Jason Adam Gregorin, D.O.
Internal Medicine Physician · Cleveland, OH
Jason Adam Gregorin, D.O. is an internal medicine physician with a practice address in Cleveland, Ohio, and NPI 1972982726, issued on May 27, 2015. Check the license (Ohio 34.012977, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Jason Adam Gregorin
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 34.012977 OH
Self-reported in NPPES; status is on the state search - Practice location
- 15105 St Clair Ave, Cleveland, OH 44110
- Phone
- (216) 800-8020
- Enumerated
- May 27, 2015
- Record last updated
- Nov 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (216) 830-7652
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 15105 St Clair Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Novin, DOFamily Medicine Physician1972958072
Verify Jason Adam Gregorin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.012977Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.4 times the Medicare Part D claims of the average internal medicine physician in 2024
17,221 Medicare Part D claims for 610 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 381 claims were for opioids.
Most prescribed
- Atorvastatin Calcium990 claims
- Eliquis684 claims
- Gabapentin508 claims
- Amlodipine Besylate479 claims
- Levothyroxine Sodium412 claims
- Pantoprazole Sodium406 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.
Jason Adam Gregorin among 5,277 internal medicine physician records in Ohio
Jason Adam Gregorin, D.O. 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 2015, is newer than 71% of them.
- NPI issued2015 · 71% of these records are older, 27% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2020 · 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
- Richard Christie, MDCleveland, OH 441101508855099
- Fabian Rodriguez, M.D.Cleveland, OH 441101801855192
- Megan Shaw, DOCleveland, OH 441101356928261
- Jameelah Strickland, M.D.Cleveland, OH 441101992899710
- Ioan Florin Susoiu Tcaciuc, M.D.Cleveland, OH 441101770710378
- John Abdelnour, MDCleveland, OH 441091114656931
- Zaid Al-FakhouriCleveland, OH 441091437987096
- Hassan Alzoubi, MDCleveland, OH 441111275509952
Common questions
What is Jason Adam Gregorin, D.O.'s NPI number?
Jason Adam Gregorin, D.O.'s National Provider Identifier (NPI) is 1972982726, issued on May 27, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Jason Adam Gregorin, D.O. located?
The NPPES record lists a practice address at 15105 St Clair Ave, Cleveland, OH, 44110. Phone: (216) 800-8020. Providers update this record themselves, so call before visiting.
How can I verify Jason Adam Gregorin, D.O.'s license?
NPPES lists Ohio license number 34.012977, 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 Jason Adam Gregorin, D.O. prescribe under Medicare Part D?
In 2024, Jason Adam Gregorin, D.O. had 17,221 Medicare Part D claims for 610 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.