NPPES file of Aug 9, 2026

Paul Youn, M.D.

Radiation Oncology Physician · Riverhead, NY

Paul Youn, M.D. is a radiation oncology physician with a practice address in Riverhead, New York, and NPI 1770841256, issued on May 2, 2012. Check the license (New York 296501, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1770841256
Name
Paul Youn
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
296501 NY
01078147A IN
MT201261 PA
Self-reported in NPPES; status is on the state search
Practice location
1333 Roanoke Ave, Riverhead, NY 11901
Phone
(631) 751-3000
Enumerated
May 2, 2012
Record last updated
Jan 31, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(631) 509-6559
Medicare enrollment
Enrolled (PECOS I20181128001591); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 2012
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 1333 Roanoke Ave

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

  1. Barry Armandi, MDDiagnostic Radiology Physician1043223746
  2. William Brancaccio, MDDiagnostic Radiology Physician1356451157
  3. Zeinab Fathelbab, MDSpecialist1487619409
  4. Bradley Gluck, MDDiagnostic Radiology Physician1982617684
  5. Robert Goodman, M.D.Diagnostic Radiology Physician1326081837
  6. David Gross, MDDiagnostic Radiology Physician1134132830

Verify Paul Youn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 296501
    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 New York 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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About as many Medicare Part D claims as the average radiation oncology physician in 2024

134 Medicare Part D claims for 80 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Paul Youn134
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl36 claims
  2. Lidocaine Hcl Viscous11 claims
  3. Mometasone Furoate11 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): 99.2 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. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%99.0
  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: $123.39

1 payment: food and beverage; the largest payer was Progenics Pharmaceuticals, Inc. 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. Paul Youn$123.39
  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. North Shore Hematology Oncology Associates PCEast Patchogue, NY

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

Paul Youn among 449 radiation oncology physician records in New York

Paul Youn, M.D. is one of 449 radiation oncology physician records with a practice address in New York. 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 2012, is newer than 68% of them.

  • NPI issued2012 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2012 · median 2005 among the 331 with a school on file
  • Record last updated2020 · 59% 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 New York 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 New York

There are 449 radiation oncology physician records in New York.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Isamettin Aral, MDRiverhead, NY 119011063496974
  2. Renu Hausen, MDRiverhead, NY 119011316950017
  3. Ezriel Diamond, MDPlainview, NY 118031437112356
  4. Mehran Saboori, MDPlainview, NY 118031538157938
  5. Shawn Zimberg, MDPlainview, NY 118031528021714
  6. Johnny Kao, M.D.West Islip, NY 117951639141476
  7. Joseph Monge, MDWest Islip, NY 117951932145752
  8. Wyman Bethune, M.D.Stony Brook, NY 117941144268756

Common questions

What is Paul Youn, M.D.'s NPI number?

Paul Youn, M.D.'s National Provider Identifier (NPI) is 1770841256, issued on May 2, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Paul Youn, M.D. located?

The NPPES record lists a practice address at 1333 Roanoke Ave, Riverhead, NY, 11901. Phone: (631) 751-3000. Providers update this record themselves, so call before visiting.

How can I verify Paul Youn, M.D.'s license?

NPPES lists New York license number 296501, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Paul Youn, M.D. prescribe under Medicare Part D?

In 2024, Paul Youn, M.D. had 134 Medicare Part D claims for 80 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Paul Youn, M.D.'s MIPS final score?

The 2023 MIPS final score is 99.2 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.