Doctor profile · Federal record
Dr. Joyce Chang, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · San Francisco, CA
- NPI 1144507120
- Accepts Medicare
- 15 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
513 Parnassus Ave # S436
San Francisco, CA 941432205
(650) 218-6593 - Mailing address
-
130 5Th Ave Apt 4
San Francisco, CA 941181341
Credentials & registration
- NPI registered
- November 2011 — 15 yrs on file
- Profile last updated
- January 6, 2017
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- California #A123895
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144507120. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
116
Distinct HCPCS
3
Medicare allowed
$20,783
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 74 | 24 | $237 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 30 | 22 | $90 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 12 | 12 | $48 |
In context: peer comparison
Among 74 peers in this city , average services per provider: 24. This provider delivers 4.8× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Joyce Chang's medical specialty?
Dr. Joyce Chang practices Anesthesiology Physician in San Francisco, CA.
Where does Dr. Joyce Chang practice?
Dr. Joyce Chang practices at 513 Parnassus Ave # S436, San Francisco, CA 941432205. Office phone: 6502186593.
What is Dr. Joyce Chang's NPI?
Dr. Joyce Chang's National Provider Identifier (NPI) is 1144507120, issued by NPPES.
Does Dr. Joyce Chang accept Medicare assignment?
Yes. Dr. Joyce Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joyce Chang commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.