Physician
Tuan, Karen
Tuan, Karen was paid $563K by Medicaid between Jan 2018 and Jun 2024, across 13 billing codes. Its largest line is 76830, Ultrasound, transvaginal — 31% of everything it billed.
33Billing provider infoTUAN, KAREN
SAN FRANCISCO, CA 94108
SAN FRANCISCO, CA 94108
33aNPI1669441358assigned 03/15/2006
33bProvider typeObstetrics & Gynecology Physician
28Total paid$563K
24GClaims10,226
24DCodes billed13
24AFirst – last monthJan 2018 – Jun 2024
Compared with peers
Next to other Obstetrics & Gynecology Physician providers in California
Rank by total paid#176 of 791
Median peer was paid$67K
This provider vs. median8.4×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 611 | $28K | |
| 2019 | 2,538 | $55K | |
| 2020 | 2,240 | $49K | |
| 2021 | 1,123 | $53K | |
| 2022 | 404 | $17K | |
| 2023 | 1,987 | $194K | |
| 2024incomplete | 1,323 | $167K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 76830 | Ultrasound, transvaginal | 31% | 1,540 | 1,453 | $172K |
| 99214 | Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity | 27% | 2,004 | 1,816 | $151K |
| 99396 | Periodic comprehensive preventive medicine reevaluation, established patient, 40-64 years | 14% | 705 | 659 | $77K |
| 99215 | Doctor's office visit, returning patient (complex)Prolong outpt/office vis | 12% | 892 | 804 | $70K |
| 99386 | 5.7% | 216 | 173 | $32K | |
| 99204 | Doctor's office visit, new patient (more involved)Office or other outpatient visit for the evaluation and management of a new patient, moderate complexity | 4.5% | 183 | 158 | $25K |
| 99205 | Prolong outpt/office vis | 2.1% | 123 | 123 | $12K |
| 82270 | 1.1% | 1,366 | 1,263 | $6K | |
| Q0091 | Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 1.0% | 906 | 858 | $6K |
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | <1% | 952 | 901 | $5K |
| 81002 | <1% | 1,249 | 1,127 | $4K | |
| 88175 | Cytopathology, cervical or vaginal, any reporting system; collected in preservative fluid, automated thin layer | <1% | 77 | 50 | $1K |
1 more codes
| 99242 | <1% | 13 | $920.40 |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.