Physician

A Collins Villamor, MD

Internal medicine Phoenix-Mesa-Chandler, AZ Not available

According to 2025 Medicare claims, A. Collins Villamor, MD (NPI: 1417121849) practices internal medicine in the Phoenix-Mesa-Chandler, AZ market, with the plurality of this provider's patient population coming from Maricopa, AZ.

Villamor's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 84 traditional Medicare patients, billed 620 HCPCS/CPT codes, and received $66,358 in Medicare payments. Part D data shows 3,373 prescription claims across 136 beneficiaries totaling $167,840 in drug costs, and DME data shows 12 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	20	34	$2,107
2015	275	507	$38,064
2016	201	443	$26,603
2017	12	12	$1,139
2018	77	315	$36,149
2019	145	976	$103,978
2020	131	870	$90,092
2021	133	845	$88,414
2022	116	697	$71,222
2023	84	620	$66,358

10-Year Trend of Part D records

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

Year	Patients	Claims	Drug Cost
2014	132	797	$59,684
2015	582	2,870	$132,845
2016	351	1,464	$72,899
2017	182	920	$40,332
2018	92	733	$32,123
2019	142	2,220	$98,920
2020	175	3,403	$160,188
2021	191	4,549	$257,351
2022	190	4,139	$208,444
2023	136	3,373	$167,840

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	16	$377
2015	Not reported for this year	14	$386
2016	Not reported for this year	24	$2,970
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	23	$639
2022	Not reported for this year	Not reported for this year	Not reported for this year
2023	Not reported for this year	12	$3,218

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	13	296	$3,248
Durable medical equipment	Not reported for this year	12	26	$3,218

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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