Zirk, Aaron

Zirk, Aaron was paid $460K by Medicaid between Jan 2018 and Dec 2024, across 4 billing codes. Its largest line is 99284, emergency room visit (serious) — 54% of everything it billed.

33Billing provider infoZIRK, AARON
NAPERVILLE, IL 60563

33aNPI1386917268assigned 02/22/2012

33bProvider typeEmergency Medicine Physician

28Total paid$460K

24GClaims8,949

24DCodes billed4

24AFirst – last monthJan 2018 – Dec 2024

Compared with peers

Next to other Emergency Medicine Physician providers in Illinois

Rank by total paid#184 of 1,980

Median peer was paid$150K

This provider vs. median3.1×

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	1,411	$50K
2019	1,810	$64K
2020	1,211	$54K
2021	1,036	$63K
2022	1,226	$82K
2023	1,208	$73K
2024incomplete	1,047	$74K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99284	Emergency room visit (serious)Emergency department visit for the evaluation and management, high severity	54%	4,530	4,230	$248K
99285	Emergency room visit (most serious)Emergency department visit for the evaluation and management, high severity with immediate threat to life	30%	1,973	1,858	$136K
99283	Emergency room visit (moderate)Emergency department visit for the evaluation and management, moderate severity	16%	2,343	2,117	$74K
99282	Emergency department visit for the evaluation and management, low to moderate severity	<1%	103	95	$2K

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.