Ronald E. Graeser, DO
Family Medicine Physician · Hart, MI
Ronald E. Graeser, DO is a family medicine physician with a practice address in Hart, Michigan, and NPI 1922030063, issued on Jul 7, 2006. Check the license (Michigan RG006295, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Ronald E. Graeser
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- RG006295 MI
Self-reported in NPPES; status is on the state search - Practice location
- 611 E Main St, Hart, MI 49420
- Phone
- (231) 873-5675
- Enumerated
- Jul 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (231) 873-3448
- Medicaid ID
- 4506190 TYPE 11 MI
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 611 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Janelle DonjonClinical Social Worker1770450819
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- Sonja Mayo, LMSWSocial Worker1013445725
Verify Ronald E. Graeser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license RG006295Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
53 Medicare Part D claims for 25 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Ronald E. Graeser among 6,013 family medicine physician records in Michigan
Ronald E. Graeser, DO 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 updated2007 · 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).
5 family medicine physician records list a practice address in Hart
They are 5 of the 103 NPPES records with a practice address in Hart, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Hart → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- John Cooney, DOHart, MI 494201477553816
- Rebecca Miller, MDHart, MI 494201790814762
- Rudy Ochs, DOHart, MI 494201669418356
- Paul Wagner, DOHart, MI 494201962434043
- Jeffrey Thome, DOHesperia, MI 494211215045661
- Lauren Blenman, D.OGrandville, MI 494181104231158
- Randall Clark, MDGrandville, MI 494181063573319
- Morgan DaulGrandville, MI 494181295148690
Common questions
What is Ronald E. Graeser, DO's NPI number?
Ronald E. Graeser, DO's National Provider Identifier (NPI) is 1922030063, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronald E. Graeser, DO located?
The NPPES record lists a practice address at 611 E Main St, Hart, MI, 49420. Phone: (231) 873-5675. Providers update this record themselves, so call before visiting.
How can I verify Ronald E. Graeser, DO's license?
NPPES lists Michigan license number RG006295, 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 Ronald E. Graeser, DO prescribe under Medicare Part D?
In 2024, Ronald E. Graeser, DO had 53 Medicare Part D claims for 25 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.