Doctor profile · Federal record

Dr. Enchi Chang, MD

Ophthalmology Physician (CMS: Ophthalmology) · Boston, MA

  • NPI 1063005593
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
243 Charles St
Boston, MA 021143002
(617) 573-4443

Credentials & registration

NPPES · NUCC
NPI registered
February 2021 — 5 yrs on file
Profile last updated
July 9, 2025
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Massachusetts #1022381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063005593. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$373
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Glaukos Corporation 1 $182.52
Alcon Vision LLC 1 $146.21
Johnson & Johnson Surgical Vision, INC. 1 $44.33

By nature of payment

Food and Beverage
$373

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
57
Patients
38
Total drug cost
$839
Drug Type Claims Patients Total cost
Erythromycin (Erythromycin Base) Brand 46 38 $510
Prednisolone Acetate Generic 11 0 $329

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Enchi Chang's medical specialty?
Dr. Enchi Chang practices Ophthalmology Physician in Boston, MA.
Where does Dr. Enchi Chang practice?
Dr. Enchi Chang practices at 243 Charles St, Boston, MA 021143002. Office phone: 6175734443.
What is Dr. Enchi Chang's NPI?
Dr. Enchi Chang's National Provider Identifier (NPI) is 1063005593, issued by NPPES.
Does Dr. Enchi Chang accept Medicare assignment?
Yes. Dr. Enchi Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.