Physician

Aaron A. Koerten

Physician assistant Madison, WI Dean Health Systems Inc

According to 2025 Medicare claims, Aaron A. Koerten (NPI: 1275040784) practices physician assistant in the Madison, WI market, with the plurality of this provider's patient population coming from Dane, WI. This provider's primary affiliated billing organization is Dean Health Systems Inc (NPI: 1053358846; TIN: ).

Koerten's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 439 traditional Medicare patients, billed 1,550 HCPCS/CPT codes, and received $76,666 in Medicare payments. Part D data shows 4,755 prescription claims across 781 beneficiaries totaling $395,821 in drug costs, and DME data shows 88 claims. No Open Payments records.

Download physician data Market Trend charts Top 5 tables

Download physician data with all billing codes (2014-2023) - $9 per 100 physicians.

10-Year Trend of Part B billing

Medicare payment trend, with patients and services in the table.

Year	Patients	Services	Medicare Payment
2014	Not reported for this year	Not reported for this year	Not reported for this year
2015	Not reported for this year	Not reported for this year	Not reported for this year
2016	Not reported for this year	Not reported for this year	Not reported for this year
2017	Not reported for this year	Not reported for this year	Not reported for this year
2018	105	150	$8,650
2019	316	649	$38,662
2020	287	588	$31,521
2021	558	2,262	$61,587
2022	485	1,487	$62,977
2023	439	1,550	$76,666

10-Year Trend of Part D records

Prescription claims trend, with patients and drug cost in the table.

Year	Patients	Claims	Drug Cost
2014	Not reported for this year	Not reported for this year	Not reported for this year
2015	Not reported for this year	Not reported for this year	Not reported for this year
2016	Not reported for this year	Not reported for this year	Not reported for this year
2017	Not reported for this year	Not reported for this year	Not reported for this year
2018	122	308	$12,085
2019	630	2,977	$179,016
2020	575	4,657	$309,403
2021	734	2,561	$178,155
2022	873	3,885	$292,632
2023	781	4,755	$395,821

10-Year Trend of DME records

DME claim records trend, with patients and payment in the table.

Year	Patients	Claims	Medicare Payment
2014	Not reported for this year	Not reported for this year	Not reported for this year
2015	Not reported for this year	Not reported for this year	Not reported for this year
2016	Not reported for this year	Not reported for this year	Not reported for this year
2017	Not reported for this year	Not reported for this year	Not reported for this year
2018	Not reported for this year	Not reported for this year	Not reported for this year
2019	11	28	$1,064
2020	21	114	$3,352
2021	36	66	$1,602
2022	53	139	$8,329
2023	42	88	$3,934

Top 5 Part B billing codes in 2023

By N of patients.

No connected Part B code-level records for 2023.

Top 5 Part D drugs in 2023

By N of patients.

No connected Part D drug-level records for 2023.

Top 5 DME in 2023

By N of patients.

DME	Patients	Claims	Services	Medicare Payment
All DME supplier activity	42	97	2,847	$4,985
Durable medical equipment	37	88	198	$3,934

DME category summary is shown when item-level DME rows are not connected.

Physician Data Export

Download physician data with all billing codes (2014-2023)

Part B billing, Part D prescribing, DME records, yearly summaries, source JSON, and source notes.

$9 per 100 physicians

Download physician data