Nguyen, Bach-Kim
Nguyen, Bach-Kim was paid $24K by Medicaid between Sep 2018 and Mar 2021, across 5 billing codes. Its largest line is 92004, Ophthalmological services: medical examination and evaluation, comprehensive, new patient — 40% of everything it billed.
33Billing provider infoNGUYEN, BACH-KIM
WALNUT CREEK, CA 94596
WALNUT CREEK, CA 94596
33aNPI1942235734assigned 07/11/2006
33bProvider typeOptometrist
28Total paid$24K
24GClaims1,161
24DCodes billed5
24AFirst – last monthSep 2018 – Mar 2021
Compared with peers
Next to other Optometrist providers in California
Rank by total paid#931 of 1,899
Median peer was paid$23K
This provider vs. median1.0×
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 | 94 | $1K | |
| 2019 | 230 | $4K | |
| 2020 | 627 | $14K | |
| 2021 | 210 | $5K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 92004 | Ophthalmological services: medical examination and evaluation, comprehensive, new patient | 40% | 197 | 197 | $10K |
| V2020 | Frames, purchases | 24% | 269 | 246 | $6K |
| 92340 | Fitting of spectacles, except for aphakia; monofocal | 17% | 188 | 185 | $4K |
| 92015 | Determination of refractive state | 17% | 490 | 490 | $4K |
| 92014 | Ophthalmological services: medical examination and evaluation, comprehensive, established patient | 2.8% | 17 | 17 | $653.31 |
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.