NPPES file of Aug 9, 2026

Daniel Gilead Kassan, M.D.

Internal Medicine Physician · Roslyn Heights, NY

Daniel Gilead Kassan, M.D. is an internal medicine physician with a practice address in Roslyn Heights, New York, and NPI 1174623748, issued on Sep 24, 2006. Check the license (New York 201859, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1174623748
Name
Daniel Gilead Kassan
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
201859 NY
Self-reported in NPPES; status is on the state search
Practice location
70 Glen Cove RD, Roslyn Heights, NY 11577
Phone
(516) 621-7720
Enumerated
Sep 24, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(516) 625-4521
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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8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →

Also registered at 70 Glen Cove RD

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

  1. Alison Berns Simon, MSW, LCSW, BCDClinical Social Worker1205086543
  2. Jay Dooreck, D.D.S., P.C.General Practice Dentistry1477763662
  3. Audrey Feiner, LCSWClinical Social Worker1184920977
  4. Randi Gerstenblatt, D.M.D.Dentist1851643787
  5. Eric Jacob, D.D.S.General Practice Dentistry1932208881
  6. Edward Jutkowitz, M.D. P.C.Periodontics1629163597

Verify Daniel Gilead Kassan 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 201859    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

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Daniel Gilead Kassan among 12,067 internal medicine physician records in New York

Daniel Gilead Kassan, M.D. 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 not. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 53% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2007 · 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).

14 internal medicine physician records list a practice address in Roslyn Heights

They are 14 of the 398 NPPES records with a practice address in Roslyn Heights, and 12,067 internal medicine physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 12,067 in New York → Every provider in Roslyn Heights → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Prachi Dharia, MDRoslyn Heights, NY 115771710145404
  2. Lilia Idanan, MDRoslyn Heights, NY 115771871503946
  3. Marisa Ip, M.D.Roslyn Heights, NY 115771710286448
  4. Joel Laxer, MDRoslyn Hgts, NY 115771447216494
  5. Ethan Loeb, M.D.Roslyn Heights, NY 115771275727711
  6. Helen Marks, M.D.Roslyn Heights, NY 115771073774261
  7. Milton Masur, MDRoslyn Hgts, NY 115771174572713
  8. Anitha Mathew-Shaji, D.O.Roslyn Heights, NY 115771003049867

Common questions

What is Daniel Gilead Kassan, M.D.'s NPI number?

Daniel Gilead Kassan, M.D.'s National Provider Identifier (NPI) is 1174623748, issued on Sep 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Gilead Kassan, M.D. located?

The NPPES record lists a practice address at 70 Glen Cove RD, Roslyn Heights, NY, 11577. Phone: (516) 621-7720. Providers update this record themselves, so call before visiting.

How can I verify Daniel Gilead Kassan, M.D.'s license?

NPPES lists New York license number 201859, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.