Behavioral
Mareski, Holly
Mareski, Holly was paid $457K by Medicaid between Feb 2020 and Jun 2024, across 1 billing code. Its largest line is 90837, psychotherapy session, about an hour — 100% of everything it billed.
33Billing provider infoMARESKI, HOLLY
LOMBARD, IL 60148
LOMBARD, IL 60148
33aNPI1699233825assigned 03/06/2019
33bProvider typeClinical Social Worker
28Total paid$457K
24GClaims4,473
24DCodes billed1
24AFirst – last monthFeb 2020 – Jun 2024
Compared with peers
Next to other Clinical Social Worker providers in Illinois
Rank by total paid#40 of 703
Median peer was paid$25K
This provider vs. median18×
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 | |
|---|---|---|---|
| 2020 | 664 | $60K | |
| 2021 | 1,325 | $136K | |
| 2022 | 1,257 | $132K | |
| 2023 | 925 | $98K | |
| 2024incomplete | 302 | $31K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 90837 | Psychotherapy session, about an hourPsychotherapy, 53 minutes with patient | 100% | 4,473 | 1,550 | $457K |
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.