Physician

Aaron Tenharmsel, MD

Family practice Billings, MT Cogent Healthcare Of Montana P C

According to 2025 Medicare claims, Aaron Tenharmsel, MD (NPI: 1255623583) practices family practice 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 Cogent Healthcare Of Montana P C (NPI: 1053569525; TIN: ).

Tenharmsel's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 277 traditional Medicare patients, billed 657 HCPCS/CPT codes, and received $58,454 in Medicare payments. Part D data shows 253 prescription claims across 88 beneficiaries totaling $17,588 in drug costs, and DME data shows 116 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	127	252	$18,883
2015	448	1,023	$86,699
2016	404	1,003	$85,137
2017	436	1,094	$93,557
2018	392	1,060	$91,487
2019	427	1,004	$89,813
2020	354	933	$80,932
2021	282	701	$59,954
2022	366	915	$73,333
2023	277	657	$58,454

10-Year Trend of Part D records

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

Year	Patients	Claims	Drug Cost
2014	57	217	$12,453
2015	96	311	$14,116
2016	89	361	$12,887
2017	122	413	$17,212
2018	97	271	$17,268
2019	101	253	$12,381
2020	87	178	$7,220
2021	100	203	$14,244
2022	126	311	$16,405
2023	88	253	$17,588

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	15	40	$6,155
2016	14	45	$4,374
2017	15	72	$4,192
2018	14	94	$6,209
2019	12	36	$2,089
2020	Not reported for this year	17	$1,003
2021	11	46	$4,521
2022	16	37	$3,371
2023	20	116	$10,375

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	20	122	3,030	$11,409
Durable medical equipment	19	116	179	$10,375
Prosthetics, orthotics, and supplies	0	0	0	$0
DME drugs	0	0	0	$0

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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