Physician

Aaron G Baker, MD

Emergency medicine San Luis Obispo-Paso Robles, CA Kristopher Lyon, MD And Rachel May, Md, A Medical Corporation

According to 2025 Medicare claims, Aaron G. Baker, MD (NPI: 1215968060) practices emergency medicine in the San Luis Obispo-Paso Robles, CA market, with the plurality of this provider's patient population coming from San Luis Obispo, CA. This provider's primary affiliated billing organization is Kristopher Lyon, MD And Rachel May, Md, A Medical Corporation (NPI: 1295718849; TIN: ).

Baker's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 197 traditional Medicare patients, billed 442 HCPCS/CPT codes, and received $24,817 in Medicare payments. Part D data shows 154 prescription claims across 116 beneficiaries totaling $2,589 in drug costs. No Open Payments records.

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Download physician data with all billing codes (2014-2023) - $9 per 100 physicians.

10-Year Trend of Part B billing

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

Year	Patients	Services	Medicare Payment
2014	101	156	$9,143
2015	187	295	$17,260
2016	160	277	$14,186
2017	185	335	$17,501
2018	155	318	$14,749
2019	174	315	$17,062
2020	115	193	$12,814
2021	105	191	$14,069
2022	98	210	$14,891
2023	197	442	$24,817

10-Year Trend of Part D records

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

Year	Patients	Claims	Drug Cost
2014	40	48	$759
2015	65	88	$1,610
2016	55	69	$1,365
2017	59	84	$1,516
2018	59	76	$1,304
2019	59	81	$2,869
2020	36	47	$964
2021	29	41	$562
2022	54	70	$1,202
2023	116	154	$2,589

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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