Andy Fan, M.D.
Gastroenterology Physician · Great Neck, NY
Andy Fan, M.D. is a gastroenterology physician with a practice address in Great Neck, New York, and NPI 1730107327, issued on Jul 18, 2006. Check the license (New York 239285, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Andy Fan
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 239285 NY
Self-reported in NPPES; status is on the state search - Practice location
- 488 Great Neck RD Ste 300, Great Neck, NY 11021
- Phone
- (516) 482-6747
- Enumerated
- Jul 18, 2006
- Record last updated
- Mar 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (516) 482-4851
- Medicare enrollment
- Enrolled (PECOS I20060509000817); accepts Medicare assignment
- Medical or professional school
- State University Of New York Downstate Medical Center, 2000
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 488 Great Neck RD Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patrick Cavanaugh, MDInternal Medicine Physician1699736983
- Barton Cohen, MDCardiovascular Disease Physician1194784249
- Wayne Cohen, M.D.Anesthesiology Physician1619041498
Verify Andy Fan 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 239285Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% fewer Medicare Part D claims than the average gastroenterology physician in 2024
691 Medicare Part D claims for 318 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Omeprazole202 claims
- Sod Sulf-Potass Sulf-Mag Sulf112 claims
- Pantoprazole Sodium72 claims
- Famotidine68 claims
- Cholestyramine21 claims
- Gavilyte-G21 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): 84.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andy Fan among 1,797 gastroenterology physician records in New York
Andy Fan, M.D. 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 fileYes · 77% of these records are
- Graduated2000 · median 1999 among the 1,378 with a school on file
- Record last updated2021 · 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 Great Neck → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Robert Baker, M.D.Great Neck, NY 110211578646535
- John Costable, MDGreat Neck, NY 110211043251184
- Matthew Horowitz, M.D.Great Neck, NY 110211225110901
- Seymour Katz, M.D.Great Neck, NY 110211255337424
- Lawrence Koblenz, MDGreat Neck, NY 110211699793620
- Mitchell Locke, MDGreat Neck, NY 110211518954726
- David Magier, M.D.Great Neck, NY 110211285634196
- Nichol Martinez, M.D.Great Neck, NY 110211265850051
Common questions
What is Andy Fan, M.D.'s NPI number?
Andy Fan, M.D.'s National Provider Identifier (NPI) is 1730107327, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andy Fan, M.D. located?
The NPPES record lists a practice address at 488 Great Neck RD Ste 300, Great Neck, NY, 11021. Phone: (516) 482-6747. Providers update this record themselves, so call before visiting.
How can I verify Andy Fan, M.D.'s license?
NPPES lists New York license number 239285, 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 Andy Fan, M.D. prescribe under Medicare Part D?
In 2024, Andy Fan, M.D. had 691 Medicare Part D claims for 318 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Andy Fan, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.5 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.