Gary L. Baker, MD
Rheumatology Physician · Saint Paul, MN
Gary L. Baker, MD is a rheumatology physician with a practice address in Saint Paul, Minnesota, and NPI 1932168036, issued on Mar 20, 2006. Check the license (Minnesota 25221, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Gary L. Baker
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 25221 MN
Self-reported in NPPES; status is on the state search - Practice location
- 255 Smith Ave N, Saint Paul, MN 55102
- Phone
- (651) 241-5000
- Enumerated
- Mar 20, 2006
- Record last updated
- Nov 4, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (651) 241-7678
- Medicaid ID
- 639375600 MN
- Medicare enrollment
- Enrolled (PECOS I20100415000047); accepts Medicare assignment
- Medical or professional school
- University Of Nebraska College Of Medicine, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 173 in Minnesota → Look up another NPI →
Also registered at 255 Smith Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gary L. Baker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 25221Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% more Medicare Part D claims than the average rheumatology physician in 2024
3,247 Medicare Part D claims for 530 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 80 claims were for opioids.
Most prescribed
- Methotrexate960 claims
- Hydroxychloroquine Sulfate596 claims
- Prednisone274 claims
- Leflunomide199 claims
- Enbrel Sureclick109 claims
- Humira(Cf) Pen98 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Allina Health SystemAnnandale, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gary L. Baker among 173 rheumatology physician records in Minnesota
Gary L. Baker, MD is one of 173 rheumatology physician records with a practice address in Minnesota. 77% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 50% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1978 · median 2008 among the 116 with a school on file
- Record last updated2020 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Minnesota
There are 173 rheumatology physician records in Minnesota.
All 173 in Minnesota → Every provider in Saint Paul → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Stephanie Anderson, MDSt Paul, MN 551021225136617
- Christopher Edward Garces, MDSaint Paul, MN 551021003478124
- Martha Grandits, MDSaint Paul, MN 551021548222425
- Prasanthi Meagher, M.DSaint Paul, MN 551021548347594
- David Ewart, M.D.Saint Paul, MN 551011902168222
- Daniel Hathaway, MDSaint Paul, MN 551011386618874
- Ali Sajjad, MDMaplewood, MN 551091619913621
- Christopher Ussher, M.D.Maplewood, MN 551091568559888
Common questions
What is Gary L. Baker, MD's NPI number?
Gary L. Baker, MD's National Provider Identifier (NPI) is 1932168036, issued on Mar 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary L. Baker, MD located?
The NPPES record lists a practice address at 255 Smith Ave N, Saint Paul, MN, 55102. Phone: (651) 241-5000. Providers update this record themselves, so call before visiting.
How can I verify Gary L. Baker, MD's license?
NPPES lists Minnesota license number 25221, 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 Gary L. Baker, MD prescribe under Medicare Part D?
In 2024, Gary L. Baker, MD had 3,247 Medicare Part D claims for 530 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Gary L. Baker, MD's MIPS final score?
The 2023 MIPS final score is 83.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.