Gregory T. Mucha, MD
Endocrinology, Diabetes & Metabolism Physician · Saint Paul, MN
Gregory T. Mucha, MD is an endocrinology, diabetes & metabolism physician with a practice address in Saint Paul, Minnesota, and NPI 1215902119, issued on Feb 22, 2006. Check the license (Minnesota 42544, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Gregory T. Mucha
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 42544 MN
Self-reported in NPPES; status is on the state search - Practice location
- 401 Phalen Blvd, Saint Paul, MN 55130
- Phone
- (651) 254-7870
- Enumerated
- Feb 22, 2006
- Record last updated
- May 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (651) 254-7876
- Medicare enrollment
- Enrolled (PECOS I20050217000136); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 203 in Minnesota → Look up another NPI →
Also registered at 401 Phalen Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory T. Mucha in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 42544Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024
6,567 Medicare Part D claims for 619 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims.
Most prescribed
- Levothyroxine Sodium763 claims
- Ozempic432 claims
- Metformin Hcl Er308 claims
- Lantus Solostar262 claims
- Mounjaro245 claims
- Metformin Hcl226 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
- Group Health Plan IncCoon Rapids, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory T. Mucha among 203 endocrinology, diabetes & metabolism physician records in Minnesota
Gregory T. Mucha, MD is one of 203 endocrinology, diabetes & metabolism physician records with a practice address in Minnesota. 79% 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 13% of them.
- NPI issued2006 · 13% of these records are older, 48% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1997 · median 2003 among the 142 with a school on file
- Record last updated2021 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Minnesota
There are 203 endocrinology, diabetes & metabolism physician records in Minnesota.
All 203 in Minnesota → Every provider in Saint Paul → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Jacklyn Ellickson, MDSaint Paul, MN 551301538395496
- Dionysia Kalogeropoulou, MDSaint Paul, MN 551301679765762
- Jasleen Kaur, MDSaint Paul, MN 551301720501810
- Christopher Kodl, M.D.Saint Paul, MN 551301174580336
- Sarang PatelSaint Paul, MN 551301174865570
- Siwadon Pitukweerakul, M.D.Saint Paul, MN 551301487063087
- Marco Ruiz Santillan, MDSaint Paul, MN 551301831508654
- Jutarat Sangtian, M.D.Saint Paul, MN 551301568844587
Common questions
What is Gregory T. Mucha, MD's NPI number?
Gregory T. Mucha, MD's National Provider Identifier (NPI) is 1215902119, issued on Feb 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory T. Mucha, MD located?
The NPPES record lists a practice address at 401 Phalen Blvd, Saint Paul, MN, 55130. Phone: (651) 254-7870. Providers update this record themselves, so call before visiting.
How can I verify Gregory T. Mucha, MD's license?
NPPES lists Minnesota license number 42544, 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 T. Mucha, MD prescribe under Medicare Part D?
In 2024, Gregory T. Mucha, MD had 6,567 Medicare Part D claims for 619 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.