2024, Gregory M. Garrison, M.D. had 577 Medicare Part D claims for 186 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.