NPPES file of Aug 9, 2026

Grant Corven, DO

Internal Medicine Physician · Findlay, OH

Grant Corven, DO is an internal medicine physician with a practice address in Findlay, Ohio, and NPI 1366145658, issued on Mar 24, 2023. Check the license (Ohio 34.018564, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366145658
Name
Grant Corven
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
34.018564 OH
Self-reported in NPPES; status is on the state search
Practice location
3411 Wellness Way Ste B1, Findlay, OH 45840
Phone
(419) 423-5344
Enumerated
Mar 24, 2023
Record last updated
Jun 22, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →

Also registered at 3411 Wellness Way Ste B1

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

  1. Angela Harden-Mack, M.D.Internal Medicine Physician1750383840

Verify Grant Corven 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 34.018564    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

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94% fewer Medicare Part D claims than the average internal medicine physician in 2024

193 Medicare Part D claims for 56 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Grant Corven193
  2. Specialty average3,176

Most prescribed

  1. Losartan Potassium25 claims
  2. Atorvastatin Calcium17 claims
  3. Amlodipine Besylate13 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.

Grant Corven among 5,277 internal medicine physician records in Ohio

Grant Corven, DO 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 2023, is newer than 95% of them.

  • NPI issued2023 · 95% of these records are older, 3% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 65% of these records are
  • Record last updated2026 · 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 Findlay → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Muhammad AhmadFindlay, OH 458401184016073
  2. Bruce Bouts, M.D.Findlay, OH 458401164488268
  3. Pingali Chandra Mohan, M.DFindlay, OH 458401558509109
  4. Daniel Dawley, MDFindlay, OH 458401548258312
  5. Peter Fass, M.D.Findlay, OH 458401639448301
  6. Mark Fox, M.D.Findlay, OH 458401831147560
  7. Angela Harden-Mack, M.D.Findlay, OH 458401750383840
  8. Gary Hirschfeld, M.D.Findlay, OH 458401285682823

Common questions

What is Grant Corven, DO's NPI number?

Grant Corven, DO's National Provider Identifier (NPI) is 1366145658, issued on Mar 24, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Grant Corven, DO located?

The NPPES record lists a practice address at 3411 Wellness Way Ste B1, Findlay, OH, 45840. Phone: (419) 423-5344. Providers update this record themselves, so call before visiting.

How can I verify Grant Corven, DO's license?

NPPES lists Ohio license number 34.018564, 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 Grant Corven, DO prescribe under Medicare Part D?

In 2024, Grant Corven, DO had 193 Medicare Part D claims for 56 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.

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.