John M. Koval, MD
Internal Medicine Physician · Youngstown, OH
John M. Koval, MD is an internal medicine physician with a practice address in Youngstown, Ohio, and NPI 1992773451, issued on Mar 10, 2006. Check the license (Ohio 35048160, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- John M. Koval
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35048160 OH
Self-reported in NPPES; status is on the state search - Practice location
- 7641 Market St Ste 2, Youngstown, OH 44512
- Phone
- (330) 884-2444
- Enumerated
- Mar 10, 2006
- Record last updated
- Apr 13, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (330) 965-4836
- Medicaid ID
- 0514616 OH
- Medicare enrollment
- Enrolled (PECOS I20081028000002); accepts Medicare assignment
- Medical or professional school
- Medical College Of Ohio, 1980
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 7641 Market St Ste 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brock Generalovich, D.O.Plastic Surgery Physician1861583528
- Danielle Gregory, CNPNurse Practitioner1982208070
Verify John M. Koval in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35048160Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.5 times the Medicare Part D claims of the average internal medicine physician in 2024
17,508 Medicare Part D claims for 1,044 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 210 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,194 claims
- Amlodipine Besylate902 claims
- Levothyroxine Sodium768 claims
- Metoprolol Succinate739 claims
- Pantoprazole Sodium583 claims
- Rosuvastatin Calcium543 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Triad Health Services LLCYoungstown, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John M. Koval among 5,277 internal medicine physician records in Ohio
John M. Koval, 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 fileYes · 65% of these records are
- Graduated1980 · median 2006 among the 3,414 with a school on file
- Record last updated2015 · 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).
130 internal medicine physician records list a practice address in Youngstown
They are 130 of the 4,790 NPPES records with a practice address in Youngstown, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Youngstown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maged Awadalla, M.D.Youngstown, OH 445121043281090
- Thomas Detesco, M.D.Boardman, OH 445121013911403
- George Ellis, M.D.Boardman, OH 445121366428484
- Anita Hackstedde, M.D.Boardman, OH 445121457341877
- Keith Henson, DOBoardman, OH 445121023009412
- Thomas Hunt, DOBoardman, OH 445121013978808
- Prabhudas Lakhani, M.D.Youngstown, OH 445121679564645
- Edward Miller, MDYoungstown, OH 445121891763355
Common questions
What is John M. Koval, MD's NPI number?
John M. Koval, MD's National Provider Identifier (NPI) is 1992773451, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John M. Koval, MD located?
The NPPES record lists a practice address at 7641 Market St Ste 2, Youngstown, OH, 44512. Phone: (330) 884-2444. Providers update this record themselves, so call before visiting.
How can I verify John M. Koval, MD's license?
NPPES lists Ohio license number 35048160, 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 John M. Koval, MD prescribe under Medicare Part D?
In 2024, John M. Koval, MD had 17,508 Medicare Part D claims for 1,044 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is John M. Koval, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.