David W. Tam
David W. Tam was paid $3K by Medicaid between Mar 2018 and Jan 2020, across 5 billing codes. Its largest line is 92340, Fitting of spectacles, except for aphakia; monofocal — 26% of everything it billed.
33Billing provider infoDAVID W. TAM
SAN PABLO, CA 94806
SAN PABLO, CA 94806
33aNPI1194902700assigned 01/25/2008
33bProvider typeOptometrist
28Total paid$3K
24GClaims178
24DCodes billed5
24AFirst – last monthMar 2018 – Jan 2020
Compared with peers
Next to other Optometrist providers in California
Rank by total paid#1,386 of 1,899
Median peer was paid$23K
This provider vs. median0.1×
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 | 85 | $1K | |
| 2019 | 54 | $1K | |
| 2020 | 39 | $583.17 |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 92340 | Fitting of spectacles, except for aphakia; monofocal | 26% | 41 | 41 | $794.99 |
| V2020 | Frames, purchases | 24% | 38 | 38 | $728.84 |
| 92004 | Ophthalmological services: medical examination and evaluation, comprehensive, new patient | 19% | 16 | 16 | $568.00 |
| 92015 | Determination of refractive state | 17% | 71 | 71 | $511.91 |
| 92014 | Ophthalmological services: medical examination and evaluation, comprehensive, established patient | 14% | 12 | 12 | $426.00 |
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.
From NPPES
Who's on the registration
Authorized officialTAM, DAVID (OWNER)