NPPES file of Aug 9, 2026

Glenn Lawrence Kashan, MD

Internal Medicine Physician · New York, NY

Glenn Lawrence Kashan, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1568430288, issued on Mar 9, 2006. Check the license (New York 229644, 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
1568430288
Name
Glenn Lawrence Kashan
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
229644 NY
Self-reported in NPPES; status is on the state search
Practice location
10 Union SQ E, New York, NY 10003
Phone
(212) 844-8100
Enumerated
Mar 9, 2006
Record last updated
Apr 24, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(212) 844-8152
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 10 Union SQ E

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

  1. Frida Abramov, PAPhysician Assistant1083833636
  2. Christine Akoh, MD, PHDDermatology Physician1487238184
  3. Akash Alexander, PHARM.D., BCPS, CDEAmbulatory Care Pharmacist1497921506
  4. Shavon Alexander, MS, RDN, CDNRegistered Dietitian1396681847
  5. Julia Alishayev, PA-CPhysician Assistant1710394358
  6. Richard Amerling, MDInternal Medicine Physician1437130317

Verify Glenn Lawrence Kashan 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 229644
    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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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

39 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Glenn Kashan39
  2. Specialty average3,176

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.

Glenn Lawrence Kashan among 12,067 internal medicine physician records in New York

Glenn Lawrence Kashan, 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 fileNo · 60% of these records are
  • Record last updated2019 · 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. Richard Amerling, MDNew York, NY 100031437130317
  2. Lisa AuerbachNew York, NY 100031174512586
  3. Ronald Blum, MDNew York, NY 100031336122407
  4. Barbara Cheung, MDNew York, NY 100031023006020
  5. Alan Dubrow, MDNew York, NY 100031427031830
  6. Jane Falkenstein, MDNew York, NY 100031083604227
  7. Michael Felsen, MDNew York, NY 100031891784286
  8. Jonathan Field, MDNew York, NY 100031578547006

Common questions

What is Glenn Lawrence Kashan, MD's NPI number?

Glenn Lawrence Kashan, MD's National Provider Identifier (NPI) is 1568430288, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Glenn Lawrence Kashan, MD located?

The NPPES record lists a practice address at 10 Union SQ E, New York, NY, 10003. Phone: (212) 844-8100. Providers update this record themselves, so call before visiting.

How can I verify Glenn Lawrence Kashan, MD's license?

NPPES lists New York license number 229644, 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 Glenn Lawrence Kashan, MD prescribe under Medicare Part D?

In 2024, Glenn Lawrence Kashan, MD had 39 Medicare Part D claims for 12 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.