Doctor profile · Federal record

Dr. Mariana Chang, MD

Nephrology Physician (CMS: Nephrology) · Brooklyn, NY

  • NPI 1235691205
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
577 Prospect Ave Apt 1B
Brooklyn, NY 112156074
(718) 369-0318
fax (718) 369-0290
Mailing address
1 Hospital Plz
Stamford, CT 069023602

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
October 4, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
New York #329246
Medicaid
NY #07909497

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235691205. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$345
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $125.55
GlaxoSmithKline, LLC. 1 $122.16
Genzyme Corporation 1 $97.53

By nature of payment

Food and Beverage
$345

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
40
Patients
0
Total drug cost
$29,461
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 28 0 $28,986
Irbesartan Generic 12 0 $476

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mariana Chang's medical specialty?
Dr. Mariana Chang practices Nephrology Physician in Brooklyn, NY.
Where does Dr. Mariana Chang practice?
Dr. Mariana Chang practices at 577 Prospect Ave Apt 1B, Brooklyn, NY 112156074. Office phone: 7183690318.
What is Dr. Mariana Chang's NPI?
Dr. Mariana Chang's National Provider Identifier (NPI) is 1235691205, issued by NPPES.
Does Dr. Mariana Chang accept Medicare assignment?
Yes. Dr. Mariana Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.