Doctor profile · Federal record

Dr. Matthew Iselin, PT

Physical Therapist (CMS: Physical Therapist in Private Practice) · Brooklyn, NY

  • NPI 1437108263
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
503 5Th Ave Ste 5B
Brooklyn, NY 112154811
(347) 529-6465
fax (347) 763-0054

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 20, 2025
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
New York #018589

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437108263. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,832
Distinct HCPCS
4
Medicare allowed
$106,196
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 2,122 71 $25
97140 Therapy procedure using manual technique, each 15 minutes 847 68 $23
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 788 71 $34
97162 Evaluation for physical therapy, typically 30 minutes 75 64 $80

In context: peer comparison

Among 275 peers in Brooklyn Physical Therapist, average services per provider: 544. This provider delivers 7.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Iselin's medical specialty?
Dr. Matthew Iselin practices Physical Therapist in Brooklyn, NY.
Where does Dr. Matthew Iselin practice?
Dr. Matthew Iselin practices at 503 5Th Ave Ste 5B, Brooklyn, NY 112154811. Office phone: 3475296465.
What is Dr. Matthew Iselin's NPI?
Dr. Matthew Iselin's National Provider Identifier (NPI) is 1437108263, issued by NPPES.
Does Dr. Matthew Iselin accept Medicare assignment?
Dr. Matthew Iselin does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Matthew Iselin commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using manual technique (HCPCS 97140); Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112). Source: CMS Medicare Physician & Other Practitioners file.