Doctor profile · Federal record
Dr. Karen Chu, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · San Francisco, CA
- NPI 1053436899
- 27 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1 Daniel Burnham CT Ste 230C
San Francisco, CA 941090460
(415) 563-9000
fax (415) 563-1232 - Additional location
-
3838 California St Rm 412
San Francisco, CA 941181506
(415) 379-6800
fax (415) 379-6808
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- April 9, 2018
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #A84215
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053436899. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
81
Distinct HCPCS
4
Medicare allowed
$8,550
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 35 | 18 | $151 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 22 | 22 | $47 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 12 | 12 | $132 | |
Q0091 |
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 12 | 12 | $55 |
In context: peer comparison
Among 21 peers in this city , average services per provider: 60. This provider delivers 1.4× the peer median.Open Payments
Industry payments received
All-time total
$269
Transactions
11
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US Inc | 2 | $117.91 | |
| Biogen, Inc. | 2 | $50.11 | |
| MAYNE PHARMA COMMERCIAL LLC | 3 | $29.01 | |
| Ethicon US, LLC | 1 | $19.56 | |
| Minerva Surgical, Inc | 1 | $18.71 | |
| Organon Llc | 1 | $17.34 | |
| MILLICENT US INC | 1 | $16.58 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
35
Patients
23
Total drug cost
$3,304
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 23 | 11 | $3,266 |
| Triamcinolone Acetonide | Generic | 12 | 12 | $38 |
Frequently asked questions
What is Dr. Karen Chu's medical specialty?
Dr. Karen Chu practices Obstetrics & Gynecology Physician in San Francisco, CA.
Where does Dr. Karen Chu practice?
Dr. Karen Chu practices at 1 Daniel Burnham CT Ste 230C, San Francisco, CA 941090460. Office phone: 4155639000.
What is Dr. Karen Chu's NPI?
Dr. Karen Chu's National Provider Identifier (NPI) is 1053436899, issued by NPPES.
Does Dr. Karen Chu accept Medicare assignment?
Dr. Karen Chu does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Karen Chu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.