Anthony William Diaz
Internal Medicine Physician · Perth Amboy, NJ
Anthony William Diaz is an internal medicine physician with a practice address in Perth Amboy, New Jersey, and NPI 1235645821, issued on Dec 19, 2017. Check the license (New Jersey 25MA11029900, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Anthony William Diaz
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA11029900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 530 New Brunswick Ave, Perth Amboy, NJ 08861
- Phone
- (732) 324-5080
- Enumerated
- Dec 19, 2017
- Record last updated
- Jun 7, 2022
- Fax
- (732) 324-4669
- Medicare enrollment
- Enrolled (PECOS I20210630002275); accepts Medicare assignment
- Entity
- Type 1 · individual
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Also registered at 530 New Brunswick Ave
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Verify Anthony William Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA11029900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Novant Health Medical Group, LLCWinston Salem, NC
- Plover Inpatient Services LLCMontclair, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anthony William Diaz among 4,632 internal medicine physician records in New Jersey
Anthony William Diaz 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 2017, is newer than 82% of them.
- NPI issued2017 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2016 · median 2000 among the 3,132 with a school on file
- Record last updated2022 · 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).
29 internal medicine physician records list a practice address in Perth Amboy
They are 29 of the 534 NPPES records with a practice address in Perth Amboy, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Perth Amboy → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Yolanda Aranguren-Decastro, MDPerth Amboy, NJ 088611770584278
- Pablo Bencosme, M. D.Perth Amboy, NJ 088611982712865
- Mahesh Bhagat, MDPerth Amboy, NJ 088611013918531
- Vijay Dogra, MDPerth Amboy, NJ 088611568464311
- Mohammed Islam, MDPerth Amboy, NJ 088611114938461
- Dewan Khan, MDHopelawn, NJ 088611306914825
- James Lamprinakos, M.D.Perth Amboy, NJ 088611710093729
- John Rajapakse, M.D.Perth Amboy, NJ 088611639377914
Common questions
What is Anthony William Diaz's NPI number?
Anthony William Diaz's National Provider Identifier (NPI) is 1235645821, issued on Dec 19, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Anthony William Diaz located?
The NPPES record lists a practice address at 530 New Brunswick Ave, Perth Amboy, NJ, 08861. Phone: (732) 324-5080. Providers update this record themselves, so call before visiting.
How can I verify Anthony William Diaz's license?
NPPES lists New Jersey license number 25MA11029900, 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.
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.