Demus, Mark

Demus, Mark was paid $355K by Medicaid between Jan 2018 and Nov 2024, across 4 billing codes. Its largest line is 99285, emergency room visit (most serious) — 60% of everything it billed.

33Billing provider infoDEMUS, MARK
HOFFMAN ESTATES, IL 60169

33aNPI1477571479assigned 07/17/2006

33bProvider typeGeneral Acute Care Hospital

28Total paid$355K

24GClaims5,791

24DCodes billed4

24AFirst – last monthJan 2018 – Nov 2024

Compared with peers

Next to other General Acute Care Hospital providers in Illinois

Rank by total paid#75 of 129

Median peer was paid$547K

This provider vs. median0.6×

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	970	$39K
2019	1,050	$45K
2020	697	$41K
2021	905	$61K
2022	839	$54K
2023	811	$66K
2024incomplete	519	$47K

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	60%	2,834	2,556	$211K
99284	Emergency room visit (serious)Emergency department visit for the evaluation and management, high severity	33%	2,092	1,896	$117K
99283	Emergency room visit (moderate)Emergency department visit for the evaluation and management, moderate severity	7.3%	757	683	$26K
99053		0%	108	104	$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.