NPPES file of Aug 9, 2026

Bassem Mustafa Masri, MD

Internal Medicine Physician · New York, NY

Bassem Mustafa Masri, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1558449256, issued on Nov 1, 2006. Check the license (New York 217814, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558449256
Name
Bassem Mustafa Masri
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
217814 NY
Self-reported in NPPES; status is on the state search
Practice location
428 E 72ND St Ofc 600, New York, NY 10021
Phone
(646) 962-6004
Enumerated
Nov 1, 2006
Record last updated
Sep 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(646) 962-0020
Medicare enrollment
Enrolled (PECOS I20080912000014); 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.
Download card Updates feed

Verify Bassem Mustafa Masri in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 217814
    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 York 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

88% fewer Medicare Part D claims than the average internal medicine physician in 2024

395 Medicare Part D claims for 53 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Bassem Masri395
  2. Specialty average3,176

Most prescribed

  1. Candesartan Cilexetil26 claims
  2. Repatha Sureclick25 claims
  3. Ezetimibe23 claims
  4. Clopidogrel22 claims
  5. Metoprolol Succinate16 claims
  6. Rosuvastatin Calcium16 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.

The MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Weill Medical College OF CornellNew York, NY

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

Bassem Mustafa Masri among 12,067 internal medicine physician records in New York

Bassem Mustafa Masri, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1988 · median 2002 among the 7,221 with a school on file
  • Record last updated2021 · 61% 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 York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,434 internal medicine physician records list a practice address in New York

They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Anne-Marie Audet, MDNew York, NY 100211538142104
  2. Renier Brentjens, MDNew York, NY 100211588635510
  3. Mark Dursztman, M.D.New York, NY 100211194700161
  4. Barbara Egan, MDNew York, NY 100211376514307
  5. Boris Ivkov, M.D.New York, NY 100211992791354
  6. Amsale Ketema, MDNew York, NY 100211629049663
  7. Debra Mangino, MDNew York, NY 100211528039575
  8. Anna Rita Marcelli, MDNew York, NY 100211437120482

Common questions

What is Bassem Mustafa Masri, MD's NPI number?

Bassem Mustafa Masri, MD's National Provider Identifier (NPI) is 1558449256, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bassem Mustafa Masri, MD located?

The NPPES record lists a practice address at 428 E 72ND St Ofc 600, New York, NY, 10021. Phone: (646) 962-6004. Providers update this record themselves, so call before visiting.

How can I verify Bassem Mustafa Masri, MD's license?

NPPES lists New York license number 217814, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Bassem Mustafa Masri, MD prescribe under Medicare Part D?

In 2024, Bassem Mustafa Masri, MD had 395 Medicare Part D claims for 53 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Bassem Mustafa Masri, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.