Physician
Nguyen, Derek
Nguyen, Derek was paid $109K by Medicaid between Oct 2022 and Nov 2024, across 14 billing codes. Its largest line is 99309, Subsequent nursing facility care, per day, low to moderate complexity — 44% of everything it billed.
33Billing provider infoNGUYEN, DEREK
RIVERSIDE, CA 92501
RIVERSIDE, CA 92501
33aNPI1528054095assigned 09/21/2005
33bProvider typeDermatology Physician
28Total paid$109K
24GClaims7,791
24DCodes billed14
24AFirst – last monthOct 2022 – Nov 2024
Compared with peers
Next to other Dermatology Physician providers in California
Rank by total paid#67 of 187
Median peer was paid$26K
This provider vs. median4.1×
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 | |
|---|---|---|---|
| 2022 | 286 | $4K | |
| 2023 | 3,717 | $47K | |
| 2024incomplete | 3,788 | $57K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99309 | Subsequent nursing facility care, per day, low to moderate complexity | 44% | 3,569 | 1,000 | $48K |
| 99310 | Prolong nursin fac eval 15m | 26% | 1,574 | 832 | $28K |
| 99308 | Subsequent nursing facility care, per day, straightforward | 12% | 1,044 | 328 | $13K |
| 99497 | 8.4% | 408 | 382 | $9K | |
| 99306 | Prolong nursin fac eval 15m | 6.2% | 182 | 178 | $7K |
| 99233 | Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m | 1.4% | 584 | 150 | $1K |
| 99350 | Prolong home eval add 15m | 1.1% | 35 | 34 | $1K |
| 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 | <1% | 149 | 141 | $872.29 |
| 99349 | <1% | 66 | 47 | $607.77 | |
| 99348 | <1% | 49 | 39 | $135.84 | |
| 93227 | <1% | 29 | 14 | $98.37 | |
| 99223 | Prolong inpt eval add15 m | <1% | 28 | 27 | $79.30 |
2 more codes
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.