Medicaid Provider SpendingClaims paid 2018–2024 · HHS public file
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Agency

Waukesha County

Waukesha County was paid $15.00M by Medicaid between Jan 2018 and Oct 2024, across 2 billing codes. Its largest line is H2017, psychosocial rehabilitation, billed per 15 minutes — 91% of everything it billed.

33Billing provider infoWAUKESHA COUNTY
WAUKESHA, WI 53188
33aNPI1073637252assigned 03/16/2007
28Total paid$15.00M
24GClaims209,795
24DCodes billed2
24AFirst – last monthJan 2018 – Oct 2024
Compared with peers

Next to other Community/Behavioral Health Agency providers in Wisconsin

Rank by total paid#22 of 179
Median peer was paid$988K
This provider vs. median15×

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.

Auditor's notes

Automated statistical signals. Not evidence of fraud — how these are computed.

Single-Code Concentration91% of spending on code H2017 with only 2 total codes billed. Highly concentrated billing profile.
Entity ProliferationAuthorized official DEROSIER, DAVID controls 11+ related entities in our dataset. Read more
Box 24A · Dates of service

Paid by month

$0$200K$400K$600K2018201920202021202220232024
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
YearClaimsPaid
201827,472$1.56M
201926,298$1.65M
202027,482$1.73M
202129,104$1.97M
202227,567$1.92M
202332,162$2.47M
2024incomplete39,710$3.69M
Box 24 · Service lines

What it billed for

CodeServiceShareClaimsBene. recordsPaid
H2017 Psychosocial rehabilitation, billed per 15 minutesPsychosocial rehabilitation services, per 15 minutes 91% 182,669 11,548 $13.66M
99199 Unlisted special service, procedure or report 8.9% 27,126 6,248 $1.34M

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.

From NPPES

Who's on the registration

Authorized officialDEROSIER, DAVID (CREDENTIALING SPECIALIST)
Same official

Other billing entities under DEROSIER, DAVID

Full network →
ProviderLocationPaid
Waukesha CountyWaukesha, WI$18.09M
Waukesha CountyWaukesha, WI$3.12M
Waukesha CountyWaukesha, WI$1.03M
Waukesha CountyWaukesha, WI$943K
Waukesha CountyWaukesha, WI$854K
Waukesha CountyWaukesha, WI$744K
Waukesha CountyWaukesha, WI$124K
Waukesha CountyWaukesha, WI$34K
Waukesha CountyWaukesha, WI$14K
Waukesha CountyWaukesha, WI$12K
Waukesha CountyWaukesha, WI$4K

Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.