Thomas Irwin
Nurse Practitioner · Cleveland, OH
Thomas Irwin is a nurse practitioner with a practice address in Cleveland, Ohio, and NPI 1417623265, issued on Aug 20, 2021. Check the license (Ohio APRN.CNP.0028231, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Irwin
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- APRN.CNP.0028231 OH
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Euclid Ave, Cleveland, OH 44195
- Phone
- (216) 444-2200
- Enumerated
- Aug 20, 2021
- Record last updated
- Nov 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220204001519); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,254 in Ohio → Look up another NPI →
Also registered at 9500 Euclid Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mahmoud AbbassyStudent in an Organized Health Care Education/Training Program1366872574
- Cassandra Abbatemarco, CNPPsychiatric/Mental Health Nurse Practitioner1417645144
- Walid Abboud, MDInternal Medicine Physician1245295559
Verify Thomas Irwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license APRN.CNP.0028231Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average nurse practitioner in 2024
3,251 Medicare Part D claims for 541 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Amlodipine Besylate250 claims
- Atorvastatin Calcium206 claims
- Losartan Potassium120 claims
- Lisinopril105 claims
- Hydrochlorothiazide95 claims
- Omeprazole94 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.
One hospital affiliation
- Cleveland ClinicCleveland, OH · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Thomas Irwin among 4,254 nurse practitioner records in Ohio
Thomas Irwin is one of 4,254 nurse practitioner records with a practice address in Ohio. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 71% of them.
- NPI issued2021 · 71% of these records are older, 21% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2020 · median 2018 among the 2,416 with a school on file
- Record last updated2021 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
505 nurse practitioner records list a practice address in Cleveland
They are 505 of the 30,748 NPPES records with a practice address in Cleveland, and 4,254 nurse practitioner records in Ohio.
All 4,254 in Ohio → Every provider in Cleveland → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Stacy Baumgartner, CNPCleveland, OH 441951487619169
- Jill Bernstein, CNPCleveland, OH 441951558324327
- Holli Blazey, CNPCleveland, OH 441951598728693
- Holly Clark, CNPCleveland, OH 441951316901549
- Carla Duvall, CNPCleveland, OH 441951477517282
- Beth Faiman, CNPCleveland, OH 441951629032313
- Sandra Ference, CNPCleveland, OH 441951922069491
- Catherine Holzheimer, C.N.P.Cleveland, OH 441951295798064
Common questions
What is Thomas Irwin's NPI number?
Thomas Irwin's National Provider Identifier (NPI) is 1417623265, issued on Aug 20, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Irwin located?
The NPPES record lists a practice address at 9500 Euclid Ave, Cleveland, OH, 44195. Phone: (216) 444-2200. Providers update this record themselves, so call before visiting.
How can I verify Thomas Irwin's license?
NPPES lists Ohio license number APRN.CNP.0028231, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Irwin prescribe under Medicare Part D?
In 2024, Thomas Irwin had 3,251 Medicare Part D claims for 541 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.