Physician
Robert Siew MD a Medical Corporation
Robert Siew MD a Medical Corporation was paid $54K by Medicaid between Jan 2022 and Sep 2023, across 3 billing codes. Its largest line is 99223, Prolong inpt eval add15 m — 94% of everything it billed.
33Billing provider infoROBERT SIEW MD A MEDICAL CORPORATION
PASADENA, CA 91105
PASADENA, CA 91105
33aNPI1265017404assigned 03/09/2021
33bProvider typeInternal Medicine Physician
28Total paid$54K
24GClaims1,081
24DCodes billed3
24AFirst – last monthJan 2022 – Sep 2023
Compared with peers
Next to other Internal Medicine Physician providers in California
Rank by total paid#840 of 2,679
Median peer was paid$13K
This provider vs. median4.3×
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 | 610 | $22K | |
| 2023 | 471 | $32K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99223 | Prolong inpt eval add15 m | 94% | 343 | 329 | $51K |
| 99232 | Hospital visit by a doctor, follow-up daySubsequent hospital care, per day, moderate complexity | 5.6% | 422 | 217 | $3K |
| 99238 | Hospital discharge day management, 30 minutes or less | <1% | 316 | 301 | $496.12 |
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 officialSIEW, ROBERT (PRESIDENT)