NPPES file of Aug 9, 2026

Douglas P. Corazza, MD

Internal Medicine Physician · Princeton, NJ

Douglas P. Corazza, MD is an internal medicine physician with a practice address in Princeton, New Jersey, and NPI 1376520825, issued on Dec 27, 2005. Check the license (New Jersey 25MA04884900, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1376520825
Name
Douglas P. Corazza
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
25MA04884900 NJ
Self-reported in NPPES; status is on the state search
Practice location
727 State RD, Princeton, NJ 08540
Phone
(609) 921-6410
Enumerated
Dec 27, 2005
Record last updated
Nov 21, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(609) 921-0406
Medicare enrollment
Enrolled (PECOS I20050120000542); accepts Medicare assignment
Medical or professional school
Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), 1985
Telehealth
Offers telehealth (CMS)
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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Also registered at 727 State RD

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

  1. Gerard Case, PA-CPhysician Assistant1992860480
  2. Savneet Chattha, MDInternal Medicine Physician1629055181
  3. Ernest De La Cruz, MDInternal Medicine Physician1821075334
  4. Christine Deluca, NPNurse Practitioner1518415488
  5. Laura Hildebrant, D.O.Internal Medicine Physician1043212970
  6. Vickie Hug, MDInternal Medicine Physician1235116781

Verify Douglas P. Corazza 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 25MA04884900
    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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2.0 times the Medicare Part D claims of the average internal medicine physician in 2024

6,442 Medicare Part D claims for 737 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 92 claims were for opioids.

  1. Douglas Corazza6,442
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium644 claims
  2. Rosuvastatin Calcium556 claims
  3. Amlodipine Besylate377 claims
  4. Losartan Potassium269 claims
  5. Levothyroxine Sodium227 claims
  6. Hydrochlorothiazide188 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.

Industry payments in 2024: $267.56

15 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Douglas Corazza$267.56
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Clinical Health Care Associates OF New Jersey PCPrinceton, NJ

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

Douglas P. Corazza among 4,632 internal medicine physician records in New Jersey

Douglas P. Corazza, MD 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 92% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1985 · median 2000 among the 3,132 with a school on file
  • Record last updated2016 · 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).

66 internal medicine physician records list a practice address in Princeton

They are 66 of the 1,622 NPPES records with a practice address in Princeton, and 4,632 internal medicine physician records in New Jersey.

The 8 internal medicine physician records with the nearest ZIP codes

  1. David Barile, MDPrinceton, NJ 085401063461283
  2. Erinn Beagin, M.D.Princeton, NJ 085401619924388
  3. Frances Chang, MDPrinceton, NJ 085401316996960
  4. Savneet Chattha, MDPrinceton, NJ 085401629055181
  5. Nataliya Dashevsky, MDPrinceton, NJ 085401902857139
  6. Ernest De La Cruz, MDPrinceton, NJ 085401821075334
  7. Chandani Fernando, MDPrinceton, NJ 085401679513501
  8. Laura Hildebrant, D.O.Princeton, NJ 085401043212970

Common questions

What is Douglas P. Corazza, MD's NPI number?

Douglas P. Corazza, MD's National Provider Identifier (NPI) is 1376520825, issued on Dec 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Douglas P. Corazza, MD located?

The NPPES record lists a practice address at 727 State RD, Princeton, NJ, 08540. Phone: (609) 921-6410. Providers update this record themselves, so call before visiting.

How can I verify Douglas P. Corazza, MD's license?

NPPES lists New Jersey license number 25MA04884900, 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 Douglas P. Corazza, MD prescribe under Medicare Part D?

In 2024, Douglas P. Corazza, MD had 6,442 Medicare Part D claims for 737 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.