NPPES file of Aug 9, 2026

Mark Philip Schwartz, MD

Addiction Medicine (Family Medicine) Physician · Princeton, NJ

Mark Philip Schwartz, MD is an addiction medicine (family medicine) physician with a practice address in Princeton, New Jersey, and NPI 1801833520, issued on Jun 1, 2006. Check the license (New Jersey MA04885900, 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
1801833520
Name
Mark Philip Schwartz
Credential
MD
Primary taxonomy
Addiction Medicine (Family Medicine) Physician 207QA0401X
License number
MA04885900 NJ
Self-reported in NPPES; status is on the state search
Practice location
116 Village Blvd, Princeton, NJ 08540
Phone
(732) 600-7221
Enumerated
Jun 1, 2006
Record last updated
Jan 29, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(609) 951-2209
Medicare enrollment
Enrolled (PECOS I20040420000061); accepts Medicare assignment
Medical or professional school
Temple University School Of Medicine, 1985
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 116 Village Blvd

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

  1. Jessica Angley, LPCProfessional Counselor1689031510
  2. Deandra Cuce, LACMental Health Counselor1023902210
  3. Susan Levine, LCSW, LMFTClinical Social Worker1548212442

Verify Mark Philip Schwartz 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 MA04885900
    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

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88% fewer Medicare Part D claims than the average addiction medicine (family medicine) physician in 2024

77 Medicare Part D claims for 38 beneficiaries, against an average of 664 among the 581 providers of this specialty who prescribed in Part D.

  1. Mark Schwartz77
  2. Specialty average664

Most prescribed

  1. Acamprosate Calcium17 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.

Bills Medicare through one group practice

  1. Princeton House Provider Group LLCPrinceton, NJ

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

Mark Philip Schwartz among 22 addiction medicine (family medicine) physician records in New Jersey

Mark Philip Schwartz, MD is one of 22 addiction medicine (family medicine) physician records with a practice address in New Jersey. 86% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 68% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated1985 · median 2015 among the 10 with a school on file
  • Record last updated2009 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0401X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction Medicine (Family Medicine) Physician providers in New Jersey

There are 22 addiction medicine (family medicine) physician records in New Jersey.

The 8 addiction medicine (family medicine) physician records with the nearest ZIP codes

  1. Nola Mahoney, D.O.Hamilton, NJ 086191235182692
  2. Alkeem Savage, MDMays Landing, NJ 083301053810275
  3. Lydia Woolson, LPNGalloway, NJ 082051619726940
  4. Kaitlan Baston, M.D.Camden, NJ 081031639464696
  5. Mollie Nisen, MDCamden, NJ 081031013412386
  6. Jillian Norton Jones, D.O.Camden, NJ 081031669887493
  7. Joseph D'Orazio, M.D.Camden, NJ 081021609061126
  8. Ernest Egu, MDCamden, NJ 081021396240156

Common questions

What is Mark Philip Schwartz, MD's NPI number?

Mark Philip Schwartz, MD's National Provider Identifier (NPI) is 1801833520, issued on Jun 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Philip Schwartz, MD located?

The NPPES record lists a practice address at 116 Village Blvd, Princeton, NJ, 08540. Phone: (732) 600-7221. Providers update this record themselves, so call before visiting.

How can I verify Mark Philip Schwartz, MD's license?

NPPES lists New Jersey license number MA04885900, 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 Mark Philip Schwartz, MD prescribe under Medicare Part D?

In 2024, Mark Philip Schwartz, MD had 77 Medicare Part D claims for 38 beneficiaries; the average among addiction medicine (family medicine) physician prescribers was 664. 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.