NPPES file of Aug 9, 2026

Zarnaz Mahmood, M.D.

Internal Medicine Physician · Bayonne, NJ

Zarnaz Mahmood, M.D. is an internal medicine physician with a practice address in Bayonne, New Jersey, and NPI 1841866837, issued on May 31, 2021. Check the license (New Jersey 25MA12435200, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1841866837
Name
Zarnaz Mahmood
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
25MA12435200 NJ
Self-reported in NPPES; status is on the state search
Practice location
29 E 29TH St, Bayonne, NJ 07002
Phone
(201) 858-6594
Enumerated
May 31, 2021
Record last updated
Nov 12, 2024
Medicare enrollment
Enrolled (PECOS I20241119004376); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →

Also registered at 29 E 29TH St

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

  1. Thomas Aaron, DOStudent in an Organized Health Care Education/Training Program1194669226
  2. Pankti Acharya, DOStudent in an Organized Health Care Education/Training Program1487357315
  3. Arsalan AhmadInternal Medicine Physician1962143560
  4. Masihuddin AhmedStudent in an Organized Health Care Education/Training Program1417526997
  5. Sadia Ahsan, MDStudent in an Organized Health Care Education/Training Program1699462523
  6. Sarosh Alam, MDStudent in an Organized Health Care Education/Training Program1326737990

Verify Zarnaz Mahmood 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 25MA12435200    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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Bills Medicare through one group practice

  1. Rwjbh Emergency Medicine Associates, LLCNewark, NJ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Zarnaz Mahmood among 4,632 internal medicine physician records in New Jersey

Zarnaz Mahmood, M.D. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 92% of them.

  • NPI issued2021 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2021 · median 2000 among the 3,132 with a school on file
  • Record last updated2024 · 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 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

41 internal medicine physician records list a practice address in Bayonne

They are 41 of the 863 NPPES records with a practice address in Bayonne, and 4,632 internal medicine physician records in New Jersey.

All 4,632 in New Jersey → Every provider in Bayonne → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Shahnaz Akhtar, MDBayonne, NJ 070021619912102
  2. Ira Brooks, MDBayonne, NJ 070021437172111
  3. Mitchell Brown, M.D.Bayonne, NJ 070021699883306
  4. Guy Florino, MDBayonne, NJ 070021235110560
  5. Randa Hamadeh, M.D.Bayonne, NJ 070021184698151
  6. Nadeem Haque, MDBayonne, NJ 070021538121926
  7. Mark Hoffman, M.D.Bayonne, NJ 070021639174048
  8. John McGee, M.D.Bayonne, NJ 070021811991284

Common questions

What is Zarnaz Mahmood, M.D.'s NPI number?

Zarnaz Mahmood, M.D.'s National Provider Identifier (NPI) is 1841866837, issued on May 31, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Zarnaz Mahmood, M.D. located?

The NPPES record lists a practice address at 29 E 29TH St, Bayonne, NJ, 07002. Phone: (201) 858-6594. Providers update this record themselves, so call before visiting.

How can I verify Zarnaz Mahmood, M.D.'s license?

NPPES lists New Jersey license number 25MA12435200, 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. Medicare files from data.cms.gov. 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.