NPPES file of Aug 9, 2026

John Nickolas Pappas, M.D.

Vascular & Interventional Radiology Physician · Cumberland, MD

John Nickolas Pappas, M.D. is a vascular & interventional radiology physician with a practice address in Cumberland, Maryland, and NPI 1952340598, issued on Jun 6, 2006. Check the license (Maryland D61124, as entered in NPPES) on the Maryland Board of Physicians; 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
1952340598
Name
John Nickolas Pappas
Credential
M.D.
Primary taxonomy
Vascular & Interventional Radiology Physician 2085R0204X
License number
D61124 MD
Self-reported in NPPES; status is on the state search
Practice location
12500 Willowbrook RD, Cumberland, MD 21502
Phone
(240) 964-1036
Enumerated
Jun 6, 2006
Record last updated
Aug 22, 2024
Fax
(240) 964-1048
Medicaid ID
394340201 MD
Medicare enrollment
Enrolled (PECOS I20040510000317); accepts Medicare assignment
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 12500 Willowbrook RD

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

  1. Ifeoluwa Adabonyan, M.D.Emergency Medicine Physician1033556675
  2. Kshitiz Alekh, M.D.Internal Medicine Physician1669605341
  3. Jorge Andrade, MD, MBAObstetrics & Gynecology Physician1619973914
  4. Michael Arata, M.D.Vascular & Interventional Radiology Physician1922024942
  5. Khaled Awad, MDInternal Medicine Physician1902335565
  6. Ama Awuah-Asamoah, CRNPAcute Care Nurse Practitioner1669754131

Verify John Nickolas Pappas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D61124
    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 Maryland license search

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72% fewer Medicare Part D claims than the average vascular & interventional radiology physician in 2024

21 Medicare Part D claims for 16 beneficiaries, against an average of 75 among the 1,444 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Pappas21
  2. Specialty average75

Most prescribed

  1. Clopidogrel15 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 practice group's MIPS final score for 2023 (Medicare payment program): 94.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $314.47

6 payments; by number, the most common kind was food and beverage; the largest payer was Cook Medical LLC. The 3,457 providers of this specialty with any payment received $7,206.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Pappas$314.47
  2. Specialty average$7,206.73

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

Bills Medicare through 2 group practices

  1. Allegany Imaging PCCumberland, MD
  2. Oakland Mri Center, LLCOakland, MD

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

John Nickolas Pappas among 95 vascular & interventional radiology physician records in Maryland

John Nickolas Pappas, M.D. is one of 95 vascular & interventional radiology physician records with a practice address in Maryland. 91% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 64% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated1996 · median 2006 among the 75 with a school on file
  • Record last updated2024 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0204X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular & Interventional Radiology Physician providers in Maryland

There are 95 vascular & interventional radiology physician records in Maryland.

The 8 vascular & interventional radiology physician records with the nearest ZIP codes

  1. Michael Arata, M.D.Cumberland, MD 215021922024942
  2. Christopher FilosaCumberland, MD 215021659833192
  3. Marcos Roffe, M.D.Cumberland, MD 215021427099936
  4. Frank Brennan, M.D.Easton, MD 216011659380574
  5. Ali Jon, MDEaston, MD 216011184035693
  6. Eva Smorzaniuk, M.D.Easton, MD 216011447260203
  7. Jason Dittrich, M.D.Annapolis, MD 214011902897895
  8. Frank Groshek, MDAnnapolis, MD 214011093977415

Common questions

What is John Nickolas Pappas, M.D.'s NPI number?

John Nickolas Pappas, M.D.'s National Provider Identifier (NPI) is 1952340598, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Nickolas Pappas, M.D. located?

The NPPES record lists a practice address at 12500 Willowbrook RD, Cumberland, MD, 21502. Phone: (240) 964-1036. Providers update this record themselves, so call before visiting.

How can I verify John Nickolas Pappas, M.D.'s license?

NPPES lists Maryland license number D61124, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John Nickolas Pappas, M.D. prescribe under Medicare Part D?

In 2024, John Nickolas Pappas, M.D. had 21 Medicare Part D claims for 16 beneficiaries; the average among vascular & interventional radiology physician prescribers was 75. Part D covers Medicare prescriptions only.

What is John Nickolas Pappas, M.D.'s MIPS final score?

The 2023 MIPS final score is 94.2 of 100, reported for the practice group. 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.