Simpson, Kareen

Simpson, Kareen was paid $289K by Medicaid between Jan 2018 and Nov 2024, across 8 billing codes. Its largest line is 90960, End-stage renal disease related services monthly, for patients 20 years and older, with 4 or more face-to-face visits — 63% of everything it billed.

33Billing provider infoSIMPSON, KAREEN
CHICAGO, IL 60643

33aNPI1780663963assigned 01/16/2006

33bProvider typeNephrology Physician

28Total paid$289K

24GClaims7,288

24DCodes billed8

24AFirst – last monthJan 2018 – Nov 2024

Compared with peers

Next to other Nephrology Physician providers in Illinois

Rank by total paid#33 of 327

Median peer was paid$68K

This provider vs. median4.3×

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	709	$19K
2019	1,185	$35K
2020	1,366	$50K
2021	1,451	$54K
2022	1,166	$45K
2023	846	$46K
2024incomplete	565	$40K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
90960	End-stage renal disease related services monthly, for patients 20 years and older, with 4 or more face-to-face visits	63%	2,467	2,379	$182K
99232	Hospital visit by a doctor, follow-up daySubsequent hospital care, per day, moderate complexity	22%	3,436	1,360	$64K
99233	Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m	6.4%	556	291	$19K
90966		3.9%	268	244	$11K
99222	Initial hospital care, per day, moderate complexity	1.7%	172	163	$5K
99223	Prolong inpt eval add15 m	1.6%	94	90	$5K
90935	Hemodialysis procedure with single evaluation by a physician	<1%	245	135	$3K
99214	Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity	<1%	50	42	$1K

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.