Gary Yen, MD
Family Medicine Physician · Ann Arbor, MI
Gary Yen, MD is a family medicine physician with a practice address in Ann Arbor, Michigan, and NPI 1497844351, issued on Oct 11, 2006. Check the license (Michigan 4301078383, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Gary Yen
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4301078383 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1801 Briarwood Cir, Ann Arbor, MI 48108
- Phone
- (734) 998-7390
- Enumerated
- Oct 11, 2006
- Record last updated
- Dec 3, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 4642754 MI
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 1801 Briarwood Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gary Yen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301078383Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
290 Medicare Part D claims for 67 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium45 claims
- Amlodipine Besylate22 claims
- Lisinopril21 claims
- Metoprolol Succinate18 claims
- Losartan Potassium16 claims
- Lovastatin12 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.
Gary Yen among 6,013 family medicine physician records in Michigan
Gary Yen, MD is one of 6,013 family medicine physician records with a practice address in Michigan. 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 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2019 · 58% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
177 family medicine physician records list a practice address in Ann Arbor
They are 177 of the 15,616 NPPES records with a practice address in Ann Arbor, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Ann Arbor → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ricardo Bartelme, MDAnn Arbor, MI 481081174611669
- Catherine Bettcher, MDAnn Arbor, MI 481081154419646
- Denise Campbell-Scherer, MDAnn Arbor, MI 481081760570253
- Karl Edelmann, MDAnn Arbor, MI 481081285632216
- Elizabeth Eden, MDAnn Arbor, MI 481081841278645
- Kristina Gallagher, MDAnn Arbor, MI 481081902994429
- Kathleen Gilmore, MDAnn Arbor, MI 481081538125596
- Lee Green, MDAnn Arbor, MI 481081518055045
Common questions
What is Gary Yen, MD's NPI number?
Gary Yen, MD's National Provider Identifier (NPI) is 1497844351, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary Yen, MD located?
The NPPES record lists a practice address at 1801 Briarwood Cir, Ann Arbor, MI, 48108. Phone: (734) 998-7390. Providers update this record themselves, so call before visiting.
How can I verify Gary Yen, MD's license?
NPPES lists Michigan license number 4301078383, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gary Yen, MD prescribe under Medicare Part D?
In 2024, Gary Yen, MD had 290 Medicare Part D claims for 67 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.