Maria Benito-Herrero, MD
Endocrinology, Diabetes & Metabolism Physician · Princeton, NJ
Maria Benito-Herrero, MD is an endocrinology, diabetes & metabolism physician with a practice address in Princeton, New Jersey, and NPI 1568557510, issued on Oct 4, 2006. Check the license (New Jersey 25MA08101000, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Maria Benito-Herrero
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 25MA08101000 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 20 Nassau St, Princeton, NJ 08542
- Phone
- (609) 649-3161
- Enumerated
- Oct 4, 2006
- Record last updated
- Jan 3, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 417 in New Jersey → Look up another NPI →
Also registered at 20 Nassau St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maria Benito-Herrero 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 25MA08101000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
475 Medicare Part D claims for 69 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.
Most prescribed
- Levothyroxine Sodium60 claims
- Tirosint42 claims
- Mounjaro36 claims
- Tirosint-Sol36 claims
- Metformin Hcl Er30 claims
- Ozempic25 claims
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.
Maria Benito-Herrero among 417 endocrinology, diabetes & metabolism physician records in New Jersey
Maria Benito-Herrero, MD is one of 417 endocrinology, diabetes & metabolism physician records with a practice address in New Jersey. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 61% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 75% of these records are
- Record last updated2013 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New Jersey
There are 417 endocrinology, diabetes & metabolism physician records in New Jersey.
All 417 in New Jersey → Every provider in Princeton → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Shirley Bembo, M.D.Princeton, NJ 085401023041472
- Paul Deutsch, M.D.Princeton, NJ 085401225262355
- Sherin Elsa Mathews, M.D.Princeton, NJ 085401346656568
- Diane Fresca, M.D.Princeton, NJ 085401104084649
- Henry Goldstein, MDPrinceton, NJ 085401700946225
- Angela Inzerillo, MDPrinceton, NJ 085401346300852
- Ansu Joy, MDPrinceton, NJ 085401629278536
- Alan Moses, M.D.Princeton, NJ 085401922033067
Common questions
What is Maria Benito-Herrero, MD's NPI number?
Maria Benito-Herrero, MD's National Provider Identifier (NPI) is 1568557510, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maria Benito-Herrero, MD located?
The NPPES record lists a practice address at 20 Nassau St, Princeton, NJ, 08542. Phone: (609) 649-3161. Providers update this record themselves, so call before visiting.
How can I verify Maria Benito-Herrero, MD's license?
NPPES lists New Jersey license number 25MA08101000, 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.
How much does Maria Benito-Herrero, MD prescribe under Medicare Part D?
In 2024, Maria Benito-Herrero, MD had 475 Medicare Part D claims for 69 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
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.