Doctor profile · Federal record

Dr. Eric Chang

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Student in an Organized Health Care Education/Training Program · New Haven, CT

  • NPI 1346777315
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Cedar St
New Haven, CT 065103206
(203) 688-4242

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
June 16, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Connecticut #74930

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346777315. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
26
Distinct HCPCS
2
Medicare allowed
$4,336
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 14 13 $149
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $188

In context: peer comparison

Among 11 peers in this city , average services per provider: 368. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 1 $25.67

By nature of payment

Food and Beverage
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
18
Patients
0
Total drug cost
$13,167
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 18 0 $13,167

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Chang's medical specialty?
Dr. Eric Chang practices Hematology & Oncology Physician in New Haven, CT.
Where does Dr. Eric Chang practice?
Dr. Eric Chang practices at 333 Cedar St, New Haven, CT 065103206. Office phone: 2036884242.
What is Dr. Eric Chang's NPI?
Dr. Eric Chang's National Provider Identifier (NPI) is 1346777315, issued by NPPES.
Does Dr. Eric Chang accept Medicare assignment?
Yes. Dr. Eric Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.