NPPES file of Aug 9, 2026

Deborah Carol Kassan

Physical Therapist · East Northport, NY

Deborah Carol Kassan is a physical therapist with a practice address in East Northport, New York, and NPI 1528675899, issued on Sep 30, 2020. Check the license (New York 013974-01, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1528675899
Name
Deborah Carol Kassan
Primary taxonomy
Physical Therapist 225100000X
License numbers
013974-01 NY
9742070 NY
Self-reported in NPPES; status is on the state search
Practice location
457 Clay Pitts Road, East Northport, NY 11731
Phone
(917) 776-1543
Enumerated
Sep 30, 2020
Record last updated
Sep 30, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201102001277); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1996
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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Verify Deborah Carol Kassan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 013974-01
    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
Find the New York license search

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Bills Medicare through one group practice

  1. Optimum Therapeutics PT And OT PLLCMelville, NY

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

Deborah Carol Kassan among 21,756 physical therapist records in New York

Deborah Carol Kassan is one of 21,756 physical therapist records with a practice address in New York. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 70% of them.

  • NPI issued2020 · 70% of these records are older, 26% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 34% of these records are
  • Graduated1996 · median 2016 among the 7,302 with a school on file
  • Record last updated2020 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 physical therapist records list a practice address in East Northport

They are 39 of the 494 NPPES records with a practice address in East Northport, and 21,756 physical therapist records in New York.

The 8 physical therapist records with the nearest ZIP codes

  1. Cherie Bellissimo, P.T.East Northport, NY 117311871527283
  2. Thomas Bradley, DPTE Northport, NY 117311235253121
  3. Steven Desousa, PTEast Northport, NY 117311457321911
  4. Una Gallagher-BradleyEast Northport, NY 117311629117841
  5. Nicole Grimaldi, DPTEast Northport, NY 117311447324447
  6. David Justus, DPTEast Northport, NY 117311942223912
  7. Cathy Kabat, MSPTEast Northport, NY 117311477691004
  8. Eric Lawrence, P.T.East Northport, NY 117311437193331

Common questions

What is Deborah Carol Kassan's NPI number?

Deborah Carol Kassan's National Provider Identifier (NPI) is 1528675899, issued on Sep 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Deborah Carol Kassan located?

The NPPES record lists a practice address at 457 Clay Pitts Road, East Northport, NY, 11731. Phone: (917) 776-1543. Providers update this record themselves, so call before visiting.

How can I verify Deborah Carol Kassan's license?

NPPES lists New York license number 013974-01, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity 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.