William Thomas Petro, MD
Internal Medicine Physician · Cleveland, OH
William Thomas Petro, MD is an internal medicine physician with a practice address in Cleveland, Ohio, and NPI 1164059390, issued on Mar 26, 2020. Check the license (Ohio 35.147281, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- William Thomas Petro
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35.147281 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Metrohealth Dr, Cleveland, OH 44109
- Phone
- (216) 778-7800
- Enumerated
- Mar 26, 2020
- Record last updated
- Jan 18, 2024
- Medicare enrollment
- Enrolled (PECOS I20230829003144); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 2500 Metrohealth Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Thomas Petro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.147281Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
134 Medicare Part D claims for 41 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Brilinta11 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.
Bills Medicare through one group practice
- The Metrohealth SystemCleveland, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Thomas Petro among 5,277 internal medicine physician records in Ohio
William Thomas Petro, 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 2020, is newer than 85% of them.
- NPI issued2020 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2020 · median 2006 among the 3,414 with a school on file
- Record last updated2024 · 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).
897 internal medicine physician records list a practice address in Cleveland
They are 897 of the 30,748 NPPES records with a practice address in Cleveland, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Cleveland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Peter Anders, M.D,Cleveland, OH 441091639126915
- Dorota Bauer, MDCleveland, OH 441091164498853
- Shari Bolen, M.D.Cleveland, OH 441091740246347
- William Cook, DOCleveland, OH 441091811963093
- Joseph Daprano, MDCleveland, OH 441091881630283
- Hallie Dechant, MD, MPPCleveland, OH 441091912943309
- Jeffrey Galvin, M.D.Cleveland, OH 441091316939143
- Hans Geho, M.D.Cleveland, OH 441091275522765
Common questions
What is William Thomas Petro, MD's NPI number?
William Thomas Petro, MD's National Provider Identifier (NPI) is 1164059390, issued on Mar 26, 2020. An NPI identifies a provider in billing; it is not a license.
Where is William Thomas Petro, MD located?
The NPPES record lists a practice address at 2500 Metrohealth Dr, Cleveland, OH, 44109. Phone: (216) 778-7800. Providers update this record themselves, so call before visiting.
How can I verify William Thomas Petro, MD's license?
NPPES lists Ohio license number 35.147281, 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 William Thomas Petro, MD prescribe under Medicare Part D?
In 2024, William Thomas Petro, MD had 134 Medicare Part D claims for 41 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.