Dr. Gregory M. Garrison, MD

  • Rochester, MN
  • Family medicine physician
NPI1023098456PAC ID5496657223
Medicare services, 2024
238
Medicare patients, 2024
152
Part D claims, 2024
577
Publications
49
Hospital affiliations
1
Practice address
200 First Street SW, Rochester, MN 55905
Practice phone
Call (507) 284-5968
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mayo Clinic Breast Diagnostic Clinic

Mammography / Breast Imaging Center · Rochester, Minnesota

See all 5 affiliations

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Dr. Gregory M. Garrison is a family medicine physician in Rochester, Minnesota

Dr. Garrison practices at Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota.

Dr. Garrison's NPI, 1023098456, was assigned on January 20, 2006. Dr. Garrison graduated from University of Minnesota Medical School in 1998. Dr. Garrison holds Minnesota license 41620.

NPI and contact details
Medicare PAC ID
5496657223
NPI enumeration date
January 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(507) 284-5968
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
54
Medical school graduation
1998

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gregory M. Garrison practices at Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota

Dr. Garrison's primary practice is Mayo Clinic Breast Diagnostic Clinic, at 200 First Street SW, Rochester, MN 55905. The practice phone is (507) 284-5968.

  • Mayo Clinic Breast Diagnostic Clinic
    200 First Street SW, Rochester, MN 55905Phone(507) 284-5968

Source: Dmand AI Affiliation Data

Dr. Gregory M. Garrison is affiliated with 4 sites of care and 1 medical group

Dr. Garrison's primary practice is Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota. Dr. Garrison is also affiliated with Mayo Clinic Hospital, Saint Marys Campus. The medical group on file is Mayo Clinic. Dmand AI also links Dr. Garrison to 1 more clinical lab and 1 hospice, each named with a free account. Dr. Garrison's employer is on file too: a breast imaging center.

See all 5 affiliations for Dr. Garrison

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Gregory M. Garrison's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Garrison practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic Breast Diagnostic ClinicAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory M. Garrison is one of 3,336 family medicine physicians in Minnesota

Family medicine is Dr. Garrison's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Garrison is licensed in Minnesota.

Specialties and state licenses

  • Family medicine, MinnesotaPrimaryLicense 41620 · taxonomy 207Q00000X

Family medicine physicians near Dr. Garrison

Counts of family medicine physicians 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. Gregory M. Garrison billed Medicare for 238 services in 2024

CMS data shows 238 Medicare services from Dr. Garrison across 8 procedure codes in 2024, for 152 Medicare patients. Medicare paid $17,658 for them.

Medicare services, 2024238
Medicare patients152
Paid by Medicare$17,658
Procedure codes8

Dr. Garrison's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2562024: 19524%
Other services
2023: 172024: 43153%

Where Dr. Garrison's Medicare services took place, 2024

  • In an office9741%
  • In a facility14159%

Dr. Garrison compared with the Minnesota median for family medicine physicians, 2024

  • Dr. Garrison
  • Minnesota median
Medicare services
238vs 28416% below
Medicare patients
152vs 12522% above
Part D claims
283vs 88568% below

Medians across 3,579 family medicine physicians in Minnesota with Dmand AI profiles that report each measure.

Dr. Garrison'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.

See all procedures by Dr. Garrison

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Gregory M. Garrison treated 152 Medicare patients in 2024, average age 76

CMS counts 152 Medicare patients who saw Dr. Garrison in 2024. The largest group is 75 to 84, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.77, 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. Garrison's median patient age at 72, with 45% women.

Medicare patients, 2024152
Average age76
Average risk score1.77
Also on Medicaid8%

Dr. Garrison's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Garrison's Medicare patients by sex, 2024

  • Women8556%
  • Men6744%

Chronic conditions among Dr. Garrison's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Chronic kidney disease53%
  4. Arthritis39%
  5. Heart failure38%
  6. Diabetes35%
  7. Ischemic heart disease31%
  8. Atrial fibrillation28%

Share of Medicare patients with each condition. A patient can have several.

Dr. Garrison's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women45%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Gregory M. Garrison wrote 577 Medicare Part D claims in 2024

In 2024, Dr. Garrison wrote 577 Medicare Part D claims for 186 patients. 89% of them were for generic drugs. CMS names the drug for 283 of them, across 13 drugs with 11 or more claims each, at $3,103 in total drug cost. In 2023, CMS named 412 claims across 17 drugs.

