Seth L. Gendler, MD
Gastroenterology Physician · New Rochelle, NY
Seth L. Gendler, MD is a gastroenterology physician with a practice address in New Rochelle, New York, and NPI 1386603488, issued on Mar 20, 2006. Check the license (New York 159309, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Seth L. Gendler
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 159309 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1296 North Ave, New Rochelle, NY 10804
- Phone
- (914) 235-0918
- Enumerated
- Mar 20, 2006
- Record last updated
- Feb 14, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (914) 636-2734
- Medicaid ID
- 01008231 NY
- Medicare enrollment
- Enrolled (PECOS I20070926001188); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1983
- 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 1296 North Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rebecca Fenichel, M.D.Endocrinology, Diabetes & Metabolism Physician1841357092
- Richard Gottfried, MDInternal Medicine Physician1023094323
- Lesa Kelly, MDSpecialist1265598015
- Solly Kumar, RPHPharmacist1841425956
- Tracy MathewsPharmacist1902042310
Verify Seth L. Gendler 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 159309Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,235 Medicare Part D claims for 543 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
- Pantoprazole Sodium735 claims
- Famotidine397 claims
- Sod Sulf-Potass Sulf-Mag Sulf157 claims
- Omeprazole151 claims
- Linzess129 claims
- Mesalamine62 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- White Plains Physician Services PCWhite Plains, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Seth L. Gendler among 1,797 gastroenterology physician records in New York
Seth L. Gendler, 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 fileYes · 77% of these records are
- Graduated1983 · median 1999 among the 1,378 with a school on file
- Record last updated2014 · 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 Rochelle → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Marvin Chinitz, MDNew Rochelle, NY 108041306893227
- Lisa Ozick, MDNew Rochelle, NY 108051710083449
- Nathan Rosenfeld, M.D.New Rochelle, NY 108011467535120
- David Dicaprio, D.O.Yonkers, NY 107101578806147
- Michael Gerdis, MDYonkers, NY 107101871567925
- David Kauvar, M.D.Eastchester, NY 107091770646127
- Elena Tsai, M.D.Eastchester, NY 107091073601902
- Maureen Daye, MDBronxville, NY 107081316959026
Common questions
What is Seth L. Gendler, MD's NPI number?
Seth L. Gendler, MD's National Provider Identifier (NPI) is 1386603488, issued on Mar 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Seth L. Gendler, MD located?
The NPPES record lists a practice address at 1296 North Ave, New Rochelle, NY, 10804. Phone: (914) 235-0918. Providers update this record themselves, so call before visiting.
How can I verify Seth L. Gendler, MD's license?
NPPES lists New York license number 159309, 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 Seth L. Gendler, MD prescribe under Medicare Part D?
In 2024, Seth L. Gendler, MD had 2,235 Medicare Part D claims for 543 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Seth L. Gendler, MD'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.