NPPES file of Aug 9, 2026

Matthew Iselin, PT

Physical Therapist · Brooklyn, NY

Matthew Iselin, PT is a physical therapist with a practice address in Brooklyn, New York, and NPI 1437108263, issued on May 9, 2006. Check the license (New York 018589, 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
1437108263
Name
Matthew Iselin
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License number
018589 NY
Self-reported in NPPES; status is on the state search
Practice location
503 5TH Ave Ste 5B, Brooklyn, NY 11215
Phone
(347) 529-6465
Enumerated
May 9, 2006
Record last updated
Oct 20, 2025
Fax
(347) 763-0054
Medicare enrollment
Enrolled (PECOS I20051003000027); may accept Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 1998
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 503 5TH Ave Ste 5B

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

  1. Chelsea Martinez, PT, DPT, ATCPhysical Therapist1578041224

Verify Matthew Iselin 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 018589
    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

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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2 hospitals and group practices

  1. Montefiore Medical CenterBronx, NY · Acute Care Hospitals3 of 5 stars
  2. Brooklyn Health Physical Therapy, LLCBrooklyn, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Matthew Iselin among 21,756 physical therapist records in New York

Matthew Iselin, PT 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 86% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 34% of these records are
  • Graduated1998 · median 2016 among the 7,302 with a school on file
  • Record last updated2025 · 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).

2,228 physical therapist records list a practice address in Brooklyn

They are 2,228 of the 64,057 NPPES records with a practice address in Brooklyn, and 21,756 physical therapist records in New York.

The 8 physical therapist records with the nearest ZIP codes

  1. Josef Belmonte, PHYSICAL THERAPISTBrooklyn, NY 112151740385152
  2. Dror Betzalel, PT, MS DPTBrooklyn, NY 112151548377823
  3. Maria C Fetalco, PHYSICAL THERAPISTBrooklyn, NY 112151396840799
  4. Genevieve Catublas, PTBrooklyn, NY 112151275520520
  5. Daniel Goldner, PTBrooklyn, NY 112151659345932
  6. Ronnel Logmao, PTBrooklyn, NY 112151851488217
  7. Steven Moll, PHYSICAL THERAPISTBrooklyn, NY 112151700981198
  8. Igor Olevsky, PTBrooklyn, NY 112151134291628

Common questions

What is Matthew Iselin, PT's NPI number?

Matthew Iselin, PT's National Provider Identifier (NPI) is 1437108263, issued on May 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Iselin, PT located?

The NPPES record lists a practice address at 503 5TH Ave Ste 5B, Brooklyn, NY, 11215. Phone: (347) 529-6465. Providers update this record themselves, so call before visiting.

How can I verify Matthew Iselin, PT's license?

NPPES lists New York license number 018589, 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.