Aaron Richard Harrison, MD
Gastroenterology Physician · Bay Shore, NY
Aaron Richard Harrison, MD is a gastroenterology physician with a practice address in Bay Shore, New York, and NPI 1487767802, issued on Aug 17, 2006. Check the license (New York 1253951, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Aaron Richard Harrison
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 1253951 NY
Self-reported in NPPES; status is on the state search - Practice location
- 375 E Main St, Bay Shore, NY 11706
- Phone
- (631) 968-8288
- Enumerated
- Aug 17, 2006
- Record last updated
- Feb 16, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (631) 968-8268
- Medicaid ID
- 00480800 NY
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 375 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jeffrey Ashkin, MDGastroenterology Physician1972619823
- Paul Broomfield, MDGastroenterology Physician1043323462
- Douglas Cole, M.D.Diagnostic Radiology Physician1508897851
- Glenn Gray, M.D.Diagnostic Radiology Physician1992733109
Verify Aaron Richard Harrison 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 1253951Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 91.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Aaron Richard Harrison among 1,797 gastroenterology physician records in New York
Aaron Richard Harrison, MD 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 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 44% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2010 · 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 Bay Shore → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Neeraj Anand, MDBay Shore, NY 117061386874329
- Jeffrey Ashkin, MDBay Shore, NY 117061972619823
- Paul Broomfield, MDBay Shore, NY 117061043323462
- Robert Chatalbash, MDBay Shore, NY 117061770696197
- Michael Delman, MDBay Shore, NY 117061902862907
- Shaliesha Hinds Allen, MDBay Shore, NY 117061629562335
- Frank Karpowicz, MDBay Shore, NY 117061134232556
- Darius Sorbi, M.D.Bay Shore, NY 117061598726077
Common questions
What is Aaron Richard Harrison, MD's NPI number?
Aaron Richard Harrison, MD's National Provider Identifier (NPI) is 1487767802, issued on Aug 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Aaron Richard Harrison, MD located?
The NPPES record lists a practice address at 375 E Main St, Bay Shore, NY, 11706. Phone: (631) 968-8288. Providers update this record themselves, so call before visiting.
How can I verify Aaron Richard Harrison, MD's license?
NPPES lists New York license number 1253951, 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.
What is Aaron Richard Harrison, MD's MIPS final score?
The 2023 MIPS final score is 91.3 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.