Physician

Aaron Joshua Feinstein, M.D., M.H.S.

According to 2025 Medicare claims, Aaron Feinstein, M.D., M.H.S. (NPI: 1043579303) practices otolaryngology in the Los Angeles-Long Beach-Glendale, CA market, with the plurality of this provider's patient population coming from Los Angeles, CA. This provider's primary affiliated billing organization is ENT GROUP OF LOS ANGELES (NPI: 1518359850; TIN: 611751378) and primary practice location at 91356-6126.

Feinstein's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 697 traditional Medicare patients, billed 3,009 HCPCS/CPT codes, and received $401,151 in Medicare payments. The top billing code was 31231 (Diagnostic exam of nasal passages using an endoscope). Part D data shows 1,089 prescription claims across 367 beneficiaries totaling $26,424 in drug costs, led by Azelastine Hcl (Azelastine Hcl). 2023 DME data shows 39 claims. Open Payments data shows 6 records totaling $261. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has moved sharply higher in recent years, from $5,552 to $401,151. Similarly, Part D prescription costs have risen steadily, from $1,139 to $26,424. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	16	32	$5,552
2018	218	407	$37,967
2019	525	2,000	$164,504
2020	472	2,323	$154,156
2021	521	1,998	$237,803
2022	705	2,773	$325,045
2023	787	3,226	$394,959
2024	697	3,009	$401,151

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	N/R	N/R	N/R
2016	52	72	$1,139
2017	45	71	$1,938
2018	100	188	$8,988
2019	250	657	$18,610
2020	242	775	$23,843
2021	286	786	$21,097
2022	337	920	$28,179
2023	380	1,156	$45,302
2024	367	1,089	$26,424

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	23	$624
2022	N/R	17	$689
2023	N/R	39	$1,462
2024	N/R	N/R	N/R

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
31231	Diagnostic exam of nasal passages using an endoscope	159	219	$175
31579	Exam to assess movement of vocal cord flaps using an endoscope	192	295	$173
99203	New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	245	245	$91
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	442	772	$77
92557	Comprehensive hearing and speech recognition test	152	178	$32

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Azelastine Hcl	Azelastine Hcl	148	7,337	$5,119
Ipratropium Bromide	Ipratropium Bromide	118	5,378	$4,726
Fluticasone Propionate	Fluticasone Propionate	229	10,281	$2,457
Ciprofloxacin-Dexamethasone	Ciprofloxacin Hcl/Dexameth	16	182	$1,778
Mometasone Furoate	Mometasone Furoate	18	900	$1,631

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	6	$261	Inspire Medical Systems, Inc.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Aaron Joshua Feinstein, M.D., M.H.S.?

Tedicare shows public-source Medicare data for Aaron Joshua Feinstein, M.D., M.H.S. (NPI 1043579303), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Aaron Joshua Feinstein, M.D., M.H.S. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Aaron Joshua Feinstein, M.D., M.H.S.?

Aaron Joshua Feinstein, M.D., M.H.S. is linked to ENT GROUP OF LOS ANGELES (billing NPI 1518359850) in the available physician profile data.

Does Aaron Joshua Feinstein, M.D., M.H.S. have Open Payments data?

Aaron Joshua Feinstein, M.D., M.H.S. has 6 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.