NPPES file of Aug 9, 2026

Adam T. Ryan, MD

Student in an Organized Health Care Education/Training Program · Stony Brook, NY

Adam T. Ryan, MD is a student in an organized health care education/training program with a practice address in Stony Brook, New York, and NPI 1952636730, issued on Oct 12, 2009. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952636730
Name
Adam T. Ryan
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
MT195342 PA
Self-reported in NPPES; status is on the state search
Practice location
Department OF Radiology Stony Brook Medicine, Stony Brook, NY 11794
Phone
(631) 444-2484
Enumerated
Oct 12, 2009
Record last updated
Dec 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(631) 444-7538
Medicare enrollment
Enrolled (PECOS I20160309000740); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2009
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 Department OF Radiology Stony Brook Medicine

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

  1. Daichi Hayashi, M.D.Diagnostic Radiology Physician1023453495

Verify Adam T. Ryan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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
Find 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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Bills Medicare through one group practice

  1. Permanente Medical Group IncSanta Rosa, CA

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

Adam T. Ryan among 37,241 student in an organized health care education/training program records in New York

Adam T. Ryan, MD is one of 37,241 student in an organized health care education/training program records with a practice address in New York. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 2% of them.

  • NPI issued2009 · 2% of these records are older, 98% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 5% of these records are
  • Graduated2009 · median 2018 among the 1,821 with a school on file
  • Record last updated2021 · 24% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

884 student in an organized health care education/training program records list a practice address in Stony Brook

They are 884 of the 3,053 NPPES records with a practice address in Stony Brook, and 37,241 student in an organized health care education/training program records in New York.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Jeff Chuang, MDStony Brook, NY 117941033379425
  2. Salma El Gendi, MDStony Brook, NY 117941659531168
  3. Vasileios Kostaras, MDStony Brook, NY 117941144487968
  4. Sabina Mir, MDStony Brook, NY 117941144492703
  5. David Orbach, MD, MSStony Brook, NY 117941104083989
  6. Danielo Perez, MDStony Brook, NY 117941851562656
  7. Niti Rayjada, MDStony Brook, NY 117941720259609
  8. Betty Samuel, DDSStony Brook, NY 117941952561342

Common questions

What is Adam T. Ryan, MD's NPI number?

Adam T. Ryan, MD's National Provider Identifier (NPI) is 1952636730, issued on Oct 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Adam T. Ryan, MD located?

The NPPES record lists a practice address at Department OF Radiology Stony Brook Medicine, Stony Brook, NY, 11794. Phone: (631) 444-2484. Providers update this record themselves, so call before visiting.

How can I verify Adam T. Ryan, MD's license?

Search the New York board that licenses this profession; the NPPES record confirms identity 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.