Tosiou, Mary

Tosiou, Mary was paid $478K by Medicaid between Jan 2018 and Nov 2024, across 4 billing codes. Its largest line is 99285, emergency room visit (most serious) — 65% of everything it billed.

33Billing provider infoTOSIOU, MARY
BERWYN, IL 60402

33aNPI1801811294assigned 07/13/2006

33bProvider typeEmergency Medicine Physician

28Total paid$478K

24GClaims7,826

24DCodes billed4

24AFirst – last monthJan 2018 – Nov 2024

Compared with peers

Next to other Emergency Medicine Physician providers in Illinois

Rank by total paid#162 of 1,980

Median peer was paid$150K

This provider vs. median3.2×

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	1,403	$57K
2019	2,007	$85K
2020	1,482	$78K
2021	753	$67K
2022	721	$60K
2023	842	$72K
2024incomplete	618	$60K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99285	Emergency room visit (most serious)Emergency department visit for the evaluation and management, high severity with immediate threat to life	65%	3,851	3,463	$310K
99284	Emergency room visit (serious)Emergency department visit for the evaluation and management, high severity	21%	1,852	1,702	$103K
99283	Emergency room visit (moderate)Emergency department visit for the evaluation and management, moderate severity	14%	2,043	1,833	$66K
93010	Electrocardiogram, routine ECG with at least 12 leads; interpretation and report only	<1%	80	77	$257.38

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.