Physician

Aaron A Dunn, MD

Family practice Madison, WI Dean Health Systems Inc

According to 2025 Medicare claims, Aaron A. Dunn, MD (NPI: 1275598328) practices family practice in the Madison, WI market, with the plurality of this provider's patient population coming from Iowa, WI. This provider's primary affiliated billing organization is Dean Health Systems Inc (NPI: 1053358846; TIN: ).

Dunn's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 399 traditional Medicare patients, billed 3,917 HCPCS/CPT codes, and received $169,632 in Medicare payments. Part D data shows 9,459 prescription claims across 488 beneficiaries totaling $1,072,460 in drug costs, and DME data shows 334 claims. No Open Payments records.

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10-Year Trend of Part B billing

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

Year	Patients	Services	Medicare Payment
2014	374	2,887	$97,254
2015	373	3,733	$114,555
2016	382	3,901	$116,441
2017	400	4,836	$115,956
2018	381	4,101	$123,276
2019	344	3,309	$124,793
2020	350	3,473	$102,304
2021	374	2,907	$140,957
2022	374	3,555	$154,943
2023	399	3,917	$169,632

10-Year Trend of Part D records

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

Year	Patients	Claims	Drug Cost
2014	329	6,499	$424,485
2015	366	6,436	$449,222
2016	356	6,929	$458,641
2017	365	7,282	$472,233
2018	368	7,569	$515,345
2019	366	7,984	$584,665
2020	421	8,631	$825,992
2021	442	8,985	$964,309
2022	470	8,861	$980,424
2023	488	9,459	$1,072,460

10-Year Trend of DME records

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

Year	Patients	Claims	Medicare Payment
2014	117	397	$30,912
2015	95	401	$34,412
2016	109	530	$33,811
2017	104	464	$15,818
2018	108	527	$18,563
2019	106	447	$19,558
2020	93	387	$18,946
2021	94	349	$30,777
2022	88	373	$30,463
2023	81	334	$31,210

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	81	367	12,977	$39,592
Durable medical equipment	76	334	4,244	$31,210
DME drugs	Not reported for this year	61	6,027	$900
Prosthetics, orthotics, and supplies	Not reported for this year	41	2,706	$7,482

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

Physician Data Export

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

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