John Barrett Doyle
Gastroenterology Physician · New York, NY
John Barrett Doyle is a gastroenterology physician with a practice address in New York, New York, and NPI 1902369572, issued on Apr 10, 2019. Check the license (New York 318382, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- John Barrett Doyle
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 318382 NY
Self-reported in NPPES; status is on the state search - Practice location
- 622 W 168TH St, New York, NY 10032
- Phone
- (212) 305-6262
- Enumerated
- Apr 10, 2019
- Record last updated
- Sep 15, 2025
- Medicare enrollment
- Enrolled (PECOS I20250924003079); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 622 W 168TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marwah Abdalla, M.D.Cardiovascular Disease Physician1437201415
- Shauna Abdouche, MDStudent in an Organized Health Care Education/Training Program1316400484
- Irum AbdullahStudent in an Organized Health Care Education/Training Program1366307555
- Samantha Abel, PA-CPhysician Assistant1619485018
- Alvin AbellaAcute Care Nurse Practitioner1588068233
- Abenezer AberaStudent in an Organized Health Care Education/Training Program1386348340
Verify John Barrett Doyle in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 318382Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average gastroenterology physician in 2024
184 Medicare Part D claims for 68 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Omeprazole48 claims
- Linzess28 claims
- Sod Sulf-Potass Sulf-Mag Sulf26 claims
- Motegrity11 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.
Bills Medicare through one group practice
- Trustees OF Columbia University IN The City OF New YorkNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Barrett Doyle among 1,797 gastroenterology physician records in New York
John Barrett Doyle is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 96% of them.
- NPI issued2019 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2019 · median 1999 among the 1,378 with a school on file
- Record last updated2025 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
All 1,797 in New York → Every provider in New York → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Julian Abrams, M.D.New York, NY 100321669494746
- Harold Frucht, M.D.New York, NY 100321508942368
- Reuben Garcia-Carrasquillo, M.D.New York, NY 100321134201742
- Peter Green, MDNew York, NY 100321306853205
- Francis Gress, M.D.New York, NY 100321851473631
- Alexandra Gutierrez, MDNew York, NY 100321013981737
- Chin Hur, MDNew York, NY 100321548278526
- Fay Kastrinos, MDNew York, NY 100321417928037
Common questions
What is John Barrett Doyle's NPI number?
John Barrett Doyle's National Provider Identifier (NPI) is 1902369572, issued on Apr 10, 2019. An NPI identifies a provider in billing; it is not a license.
Where is John Barrett Doyle located?
The NPPES record lists a practice address at 622 W 168TH St, New York, NY, 10032. Phone: (212) 305-6262. Providers update this record themselves, so call before visiting.
How can I verify John Barrett Doyle's license?
NPPES lists New York license number 318382, 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 John Barrett Doyle prescribe under Medicare Part D?
In 2024, John Barrett Doyle had 184 Medicare Part D claims for 68 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.