NPPES file of Aug 9, 2026

Lamah Massasati, MD

Internal Medicine Physician · Bronxville, NY

Lamah Massasati, MD is an internal medicine physician with a practice address in Bronxville, New York, and NPI 1679819981, issued on Dec 14, 2012. Check the license (New York 275907, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679819981
Name
Lamah Massasati
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
275907 NY
Self-reported in NPPES; status is on the state search
Practice location
55 Palmer Ave, Bronxville, NY 10708
Phone
(914) 787-6069
Enumerated
Dec 14, 2012
Record last updated
Jan 23, 2024
Fax
(914) 787-2143
Medicaid ID
009572000 FL
Medicare enrollment
Enrolled (PECOS I20140822000409); 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.
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Also registered at 55 Palmer Ave

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

  1. George Adum-Kwapong, PA-CPhysician Assistant1689447773
  2. Sameer Aggarwal, M.D.Hospitalist Physician1699139972
  3. Valerie Alley, MDEmergency Medicine Physician1336232446
  4. Akua Ampadu, M.D.Internal Medicine Physician1144581570
  5. Chana Arno, PAPhysician Assistant1518735307
  6. Mauricio Ayala, PA-CSurgical Physician Assistant1295667376

Verify Lamah Massasati 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 275907
    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.

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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

269 Medicare Part D claims for 103 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Lamah Massasati269
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium29 claims
  2. Amlodipine Besylate16 claims
  3. Prednisone12 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: $46.35

2 payments; by number, the most common kind was food and beverage; the largest payer was Kiniksa Pharmaceuticals International, plc. 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. Lamah Massasati$46.35
  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. Lawrence Medical Associates PCBronxville, NY

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

Lamah Massasati among 12,067 internal medicine physician records in New York

Lamah Massasati, 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 2012, is newer than 68% of them.

  • NPI issued2012 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2010 · median 2002 among the 7,221 with a school on file
  • Record last updated2024 · 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).

22 internal medicine physician records list a practice address in Bronxville

They are 22 of the 532 NPPES records with a practice address in Bronxville, and 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Akua Ampadu, M.D.Bronxville, NY 107081144581570
  2. Keng Jong Chung, MDBronxville, NY 107081154481687
  3. Rashmi Dubey, M.D.Bronxville, NY 107081053358234
  4. William Duggan, M.D.Bronxville, NY 107081932374857
  5. Braulio Flores, MDBronxville, NY 107081437163508
  6. Juan Garcia, MDBronxville, NY 107081437357092
  7. Ellen Gomprecht, M.D.Bronxville, NY 107081053615799
  8. Lillian Indio, MDBronxville, NY 107081578625935

Common questions

What is Lamah Massasati, MD's NPI number?

Lamah Massasati, MD's National Provider Identifier (NPI) is 1679819981, issued on Dec 14, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Lamah Massasati, MD located?

The NPPES record lists a practice address at 55 Palmer Ave, Bronxville, NY, 10708. Phone: (914) 787-6069. Providers update this record themselves, so call before visiting.

How can I verify Lamah Massasati, MD's license?

NPPES lists New York license number 275907, 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 Lamah Massasati, MD prescribe under Medicare Part D?

In 2024, Lamah Massasati, MD had 269 Medicare Part D claims for 103 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.