Physician

Aaron Maus, MD

Internal medicine Billings, MT Gabert Medical Services Inc

According to 2025 Medicare claims, Aaron Maus, MD (NPI: 1083282669) practices internal medicine in the Billings, MT market, with the plurality of this provider's patient population coming from Yellowstone, MT. This provider's primary affiliated billing organization is Gabert Medical Services Inc (NPI: 1053569525; TIN: ).

Maus' data goes back to 2012 and runs through 2026. Part D data shows 234 prescription claims across 45 beneficiaries totaling $14,334 in drug costs, and DME data shows 27 claims. Open Payments data shows 3 records totaling $64.

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10-Year Trend of Part B billing

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

No connected records

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	Not reported for this year	Not reported for this year	Not reported for this year
2019	Not reported for this year	Not reported for this year	Not reported for this year
2020	Not reported for this year	Not reported for this year	Not reported for this year
2021	Not reported for this year	11	$261
2022	26	80	$9,192
2023	45	234	$14,334

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	Not reported for this year	Not reported for this year	Not reported for this year
2020	Not reported for this year	Not reported for this year	Not reported for this year
2021	Not reported for this year	Not reported for this year	Not reported for this year
2022	Not reported for this year	15	$562
2023	Not reported for this year	27	$1,825

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	Not reported for this year	27	47	$1,825
Durable medical equipment	Not reported for this year	27	47	$1,825
Prosthetics, orthotics, and supplies	Not reported for this year	0	0	$0
DME drugs	Not reported for this year	0	0	$0

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

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

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