Physician

Aaron Pfeifer, MD

Emergency medicine None Hays Medical Center Inc

According to 2025 Medicare claims, Aaron Pfeifer, MD (NPI: 1275912651) practices emergency medicine, with the plurality of this provider's patient population coming from Ellis, KS. This provider's primary affiliated billing organization is Hays Medical Center Inc (NPI: 1871567479; TIN: ).

Pfeifer's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 725 traditional Medicare patients, billed 956 HCPCS/CPT codes, and received $84,924 in Medicare payments. Part D data shows 276 prescription claims across 198 beneficiaries totaling $2,771 in drug costs. 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	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	286	344	$36,649
2019	663	890	$92,936
2020	587	754	$78,615
2021	591	759	$84,218
2022	613	791	$83,486
2023	725	956	$84,924

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	13	18	$159
2016	75	120	$4,252
2017	62	99	$2,214
2018	83	124	$3,115
2019	133	184	$1,984
2020	107	138	$2,313
2021	132	177	$2,396
2022	168	235	$6,541
2023	198	276	$2,771

10-Year Trend of DME records

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

No connected records

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.

No connected DME records for 2023.

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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