Physician
Perez Grau, Maria
Perez Grau, Maria was paid $287K by Medicaid between Jan 2018 and Oct 2024, across 8 billing codes. Its largest line is Q0084, Chemotherapy administration by infusion technique only, per visit — 40% of everything it billed.
33Billing provider infoPEREZ GRAU, MARIA
SAN JUAN, PR 00909
SAN JUAN, PR 00909
33aNPI1821065855assigned 03/08/2006
33bProvider typeHematology & Oncology Physician
28Total paid$287K
24GClaims4,794
24DCodes billed8
24AFirst – last monthJan 2018 – Oct 2024
Compared with peers
Next to other Hematology & Oncology Physician providers in Puerto Rico
Rank by total paid#22 of 59
Median peer was paid$110K
This provider vs. median2.6×
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 | 1,387 | $59K | |
| 2019 | 345 | $8K | |
| 2020 | 883 | $48K | |
| 2021 | 643 | $40K | |
| 2022 | 574 | $43K | |
| 2023 | 647 | $58K | |
| 2024incomplete | 315 | $31K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| Q0084 | Chemotherapy administration by infusion technique only, per visit | 40% | 1,523 | 841 | $116K |
| 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 | 38% | 2,046 | 1,786 | $110K |
| 96413 | Chemotherapy administration, intravenous infusion; up to 1 hour, single or initial substance | 13% | 531 | 282 | $39K |
| 96415 | 3.2% | 166 | 77 | $9K | |
| 96367 | 2.1% | 321 | 168 | $6K | |
| 96417 | 1.6% | 58 | 38 | $5K | |
| 96366 | Intravenous infusion, for therapy, prophylaxis, or diagnosis; each additional hour | <1% | 123 | 68 | $2K |
| 99223 | Prolong inpt eval add15 m | <1% | 26 | 25 | $545.00 |
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.