Kerwin, Christopher

Kerwin, Christopher was paid $352K by Medicaid between Jan 2018 and Dec 2024, across 4 billing codes. Its largest line is 99284, emergency room visit (serious) — 41% of everything it billed.

33Billing provider infoKERWIN, CHRISTOPHER
OAK LAWN, IL 60453

33aNPI1942470760assigned 03/07/2008

33bProvider typeEmergency Medicine Physician

28Total paid$352K

24GClaims6,441

24DCodes billed4

24AFirst – last monthJan 2018 – Dec 2024

Compared with peers

Next to other Emergency Medicine Physician providers in Illinois

Rank by total paid#332 of 1,980

Median peer was paid$150K

This provider vs. median2.3×

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	596	$25K
2019	751	$35K
2020	985	$54K
2021	1,092	$69K
2022	1,034	$58K
2023	978	$49K
2024incomplete	1,005	$62K

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	41%	2,406	2,183	$143K
99285	Emergency room visit (most serious)Emergency department visit for the evaluation and management, high severity with immediate threat to life	35%	1,672	1,501	$123K
99283	Emergency room visit (moderate)Emergency department visit for the evaluation and management, moderate severity	23%	2,167	1,996	$80K
99282	Emergency department visit for the evaluation and management, low to moderate severity	1.5%	196	185	$5K

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.