Shenbagam Dewar, MD
Geriatric Medicine (Family Medicine) Physician · Ann Arbor, MI
Shenbagam Dewar, MD is a geriatric medicine (family medicine) physician with a practice address in Ann Arbor, Michigan, and NPI 1255323747, issued on Aug 19, 2005. Check the license (Michigan 4301108515, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Shenbagam Dewar
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Family Medicine) Physician 207QG0300X
- License numbers
- 4301108515 MI
230753 MA
Self-reported in NPPES; status is on the state search - Practice location
- 4260 Plymouth RD, Ann Arbor, MI 48109
- Phone
- (734) 764-6831
- Enumerated
- Aug 19, 2005
- Record last updated
- Mar 20, 2023
- Medicaid IDs
- 00A871530 CA
GR0003490 CA - Medicare enrollment
- Enrolled (PECOS I20160930000367); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (family medicine) physician records → All 61 in Michigan → Look up another NPI →
Also registered at 4260 Plymouth RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marjorie Almeda, DOGeriatric Medicine (Internal Medicine) Physician1295740728
- James Baker, MDPediatrics Physician1790791952
- Sami Barmada, MD, PHDNeurology Physician1144247891
Verify Shenbagam Dewar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301108515Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024
797 Medicare Part D claims for 81 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D.
Most prescribed
- Ozempic57 claims
- Metformin Hcl51 claims
- Atorvastatin Calcium50 claims
- Amlodipine Besylate45 claims
- Donepezil Hcl44 claims
- Levothyroxine Sodium44 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
- Regents OF The University OF MichiganAnn Arbor, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shenbagam Dewar among 61 geriatric medicine (family medicine) physician records in Michigan
Shenbagam Dewar, MD is one of 61 geriatric medicine (family medicine) physician records with a practice address in Michigan. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 80% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1995 · median 1997 among the 25 with a school on file
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Family Medicine) Physician providers in Michigan
There are 61 geriatric medicine (family medicine) physician records in Michigan.
All 61 in Michigan → Every provider in Ann Arbor → Geriatric Medicine (Family Medicine) Physician nationwide →
The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes
- Kailash DhirAnn Arbor, MI 481091831727429
- Kate Szymanski, DOAnn Arbor, MI 481091871954206
- Ali Mahmood, MDVan Buren Twp, MI 481111265954473
- Rachel Denny, D.O.Ann Arbor, MI 481051730620386
- Jaylyn Kelly, MDChelsea, MI 481181538899364
- Marcel Elanjian, D.O.Dearborn, MI 481241861485500
- Paula Kim, M.D.Warren, MI 480931255332599
- E. Byrum Patrick, M.D.Warren, MI 480931215001722
Common questions
What is Shenbagam Dewar, MD's NPI number?
Shenbagam Dewar, MD's National Provider Identifier (NPI) is 1255323747, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Shenbagam Dewar, MD located?
The NPPES record lists a practice address at 4260 Plymouth RD, Ann Arbor, MI, 48109. Phone: (734) 764-6831. Providers update this record themselves, so call before visiting.
How can I verify Shenbagam Dewar, MD's license?
NPPES lists Michigan license number 4301108515, 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 Shenbagam Dewar, MD prescribe under Medicare Part D?
In 2024, Shenbagam Dewar, MD had 797 Medicare Part D claims for 81 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.