Registry data as of Aug 27, 2026

Benjamin Biederman, MD

Gastroenterology Physician · Montclair, NJ

Benjamin Biederman, MD is a gastroenterology physician with a practice address in Montclair, New Jersey, and NPI 1518428069, issued on Mar 27, 2019. Check the license on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1518428069
Name
Benjamin Biederman
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
Practice location
88 Park St, Montclair, NJ 07042
Phone
(201) 630-7638
Enumerated
Mar 27, 2019
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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Also registered at 88 Park St

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

  1. Rini Abraham, M.D.Gastroenterology Physician1285893321
  2. Jaclyn Friedman-Lombardo, PH.D.Psychologist1962416446
  3. Kathleen Halczli, M.A., L.P.C.Mental Health Counselor1952443368
  4. Stevette Heyliger, LPCProfessional Counselor1265770762
  5. Noelle Jensen, LCSWClinical Social Worker1518235324
  6. Sarah Karl, PH.D.Psychologist1871514695

Verify Benjamin Biederman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical ExaminersCheck 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 New Jersey 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.

97% fewer Medicare Part D claims than the average gastroenterology physician in 2024

24 Medicare Part D claims for 16 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D.

  1. Benjamin Biederman24
  2. Specialty average848

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.

One hospital or facility affiliation

  1. Gastroenterology Associates OF New Jersey LLCMontclair, NJ

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gastroenterology Physician providers in New Jersey

There are 629 gastroenterology physician records in New Jersey.

Other gastroenterology physician records in New Jersey

  1. Bernard Aaron, M.D.Brick, NJ1962475566
  2. George Abdelsayed, MDNew Brunswick, NJ1144298613
  3. Rini Abraham, M.D.Montclair, NJ1285893321
  4. Melville Ackerman, MDMedford, NJ1598707580
  5. Faiz AfridiNewark, NJ1124480132
  6. Anil Agarwal, MDClifton, NJ1497704373
  7. Sudhir Agarwal, MDSuccasunna, NJ1215006275
  8. Aakash Aggarwal, MDHackensack, NJ1942597588
  9. Rafeeq Ahmed, M.DManahawkin, NJ1740411933
  10. Ashirf Al-Ghanoudi, M.D.Atlantic City, NJ1316289564

Common questions

What is Benjamin Biederman, MD's NPI number?

Benjamin Biederman, MD's National Provider Identifier (NPI) is 1518428069, issued on Mar 27, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Biederman, MD located?

The NPPES record lists a practice address at 88 Park St, Montclair, NJ, 07042. Phone: (201) 630-7638. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Biederman, MD's license?

Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Benjamin Biederman, MD prescribe under Medicare Part D?

In 2024, Benjamin Biederman, MD had 24 Medicare Part D claims for 16 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.