Marion Demers, M.D.
Family Medicine Physician · Shelby, OH
Marion Demers, M.D. is a family medicine physician with a practice address in Shelby, Ohio, and NPI 1699718916, issued on Jun 14, 2006. Check the license on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Marion Demers
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 24 Morris RD Ste 1, Shelby, OH 44875
- Phone
- (419) 347-2828
- Enumerated
- Jun 14, 2006
- Entity
- Type 1 · individual
Verify Marion Demers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of OhioCheck 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% more Medicare Part D claims than the average family medicine physician in 2024
6,770 Medicare Part D claims for 415 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 30 claims were for opioids.
Most prescribed
- Atorvastatin Calcium480 claims
- Lisinopril325 claims
- Levothyroxine Sodium266 claims
- Metoprolol Succinate216 claims
- Omeprazole216 claims
- Losartan Potassium212 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.
The Medicare quality score for 2023: 17.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Family Medicine Physician providers in Ohio
There are 5,361 family medicine physician records in Ohio.
Other family medicine physician records in Ohio
- John Philamer Abad, M.D.Westerville, OH1356376800
- Katarina Abadie, M.D.Solon, OH1760917447
- Heeran Abawi, M.D.Fairfield, OH1932337649
- Zena Abd-AlahadToledo, OH1659878239
- Ghassan Abdallah, M.D.Middleburg Heights, OH1265531859
- Karyn Abdallah, M.D.Middleburg Heights, OH1477652816
- Mohamed Abdo, DODelaware, OH1083293229
- Neelab Abdullah, MDCleveland, OH1538806922
- Johnny Abi-Rached, DOVermilion, OH1548902018
- Katherine Able-Perkins, D.O.Athens, OH1174751143
Common questions
What is Marion Demers, M.D.'s NPI number?
Marion Demers, M.D.'s National Provider Identifier (NPI) is 1699718916, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marion Demers, M.D. located?
The NPPES record lists a practice address at 24 Morris RD Ste 1, Shelby, OH, 44875. Phone: (419) 347-2828. Providers update this record themselves, so call before visiting.
How can I verify Marion Demers, M.D.'s license?
Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marion Demers, M.D. prescribe under Medicare Part D?
In 2024, Marion Demers, M.D. had 6,770 Medicare Part D claims for 415 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
What is Marion Demers, M.D.'s Medicare quality score?
The 2023 MIPS final score is 17.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.