NPPES file of Aug 9, 2026

Gregory C. Oliver, M.D.

Colon & Rectal Surgery Physician · Edison, NJ

Gregory C. Oliver, M.D. is a colon & rectal surgery physician with a practice address in Edison, New Jersey, and NPI 1386615425, issued on Jan 27, 2006. Check the license (New Jersey 25MA04291500, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1386615425
Name
Gregory C. Oliver
Credential
M.D.
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
25MA04291500 NJ
Self-reported in NPPES; status is on the state search
Practice location
3900 Park Ave, Edison, NJ 08820
Phone
(732) 494-6640
Enumerated
Jan 27, 2006
Record last updated
Jul 13, 2026
Fax
(732) 549-8204
Medicaid ID
1956507 NJ
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 colon & rectal surgery physician records → All 95 in New Jersey → Look up another NPI →

Also registered at 3900 Park Ave

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

  1. Suraj Alva, M.D.Specialist1588821292
  2. Bertram Chinn, M.D.Colon & Rectal Surgery Physician1811968944
  3. Theodore Eisenstat, M.D.Colon & Rectal Surgery Physician1619948536
  4. Jonathan IsserowDiagnostic Radiology Physician1255337127
  5. Robert Jaffe, MDNuclear Medicine Physician1164428033
  6. Ling Lam, MDNeuroradiology Physician1205832185

Verify Gregory C. Oliver in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA04291500    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 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.

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Gregory C. Oliver among 95 colon & rectal surgery physician records in New Jersey

Gregory C. Oliver, M.D. is one of 95 colon & rectal surgery physician records with a practice address in New Jersey. 80% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 52% newer
  • In a Medicare fileNo · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 76% of these records are
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Colon & Rectal Surgery Physician providers in New Jersey

There are 95 colon & rectal surgery physician records in New Jersey. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 95 in New Jersey → Every provider in Edison → Colon & Rectal Surgery Physician nationwide →

The 8 colon & rectal surgery physician records with the nearest ZIP codes

  1. Bertram Chinn, M.D.Edison, NJ 088201811968944
  2. Theodore Eisenstat, M.D.Edison, NJ 088201619948536
  3. Jonathan Knowles, MDEdison, NJ 088201699437897
  4. Joseph Notaro, M.D.Edison, NJ 088201265403307
  5. Adam Studniarek, M.D.Edison, NJ 088201851755482
  6. Kirsten Wilkins, M.D.Edison, NJ 088201811968548
  7. Sanjiv Patankar, MDEast Brunswick, NJ 088161255429361
  8. Steven Lowry, M.D.Toms River, NJ 087551871558783

Common questions

What is Gregory C. Oliver, M.D.'s NPI number?

Gregory C. Oliver, M.D.'s National Provider Identifier (NPI) is 1386615425, issued on Jan 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory C. Oliver, M.D. located?

The NPPES record lists a practice address at 3900 Park Ave, Edison, NJ, 08820. Phone: (732) 494-6640. Providers update this record themselves, so call before visiting.

How can I verify Gregory C. Oliver, M.D.'s license?

NPPES lists New Jersey license number 25MA04291500, as entered by the provider. 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.

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.