Physician
Ma, Chan
Ma, Chan was paid $119K by Medicaid between Jan 2018 and May 2024, across 7 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 51% of everything it billed.
33Billing provider infoMA, CHAN
NEW YORK, NY 10013
NEW YORK, NY 10013
33aNPI1487642120assigned 10/06/2005
33bProvider typeNephrology Physician
28Total paid$119K
24GClaims2,392
24DCodes billed7
24AFirst – last monthJan 2018 – May 2024
Compared with peers
Next to other Nephrology Physician providers in New York
Rank by total paid#98 of 559
Median peer was paid$18K
This provider vs. median6.8×
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 | 315 | $15K | |
| 2019 | 398 | $19K | |
| 2020 | 275 | $11K | |
| 2021 | 462 | $27K | |
| 2022 | 431 | $21K | |
| 2023 | 348 | $21K | |
| 2024incomplete | 163 | $5K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 51% | 1,184 | 981 | $61K |
| 99233 | Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m | 40% | 1,003 | 200 | $47K |
| 99223 | Prolong inpt eval add15 m | 5.5% | 100 | 100 | $7K |
| 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 | 1.7% | 15 | 15 | $2K |
| 90960 | End-stage renal disease related services monthly, for patients 20 years and older, with 4 or more face-to-face visits | 1.4% | 12 | 12 | $2K |
| 90935 | Hemodialysis procedure with single evaluation by a physician | 1.1% | 51 | 28 | $1K |
| 99000 | 0% | 27 | 27 | $0.00 |
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.