Grussling, Carleen

Grussling, Carleen was paid $200K by Medicaid between Jan 2018 and Sep 2024, across 2 billing codes. Its largest line is 90837, psychotherapy session, about an hour — 99% of everything it billed.

33Billing provider infoGRUSSLING, CARLEEN
HAMILTON, MT 59840

33aNPI1639431224assigned 06/11/2012

33bProvider typeClinical Social Worker

28Total paid$200K

24GClaims3,555

24DCodes billed2

24AFirst – last monthJan 2018 – Sep 2024

Compared with peers

Next to other Clinical Social Worker providers in Montana

Rank by total paid#56 of 347

Median peer was paid$54K

This provider vs. median3.7×

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	1,087	$79K
2019	684	$38K
2020	505	$25K
2021	568	$21K
2022	412	$22K
2023	243	$12K
2024incomplete	56	$3K

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	99%	3,542	1,763	$199K
90791	Psychiatric diagnostic evaluationPsychiatric diagnostic evaluation	<1%	13	13	$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.