NPPES file of Aug 9, 2026

Stephen Carl Abel, DO

Radiation Oncology Physician · Clarion, PA

Stephen Carl Abel, DO is a radiation oncology physician with a practice address in Clarion, Pennsylvania, and NPI 1033642319, issued on Apr 4, 2017. Check the license (Pennsylvania OS021998, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033642319
Name
Stephen Carl Abel
Credential
DO
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
OS021998 PA
Self-reported in NPPES; status is on the state search
Practice location
1 Hospital Dr, Clarion, PA 16214
Phone
(814) 226-1970
Enumerated
Apr 4, 2017
Record last updated
Jul 21, 2022
Fax
(814) 223-5636
Medicare enrollment
Enrolled (PECOS I20220804000009); accepts Medicare assignment
Medical or professional school
Lake Erie Col Of Osteopathic Medicine, Bradenton, 2017
Telehealth
Offers telehealth (CMS)
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 1 Hospital Dr

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

  1. Omais AhmedFamily Medicine Physician1114604568
  2. Samee AlherakiFamily Medicine Physician1598442956
  3. Jiaxin BaiFamily Medicine Physician1215771159
  4. Albert Barrett, D.O.Diagnostic Radiology Physician1043261514
  5. Charles Bartley, CRNACertified Registered Nurse Anesthetist1134196108
  6. Jonathan BeatonFamily Medicine Physician1255175022

Verify Stephen Carl Abel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license OS021998
    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 Pennsylvania 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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12% more Medicare Part D claims than the average radiation oncology physician in 2024

150 Medicare Part D claims for 63 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.

  1. Stephen Abel150
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl42 claims
  2. Lidocaine Hcl Viscous25 claims
  3. Dexamethasone13 claims
  4. Pantoprazole Sodium12 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.

The MIPS final score for 2023 (Medicare payment program): 93.8 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $221.23

8 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Abel$221.23
  2. Specialty average$1,897.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Allegheny ClinicClarion, PA

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

Stephen Carl Abel among 383 radiation oncology physician records in Pennsylvania

Stephen Carl Abel, DO is one of 383 radiation oncology physician records with a practice address in Pennsylvania. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 85% of them.

  • NPI issued2017 · 85% of these records are older, 11% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2017 · median 2004 among the 285 with a school on file
  • Record last updated2022 · 60% 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 Pennsylvania 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 Pennsylvania

There are 383 radiation oncology physician records in Pennsylvania.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Tracy Klayton, M.D.Kittanning, PA 162011497948947
  2. Steven Gregoritch, M.D.Oil City, PA 163011841290772
  3. Arthur Greenbaum, M.D.Farrell, PA 161211528036688
  4. Craig Grossman, MD, PHD, MSCEFarrell, PA 161211134396351
  5. Uzoma Iheagwara, MD, PHDFarrell, PA 161211689061392
  6. Steven Wilson, M.D.New Castle, PA 161051366593790
  7. Brian Karlovits, D.O.Meadville, PA 163351619955291
  8. Eric Svenson, MDMeadville, PA 163351669526398

Common questions

What is Stephen Carl Abel, DO's NPI number?

Stephen Carl Abel, DO's National Provider Identifier (NPI) is 1033642319, issued on Apr 4, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Carl Abel, DO located?

The NPPES record lists a practice address at 1 Hospital Dr, Clarion, PA, 16214. Phone: (814) 226-1970. Providers update this record themselves, so call before visiting.

How can I verify Stephen Carl Abel, DO's license?

NPPES lists Pennsylvania license number OS021998, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen Carl Abel, DO prescribe under Medicare Part D?

In 2024, Stephen Carl Abel, DO had 150 Medicare Part D claims for 63 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Stephen Carl Abel, DO's MIPS final score?

The 2023 MIPS final score is 93.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.