Doctor profile · Federal record
Dr. Yichen Wu, MD
Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · San Francisco, CA
- NPI 1871722611
- Accepts Medicare
- 17 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
521 Parnassus Ave
San Francisco, CA 94143
(415) 502-1413
fax (415) 476-4818
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- February 25, 2022
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #A121923
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871722611. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
355
Distinct HCPCS
5
Medicare allowed
$42,245
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 147 | 62 | $131 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 126 | 58 | $89 | |
99239 |
Hospital discharge day management, more than 30 minutes | 39 | 38 | $131 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 26 | 25 | $196 | |
99238 |
Hospital discharge day management, 30 minutes or less | 17 | 16 | $93 |
In context: peer comparison
Among 48 peers in this city , average services per provider: 88. This provider delivers 4.0× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Yichen Wu's medical specialty?
Dr. Yichen Wu practices Hospitalist Physician in San Francisco, CA.
Where does Dr. Yichen Wu practice?
Dr. Yichen Wu practices at 521 Parnassus Ave, San Francisco, CA 94143. Office phone: 4155021413.
What is Dr. Yichen Wu's NPI?
Dr. Yichen Wu's National Provider Identifier (NPI) is 1871722611, issued by NPPES.
Does Dr. Yichen Wu accept Medicare assignment?
Yes. Dr. Yichen Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yichen Wu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.