Physician

Aaron I. Benson, M.D.

According to 2025 Medicare claims, Aaron Benson, M.D. (NPI: 1164508453) practices gastroenterology in the Chicago-Naperville-Schaumburg, IL market, with the plurality of this provider's patient population coming from Cook, IL. This provider's primary affiliated billing organization is ENDEAVOR HEALTH MEDICAL GROUP (NPI: 1497701882; TIN: 363738206) and primary practice location at 60005-2349.

Benson's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 689 traditional Medicare patients, billed 1,111 HCPCS/CPT codes, and received $142,276 in Medicare payments. The top billing code was 45385 (Removal of polyps or growths of large bowel using an endoscope with mechanical snare). Part D data shows 1,321 prescription claims across 578 beneficiaries totaling $511,065 in drug costs, led by Mesalamine (Mesalamine). 2016 DME data shows 12 claims. Open Payments data shows 105 records totaling $2,184. 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 changed little. Concurrently, Part D prescription costs have risen steadily, from $335,631 to $511,065. 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	670	1,238	$151,042
2016	690	1,249	$146,093
2017	720	1,274	$134,890
2018	742	1,427	$152,457
2019	766	1,372	$148,172
2020	697	1,192	$124,649
2021	741	1,281	$147,986
2022	719	1,228	$138,983
2023	698	1,131	$135,923
2024	689	1,111	$142,276

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	349	844	$335,631
2016	393	939	$254,243
2017	372	824	$287,186
2018	412	968	$273,276
2019	462	1,061	$345,577
2020	413	975	$347,652
2021	379	939	$323,832
2022	444	1,014	$603,473
2023	475	1,136	$460,836
2024	578	1,321	$511,065

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	12	$837
2016	N/R	12	$779
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	N/R	N/R
2022	N/R	N/R	N/R
2023	N/R	N/R	N/R
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
45385	Removal of polyps or growths of large bowel using an endoscope with mechanical snare	170	170	$227
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	117	117	$133
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	195	247	$105
45380	Biopsy of large bowel using a flexible endoscope	148	148	$96
43239	Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	96	97	$81

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Mesalamine	Mesalamine	26	1,517	$29,804
Sod Sulf-Potass Sulf-Mag Sulf	Sodium, Potassium,mag Sulfates	297	452	$20,072
Zenpep	Lipase/Protease/Amylase	12	302	$16,707
Linzess	Linaclotide	14	720	$12,467
Motegrity	Prucalopride Succinate	12	600	$10,310

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.	105	$2,184	ABBVIE 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 I. Benson, M.D.?

Tedicare shows public-source Medicare data for Aaron I. Benson, M.D. (NPI 1164508453), 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 I. Benson, M.D. 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 I. Benson, M.D.?

Aaron I. Benson, M.D. is linked to ENDEAVOR HEALTH MEDICAL GROUP (billing NPI 1497701882) in the available physician profile data.

Does Aaron I. Benson, M.D. have Open Payments data?

Aaron I. Benson, M.D. has 105 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.