Physician

Aaron C Chiang, MD

Hospitalist Los Angeles-Long Beach-Glendale, CA Not available

According to 2025 Medicare claims, Aaron C. Chiang, MD (NPI: 1184936379) practices hospitalist in the Los Angeles-Long Beach-Glendale, CA market, with the plurality of this provider's patient population coming from Los Angeles, CA.

Chiang's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 227 traditional Medicare patients, billed 4,135 HCPCS/CPT codes, and received $131,952 in Medicare payments. Part D data shows 2,152 prescription claims across 200 beneficiaries totaling $154,406 in drug costs, and 2019 DME data shows 39 claims. Open Payments data shows 3 records totaling $71.

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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	243	676	$65,435
2015	291	842	$80,278
2016	336	853	$82,440
2017	327	795	$65,676
2018	293	800	$63,149
2019	353	1,169	$76,145
2020	168	2,305	$73,632
2021	161	3,504	$109,011
2022	202	4,010	$129,276
2023	227	4,135	$131,952

10-Year Trend of Part D records

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

Year	Patients	Claims	Drug Cost
2014	75	192	$26,285
2015	69	171	$7,526
2016	94	212	$14,914
2017	73	184	$12,343
2018	92	196	$18,200
2019	77	210	$21,591
2020	72	642	$67,135
2021	104	1,096	$73,538
2022	177	1,765	$106,545
2023	200	2,152	$154,406

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	18	$1,772
2015	Not reported for this year	11	$1,407
2016	Not reported for this year	61	$3,019
2017	14	40	$1,966
2018	Not reported for this year	13	$535
2019	Not reported for this year	39	$1,352
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	Not reported for this year	Not reported for this year
2023	Not reported for this year	Not reported for this year	Not reported for this year

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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