Doctor profile · Federal record

Dr. Gary Chang, PMHNP

Psychiatry Physician (CMS: Nurse Practitioner) · Harrison, NY

  • NPI 1033892286
  • Accepts Medicare
  • 4 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
275 North St
Harrison, NY 105281140
(203) 576-6000
Additional location
1545 Inwood Ave
Bronx, NY 104522001
(914) 734-8600
Mailing address
1545 Inwood Ave
Bronx, NY 104522001

Credentials & registration

NPPES · NUCC
NPI registered
August 2023 — 3 yrs on file
Profile last updated
February 24, 2026
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
New York #404449

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033892286. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$540
Transactions
30
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 10 $148.56
Neurocrine Biosciences, Inc. 8 $136.98
Alkermes, Inc. 5 $118.91
Lundbeck LLC 3 $65.34
Teva Pharmaceuticals USA, Inc. 2 $34.43
Otsuka America Pharmaceutical, Inc. 1 $22.01
E.R. Squibb & Sons, L.L.C. 1 $13.56

By nature of payment

Food and Beverage
$540

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
11
Total drug cost
$303
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 14 11 $303

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Chang's medical specialty?
Dr. Gary Chang practices Psychiatry Physician in Harrison, NY.
Where does Dr. Gary Chang practice?
Dr. Gary Chang practices at 275 North St, Harrison, NY 105281140. Office phone: 2035766000.
What is Dr. Gary Chang's NPI?
Dr. Gary Chang's National Provider Identifier (NPI) is 1033892286, issued by NPPES.
Does Dr. Gary Chang accept Medicare assignment?
Yes. Dr. Gary Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.