Doctor profile · Federal record
Dr. Matthew Chang, D.O.
Emergency Medicine Physician (CMS: Emergency Medicine) · New York, NY
- NPI 1023279163
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
165 Mulberry St, Apt 12
New York, NY 100133753
(917) 447-7651
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- New York #INTERN
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023279163. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
203
Distinct HCPCS
4
Medicare allowed
$38,530
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 68 | 68 | $247 | |
99284 |
Emergency department visit with moderate level of medical decision making | 60 | 59 | $140 | |
99285 |
Emergency department visit with high level of medical decision making | 58 | 58 | $205 | |
99283 |
Emergency department visit with low level of medical decision making | 17 | 17 | $84 |
In context: peer comparison
Among 345 peers in New York Emergency Medicine Physician, average services per provider: 70. This provider delivers 2.9× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Matthew Chang's medical specialty?
Dr. Matthew Chang practices Emergency Medicine Physician in New York, NY.
Where does Dr. Matthew Chang practice?
Dr. Matthew Chang practices at 165 Mulberry St, New York, NY 100133753. Office phone: 9174477651.
What is Dr. Matthew Chang's NPI?
Dr. Matthew Chang's National Provider Identifier (NPI) is 1023279163, issued by NPPES.
Does Dr. Matthew Chang accept Medicare assignment?
Yes. Dr. Matthew Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Chang commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.