NPPES file of Aug 9, 2026

Eugene M. Mayer, MD

Gastroenterology Physician · Philadelphia, PA

Eugene M. Mayer, MD is a gastroenterology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1912062720, issued on Dec 22, 2006. Check the license (Pennsylvania MD014541E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1912062720
Name
Eugene M. Mayer
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
MD014541E PA
Self-reported in NPPES; status is on the state search
Practice location
2000 Grant Ave, Philadelphia, PA 19115
Phone
(215) 333-1776
Enumerated
Dec 22, 2006
Record last updated
Jun 3, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(215) 333-0653
Medicaid ID
0006644770003 PA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest gastroenterology physician records → All 1,049 in Pennsylvania → Look up another NPI →

Also registered at 2000 Grant Ave

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

  1. Mark Bierhoff, MDGastroenterology Physician1568527372
  2. Kevin Chin, D.D.S.General Practice Dentistry1609924794
  3. Lawrence Grossman, MDGastroenterology Physician1477618270
  4. Yevgeny Lerner, M.D.Anesthesiology Physician1265417091
  5. Chittur Mohan, M.D.Vascular Surgery Physician1477588259
  6. Richard Sohn, M.D.Vascular Surgery Physician1184659807

Verify Eugene M. Mayer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD014541E    Check 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
Open the Pennsylvania 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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Eugene M. Mayer among 1,049 gastroenterology physician records in Pennsylvania

Eugene M. Mayer, MD is one of 1,049 gastroenterology physician records with a practice address in Pennsylvania. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 47% newer
  • In a Medicare fileNo · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 73% of these records are
  • Record last updated2013 · 63% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Pennsylvania

There are 1,049 gastroenterology physician records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,049 in Pennsylvania → Every provider in Philadelphia → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Mark Bierhoff, MDPhiladelphia, PA 191151568527372
  2. Lawrence Grossman, MDPhiladelphia, PA 191151477618270
  3. Matthew Cohen, M.D.Philadelphia, PA 191141558304014
  4. Jeffrey Greenspan, D.O.Philadelphia, PA 191141356376479
  5. Michael Resnick, D.O.Philadelphia, PA 191141336170638
  6. Oleg Volchonok, M.D.Philadelphia, PA 191161275571945
  7. William Battle, M.D.Philadelphia, PA 191111679593248
  8. Corey Brotz, MDPhiladelphia, PA 191111609081041

Common questions

What is Eugene M. Mayer, MD's NPI number?

Eugene M. Mayer, MD's National Provider Identifier (NPI) is 1912062720, issued on Dec 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eugene M. Mayer, MD located?

The NPPES record lists a practice address at 2000 Grant Ave, Philadelphia, PA, 19115. Phone: (215) 333-1776. Providers update this record themselves, so call before visiting.

How can I verify Eugene M. Mayer, MD's license?

NPPES lists Pennsylvania license number MD014541E, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.