Part D claims, 2024577
Drugs named by CMS13
Total drug cost$3,103
Part D patients186

Dr. Garrison's Part D claims by kind of drug, 2024

  • Generic512 claims89%
  • Brand-name47 claims8%
  • Other18 claims3%

Dr. Garrison's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4122024: 28331%

Drugs named by CMS: 13 in 2024, 17 in 2023.

See all prescribing by Dr. Garrison

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Gregory M. Garrison takes part in Medicare

Dr. Garrison accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gregory M. Garrison has 49 publications on record

Dmand AI links 49 papers to Dr. Garrison, published from 2012 to 2024. 2020 was the busiest year, with 4. The most frequent topics are Primary Health Care, Family Practice and Patient Care Team. Dr. Garrison has published most often in J Prim Care Community Health. Dr. Garrison's most frequent co-authors are Kurt B. Angstman, MD, Jennifer Lynn Pecina, MD and Christopher L. Boswell, MD.

Papers49
Years published2012 to 2024

Dr. Garrison's papers by year, 2015 to 2024

Topics Dr. Garrison writes about most

  • Primary Health Care
  • Family Practice
  • Patient Care Team
  • Continuity of Patient Care
  • Ambulatory Care Facilities
  • Minnesota
  • Nurse Practitioners
  • Patient-Centered Care

Dr. Garrison's most frequent co-authors

Recent publications by Dr. Garrison

See all 49 publications and co-authors

See who Dr. Garrison researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Garrison works with, so you can find a warm path to the right family medicine physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Gregory M. Garrison graduated from University of Minnesota Medical School

Dr. Garrison graduated from University of Minnesota Medical School in 1998.

  1. Medical schoolUniversity of Minnesota Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Gregory M. Garrison's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Gregory M. Garrison

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. Gregory M. Garrison's NPI number?

Dr. Gregory M. Garrison's NPI number is 1023098456. It was assigned on January 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory M. Garrison?

Dr. Gregory M. Garrison is a family medicine physician in Rochester, Minnesota. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Gregory M. Garrison practice?

Dr. Garrison practices at 200 First Street SW, Rochester, MN 55905. Dr. Garrison's primary practice is Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota. Dmand AI also links Dr. Garrison to 1 clinical lab and 1 hospice.

What is Dr. Gregory M. Garrison's office phone number?

The practice phone on file for Dr. Garrison is (507) 284-5968.

What is Dr. Gregory M. Garrison's medical license number?

Dr. Garrison holds Minnesota license 41620.

Which hospitals is Dr. Gregory M. Garrison affiliated with?

Dr. Garrison is affiliated with Mayo Clinic Hospital, Saint Marys Campus.

What medical group is Dr. Gregory M. Garrison part of?

Dr. Garrison is linked to Mayo Clinic.

Does Dr. Gregory M. Garrison accept Medicare?

Yes. CMS data shows Dr. Garrison billed Medicare for 238 services in 2024, and Dr. Garrison accepts Medicare assignment.

How many Medicare patients does Dr. Gregory M. Garrison see?

CMS counts 152 Medicare patients who saw Dr. Garrison in 2024, with an average age of 76.

What services does Dr. Gregory M. Garrison bill to Medicare?

In 2024, Dr. Garrison's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and hospital inpatient care (99223).

Show 5 more questionsShow fewer questions

Where did Dr. Gregory M. Garrison go to medical school?

Dr. Garrison graduated from University of Minnesota Medical School in 1998.

What drugs does Dr. Gregory M. Garrison prescribe most?

In 2024 Medicare Part D data, Dr. Garrison's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Amlodipine Besylate.

How long has Dr. Gregory M. Garrison been practicing?

Dr. Garrison graduated from medical school in 1998, 28 years ago.

Does Dr. Gregory M. Garrison do research?

Dmand AI links 49 publications to Dr. Garrison, published from 2012 to 2024.

Who does Dr. Gregory M. Garrison publish with?

Dr. Garrison's most frequent co-authors are Kurt B. Angstman, MD (21 shared papers), Jennifer Lynn Pecina, MD (8 shared papers) and Christopher L. Boswell, MD (4 shared papers).

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