Karstens, Mary

Karstens, Mary was paid $22K by Medicaid between Jan 2019 and Nov 2019, across 5 billing codes. Its largest line is 90837, psychotherapy session, about an hour — 41% of everything it billed.

33Billing provider infoKARSTENS, MARY
ORLAND PARK, IL 60462

33aNPI1154508885assigned 01/24/2008

33bProvider typeProfessional Counselor

28Total paid$22K

24GClaims1,525

24DCodes billed5

24AFirst – last monthJan 2019 – Nov 2019

Compared with peers

Next to other Professional Counselor providers in Illinois

Rank by total paid#191 of 314

Median peer was paid$39K

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
2019	1,525	$22K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
90837	Psychotherapy session, about an hourPsychotherapy, 53 minutes with patient	41%	335	174	$9K
90834	Psychotherapy session, about 45 minutesPsychotherapy, 45 minutes with patient	35%	390	174	$8K
90832	Psychotherapy session, about 30 minutesPsychotherapy, 30 minutes with patient	11%	189	101	$2K
90791	Psychiatric diagnostic evaluationPsychiatric diagnostic evaluation	7.0%	73	71	$2K
90785		6.2%	538	234	$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.