NPPES file of Aug 9, 2026

Annette Sassin Gilmer, M.D.

Family Medicine Physician · Marysville, MI

Annette Sassin Gilmer, M.D. is a family medicine physician with a practice address in Marysville, Michigan, and NPI 1861468845, issued on Feb 28, 2006. Check the license (Michigan 4301051181, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861468845
Name
Annette Sassin Gilmer
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
4301051181 MI
Self-reported in NPPES; status is on the state search
Practice location
3350 Gratiot Blvd, Marysville, MI 48040
Phone
(810) 364-4000
Enumerated
Feb 28, 2006
Record last updated
Dec 2, 2024
Fax
(810) 364-5995
Medicaid ID
1861468845 MI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3350 Gratiot Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Brady, ATC, PESAthletic Trainer1972758969
  2. Paul Bruer, M.D.Internal Medicine Physician1801863717
  3. John Colombo, MDFamily Medicine Physician1720158579
  4. Meghan Kinter, PA-CMedical Physician Assistant1043702772
  5. Marianne McKissick, PACPhysician Assistant1710154521
  6. Igor Nedic, M.D.Family Medicine Physician1316913304

Verify Annette Sassin Gilmer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301051181    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Michigan license search

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Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs

55 Medicare Part D claims for 46 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 98% of claims.

  1. Annette Gilmer55
  2. Specialty average3,544

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Shingrix28 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.

9 family medicine physician records list a practice address in Marysville

They are 9 of the 575 NPPES records with a practice address in Marysville, and 6,013 family medicine physician records in Michigan.

All 9 in Marysville → All 6,013 in Michigan → Every provider in Marysville →

Other family medicine physician records in Michigan

  1. Asma AbbasHamtramck, MI1982946463
  2. Saadia Abbas, MDChesterfield, MI1619136868
  3. Faezeh AbbasiMonroe, MI1144065921
  4. Layla Abbasi, MDWayne, MI1346177607
  5. Marisa Abbo, DORochester Hills, MI1184605388
  6. Cathleen Abbott, M.D.East Lansing, MI1275630501
  7. Leah Abbott, MDGwinn, MI1760987341
  8. Nina Abboud, DORochester Hills, MI1639750557
  9. Ryan Abboud, DOBingham Farms, MI1104353077
  10. Christina Abd, MDSterling Heights, MI1770371965

Common questions

What is Annette Sassin Gilmer, M.D.'s NPI number?

Annette Sassin Gilmer, M.D.'s National Provider Identifier (NPI) is 1861468845, issued on Feb 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Annette Sassin Gilmer, M.D. located?

The NPPES record lists a practice address at 3350 Gratiot Blvd, Marysville, MI, 48040. Phone: (810) 364-4000. Providers update this record themselves, so call before visiting.

How can I verify Annette Sassin Gilmer, M.D.'s license?

NPPES lists Michigan license number 4301051181, 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 Annette Sassin Gilmer, M.D. prescribe under Medicare Part D?

In 2024, Annette Sassin Gilmer, M.D. had 55 Medicare Part D claims for 46 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.