Mark S. Perlmutter, M.D.
Internal Medicine Physician · Wooster, OH
Mark S. Perlmutter, M.D. is an internal medicine physician with a practice address in Wooster, Ohio, and NPI 1235141227, issued on Aug 12, 2006. Check the license (Ohio 35037391, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Mark S. Perlmutter
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35037391 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1740 Cleveland RD, Wooster, OH 44691
- Phone
- (330) 287-4500
- Enumerated
- Aug 12, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (330) 287-4809
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 1740 Cleveland RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark S. Perlmutter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35037391Check 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 internal medicine physician in 2024
22 Medicare Part D claims, against an average of 3,176 among the 108,855 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.
Mark S. Perlmutter among 5,277 internal medicine physician records in Ohio
Mark S. Perlmutter, M.D. 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 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 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 Wooster → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dana Bonezzi, MDWooster, OH 446911255331542
- Debra Fast, DOWooster, OH 446911184624496
- Kathleen Fearon, DOWooster, OH 446911699775932
- Alycia Findlay, M.D.Wooster, OH 446911720420052
- Chitra Ganta, M.D.Wooster, OH 446911528373321
- Darell Heiselman, DOWooster, OH 446911043260359
- Eric Jopperi, D.O.Wooster, OH 446911952421638
- Loren Kirchner, MDWooster, OH 446911952382285
Common questions
What is Mark S. Perlmutter, M.D.'s NPI number?
Mark S. Perlmutter, M.D.'s National Provider Identifier (NPI) is 1235141227, issued on Aug 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark S. Perlmutter, M.D. located?
The NPPES record lists a practice address at 1740 Cleveland RD, Wooster, OH, 44691. Phone: (330) 287-4500. Providers update this record themselves, so call before visiting.
How can I verify Mark S. Perlmutter, M.D.'s license?
NPPES lists Ohio license number 35037391, 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 Mark S. Perlmutter, M.D. prescribe under Medicare Part D?
In 2024, Mark S. Perlmutter, M.D. had 22 Medicare Part D claims; 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.