Doctor profile · Federal record

Dr. Andrew Chang, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Obstetrics & Gynecology Physician · Hamilton, OH

  • NPI 1356784441
  • Accepts Medicare
  • MIPS 78.9 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
520 Eaton Ave Ste 200
Hamilton, OH 450132716
(513) 867-1200
fax (513) 867-1266

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
November 25, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207V00000X — NUCC code
State licenses (2)
Ohio #35.137264 · Kentucky #51355
Medicaid
OH #0325648

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356784441. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,268
Transactions
39
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 2 $1,516.00
Bayer Healthcare Pharmaceuticals Inc. 5 $109.80
PFIZER INC. 5 $103.65
Astellas Pharma US Inc 5 $92.35
Sumitomo Pharma America, Inc. 5 $80.52
Sage Therapeutics, Inc. 5 $76.37
Organon Llc 3 $66.22
MILLICENT US INC 2 $39.35
Ethicon US, LLC 1 $37.50
ViiV Healthcare Company 1 $30.87
Daiichi Sankyo Inc. 1 $30.66
LSI SOLUTIONS INC 1 $27.23
Becton, Dickinson and Company 1 $22.33
ABBVIE INC. 1 $19.35
Lilly USA, LLC 1 $15.38

By nature of payment

Education
$1,500
Food and Beverage
$768

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Chang's medical specialty?
Dr. Andrew Chang practices Obstetrics & Gynecology Physician in Hamilton, OH.
Where does Dr. Andrew Chang practice?
Dr. Andrew Chang practices at 520 Eaton Ave Ste 200, Hamilton, OH 450132716. Office phone: 5138671200.
What is Dr. Andrew Chang's NPI?
Dr. Andrew Chang's National Provider Identifier (NPI) is 1356784441, issued by NPPES.
Does Dr. Andrew Chang accept Medicare assignment?
Yes. Dr. Andrew Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.