NPPES file of Aug 9, 2026

Henry F. Blair, MD

Radiation Oncology Physician · Cleveland, OH

Henry F. Blair, MD is a radiation oncology physician with a practice address in Cleveland, Ohio, and NPI 1831202860, issued on Aug 16, 2006. Check the license (Ohio 35055760B, 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
1831202860
Name
Henry F. Blair
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
35055760B OH
Self-reported in NPPES; status is on the state search
Practice location
9500 Euclid Ave, Cleveland, OH 44195
Phone
(800) 223-2273
Enumerated
Aug 16, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
0788643 OH
Medicare enrollment
Enrolled (PECOS I20050217000889); accepts Medicare assignment
Medical or professional school
University Of Cincinnati College Of Medicine, 1986
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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Also registered at 9500 Euclid Ave

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

  1. Ksenia Aaron, M.D.Otolaryngology Physician1891176582
  2. Maher Abbas, MDColon & Rectal Surgery Physician1508937491
  3. Mohammad Abbasi, MDClinical Cardiac Electrophysiology Physician1346730603
  4. Mahmoud AbbassyStudent in an Organized Health Care Education/Training Program1366872574
  5. Cassandra Abbatemarco, CNPPsychiatric/Mental Health Nurse Practitioner1417645144
  6. Walid Abboud, MDInternal Medicine Physician1245295559

Verify Henry F. Blair 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 35055760B
    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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57% more Medicare Part D claims than the average radiation oncology physician in 2024

210 Medicare Part D claims for 98 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 14 claims were for opioids.

  1. Henry Blair210
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl97 claims
  2. Ondansetron Hcl17 claims
  3. Orgovyx14 claims
  4. Ciprofloxacin Hcl13 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.

2 hospitals and group practices

  1. Cleveland ClinicAkron, OH · Acute Care Hospitals4 of 5 stars
  2. Wooster Clinic LLCWooster, OH

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.

Henry F. Blair among 298 radiation oncology physician records in Ohio

Henry F. Blair, MD is one of 298 radiation oncology physician records with a practice address in Ohio. 83% 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 17% of them.

  • NPI issued2006 · 17% of these records are older, 58% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1986 · median 2008 among the 226 with a school on file
  • Record last updated2007 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Ohio

There are 298 radiation oncology physician records in Ohio.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. May Abdel-Wahab, MDCleveland, OH 441951982620340
  2. Samuel Chao, M.D.Cleveland, OH 441951386658656
  3. Jay Ciezki, MDCleveland, OH 441951841254588
  4. Aleck Hercbergs, M.D.Cleveland, OH 441951982667879
  5. Dong Kim, M.D.Cleveland, OH 441951245337666
  6. Margaret Kranyak, M.D.Cleveland, OH 441951033214663
  7. Anthony Mastroianni, MDCleveland, OH 441951265517403
  8. Betty Obi, MDCleveland, OH 441951235221862

Common questions

What is Henry F. Blair, MD's NPI number?

Henry F. Blair, MD's National Provider Identifier (NPI) is 1831202860, issued on Aug 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Henry F. Blair, MD located?

The NPPES record lists a practice address at 9500 Euclid Ave, Cleveland, OH, 44195. Phone: (800) 223-2273. Providers update this record themselves, so call before visiting.

How can I verify Henry F. Blair, MD's license?

NPPES lists Ohio license number 35055760B, 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 Henry F. Blair, MD prescribe under Medicare Part D?

In 2024, Henry F. Blair, MD had 210 Medicare Part D claims for 98 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.