Physician
Bui, Uyen
Bui, Uyen was paid $100K by Medicaid between Jan 2018 and Jan 2023, across 27 billing codes. Its largest line is 99391, Periodic comprehensive preventive medicine reevaluation, established patient, infant (under 1 year) — 48% of everything it billed.
33Billing provider infoBUI, UYEN
SANTA ANA, CA 92704
SANTA ANA, CA 92704
33aNPI1912921164assigned 07/27/2006
33bProvider typePediatrics Physician
28Total paid$100K
24GClaims6,325
24DCodes billed27
24AFirst – last monthJan 2018 – Jan 2023
Compared with peers
Next to other Pediatrics Physician providers in California
Rank by total paid#483 of 1,490
Median peer was paid$15K
This provider vs. median6.7×
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 | 5,500 | $79K | |
| 2019 | 140 | $2K | |
| 2020 | 79 | $3K | |
| 2021 | 154 | $4K | |
| 2022 | 413 | $10K | |
| 2023 | 39 | $854.90 |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99391 | Periodic comprehensive preventive medicine reevaluation, established patient, infant (under 1 year) | 48% | 1,094 | 1,093 | $47K |
| 96156 | 11% | 227 | 217 | $11K | |
| 92551 | 9.4% | 786 | 782 | $9K | |
| 90658 | 4.7% | 514 | 512 | $5K | |
| G8510 | Screening for depression is documented as negative, a follow-up plan is not required | 4.0% | 79 | 79 | $4K |
| G9920 | Screening performed and negative | 3.5% | 146 | 136 | $3K |
| 85999 | 2.7% | 880 | 880 | $3K | |
| 99173 | 1.9% | 710 | 707 | $2K | |
| 90670 | 1.8% | 149 | 146 | $2K | |
| 81000 | 1.7% | 585 | 585 | $2K | |
| 36415 | Collection of venous blood by venipuncture | 1.5% | 82 | 82 | $2K |
| 96151 | 1.4% | 66 | 66 | $1K |
15 more codes
| 86580 | 1.3% | 168 | $1K | |
| 90698 | <1% | 94 | $927.37 | |
| 90680 | <1% | 84 | $880.34 | |
| 90744 | <1% | 83 | $767.85 | |
| 99214 | Doctor's office visit, returning patient (more involved) | <1% | 16 | $726.92 |
| 90716 | <1% | 72 | $648.00 | |
| 90707 | <1% | 71 | $639.00 | |
| 90734 | <1% | 62 | $558.00 | |
| 85018 | <1% | 202 | $426.60 | |
| 90686 | <1% | 45 | $387.00 | |
| 90672 | <1% | 24 | $344.74 | |
| 90715 | <1% | 35 | $315.00 | |
| 92552 | <1% | 13 | $258.36 | |
| 90633 | <1% | 25 | $225.00 | |
| 90696 | <1% | 13 | $117.00 |
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.