NPPES file of Aug 9, 2026

John W. Diehl, MD

Sports Medicine (Family Medicine) Physician · Bucyrus, OH

John W. Diehl, MD is a sports medicine (family medicine) physician with a practice address in Bucyrus, Ohio, and NPI 1982809273, issued on Jun 18, 2007. Check the license (Ohio 35089810, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982809273
Name
John W. Diehl
Credential
MD
Primary taxonomy
Sports Medicine (Family Medicine) Physician 207QS0010X
License numbers
35089810 OH
DR.0068644 CO
Self-reported in NPPES; status is on the state search
Practice location
140 Hill St, Bucyrus, OH 44820
Phone
(567) 307-7595
Enumerated
Jun 18, 2007
Record last updated
Nov 22, 2024
Medicaid ID
2994756 OH
Medicare enrollment
Enrolled (PECOS I20080911000573); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest sports medicine (family medicine) physician records → All 133 in Ohio → Look up another NPI →

Also registered at 140 Hill St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stephanie DorisSurgery Physician1235691049
  2. David Fitch, DOPhysical Medicine & Rehabilitation Physician1912121153
  3. Ryan HohmanPediatrics Physician1629211610
  4. Robert Kalb, MDOrthopaedic Surgery Physician1659377497
  5. Robert Ogg, D.O., M.P.T., M.ED.Orthopaedic Surgery Physician1134197312
  6. Ryan Wagner, M.D.Sports Medicine (Family Medicine) Physician1134372980

Verify John W. Diehl in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35089810    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. North Central Ohio Family Care Center IncBucyrus, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

John W. Diehl among 133 sports medicine (family medicine) physician records in Ohio

John W. Diehl, MD is one of 133 sports medicine (family medicine) physician records with a practice address in Ohio. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 36% of them.

  • NPI issued2007 · 36% of these records are older, 56% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2004 · median 2011 among the 106 with a school on file
  • Record last updated2024 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS0010X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Family Medicine) Physician providers in Ohio

There are 133 sports medicine (family medicine) physician records in Ohio.

All 133 in Ohio → Every provider in Bucyrus → Sports Medicine (Family Medicine) Physician nationwide →

The 8 sports medicine (family medicine) physician records with the nearest ZIP codes

  1. Ryan Wagner, M.D.Bucyrus, OH 448201134372980
  2. Matthew Moy, MDWakeman, OH 448891194300277
  3. Jeremy Riehm, DOOntario, OH 449061386967313
  4. Mark Hudak, M.D.Canton, OH 447211215005087
  5. Fouad El Bach, DOUniontown, OH 446851558944785
  6. Blossom Heindel, DOUniontown, OH 446851508286626
  7. Matthew Daggy, M.D.Hamilton, OH 450131578654273
  8. Wesley Baker, DODover, OH 446221609453737

Common questions

What is John W. Diehl, MD's NPI number?

John W. Diehl, MD's National Provider Identifier (NPI) is 1982809273, issued on Jun 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John W. Diehl, MD located?

The NPPES record lists a practice address at 140 Hill St, Bucyrus, OH, 44820. Phone: (567) 307-7595. Providers update this record themselves, so call before visiting.

How can I verify John W. Diehl, MD's license?

NPPES lists Ohio license number 35089810, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.