Michael J. Markus, MD
Internal Medicine Physician · Fairfield Township, OH
Michael J. Markus, MD is an internal medicine physician with a practice address in Fairfield Township, Ohio, and NPI 1740246297, issued on Apr 25, 2006. Check the license (Ohio 35051636, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Michael J. Markus
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35051636 OH
Self-reported in NPPES; status is on the state search - Practice location
- 3145 Hamilton Mason RD Ste 300, Fairfield Township, OH 45011
- Phone
- (513) 936-2120
- Enumerated
- Apr 25, 2006
- Record last updated
- Feb 14, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (513) 936-2121
- Medicaid ID
- 0660922 OH
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 3145 Hamilton Mason RD Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ammara Afzal, MBBSFamily Medicine Physician1114548088
Verify Michael J. Markus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35051636Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
95 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amlodipine Besylate16 claims
- Hydrochlorothiazide12 claims
- Simvastatin11 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.
Michael J. Markus among 5,277 internal medicine physician records in Ohio
Michael J. Markus, MD is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% 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 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2018 · 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 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Ohio
There are 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Fairfield Township → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Aparna Ambe, M.D.Hamilton, OH 450111225030646
- Dennis Anthony, M.D.Hamilton, OH 450111396784963
- Salim Bakali, M.D.Hamilton, OH 450111912084518
- Theodore Hunter, M.D.Hamilton, OH 450111033118203
- Shiv Kapoor, M.D.Liberty Township, OH 450111982785309
- Emil Kirovski, M.D.Hamilton, OH 450111457317737
- Steven Lunz, MDHamilton, OH 450111710981089
- Geeta Nath, M.D.Hamilton, OH 450111922104876
Common questions
What is Michael J. Markus, MD's NPI number?
Michael J. Markus, MD's National Provider Identifier (NPI) is 1740246297, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael J. Markus, MD located?
The NPPES record lists a practice address at 3145 Hamilton Mason RD Ste 300, Fairfield Township, OH, 45011. Phone: (513) 936-2120. Providers update this record themselves, so call before visiting.
How can I verify Michael J. Markus, MD's license?
NPPES lists Ohio license number 35051636, as entered by the provider. 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 Michael J. Markus, MD prescribe under Medicare Part D?
In 2024, Michael J. Markus, MD had 95 Medicare Part D claims for 12 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.