Physician

Thomas Allen Simpson, M.D.

According to 2025 Medicare claims, Thomas Simpson, M.D. (NPI: 1285672428) practices otolaryngology in the Iowa City, IA market, with the plurality of this provider's patient population coming from Johnson, IA. This provider's primary affiliated billing organization is ENT MEDICAL SERVICES PC (NPI: 1861448342; TIN: 42-0958173) and primary practice location at 52245-9565. Simpson is affiliated with the Genesis Accountable Care Organization, LLC. (ACO ID: A4799), participating under the MSSP model.

Simpson's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 935 traditional Medicare patients, billed 4,875 HCPCS/CPT codes, and received $211,121 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 2,101 prescription claims across 444 beneficiaries totaling $60,098 in drug costs, led by Famotidine (Famotidine). DME data shows 3,612 claims. Open Payments data shows 23 records totaling $434. 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 did not follow a clear longitudinal pattern. For DME billing, reported payments moved from a lower plateau to a higher plateau, from $89,253 to $152,577.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	714	3,280	$172,705
2016	768	3,719	$190,489
2017	761	3,877	$206,840
2018	766	4,284	$200,416
2019	801	4,409	$233,701
2020	727	3,569	$186,939
2021	842	4,379	$246,723
2022	869	4,726	$227,195
2023	895	4,696	$225,842
2024	935	4,875	$211,121

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	296	1,457	$36,843
2016	307	1,408	$28,818
2017	301	1,323	$26,612
2018	325	1,371	$23,557
2019	328	1,394	$23,453
2020	317	1,352	$24,736
2021	365	1,528	$30,752
2022	388	1,741	$31,131
2023	428	1,819	$33,998
2024	444	2,101	$60,098

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	967	1,759	$85,302
2016	1,047	2,100	$65,973
2017	1,190	2,384	$55,531
2018	1,237	2,491	$71,364
2019	1,356	2,756	$89,271
2020	1,372	2,959	$109,134
2021	1,284	2,705	$108,694
2022	1,538	3,243	$144,675
2023	1,570	3,640	$167,920
2024	1,672	3,612	$151,576

* / # = 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
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	604	852	$76
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	394	478	$56
69210	Removal of impacted ear wax	395	571	$27
92557	Comprehensive hearing and speech recognition test	254	282	$22
92567	Test to assess middle ear function	257	285	$10

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Famotidine	Famotidine	772	33,648	$5,280
Ipratropium Bromide	Ipratropium Bromide	190	4,955	$5,142
Fluticasone Propionate	Fluticasone Propionate	168	7,170	$2,027
Ciprofloxacin-Dexamethasone	Ciprofloxacin Hcl/Dexameth	12	133	$1,485
Pantoprazole Sodium	Pantoprazole Sodium	205	11,120	$1,465

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
A7032	Cushion for use on nasal mask interface, replacement only, each	N	89	230	$19,384
A7034	Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap	N	172	304	$19,149
E0601	Continuous positive airway pressure (cpap) device	Y	89	514	$18,484
A7031	Face mask interface, replacement for full face mask, each	N	89	251	$17,848
A7030	Full face mask used with positive airway pressure device, each	N	94	168	$17,185

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	23	$434	GENZYME CORPORATION
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 Thomas Allen Simpson, M.D.?

Tedicare shows public-source Medicare data for Thomas Allen Simpson, M.D. (NPI 1285672428), 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 Thomas Allen Simpson, M.D. have ACO affiliation data?

Thomas Allen Simpson, M.D. is shown with ACO affiliation data for Genesis Accountable Care Organization, LLC. (MSSP, ACO ID A4799).

What billing organization is linked to Thomas Allen Simpson, M.D.?

Thomas Allen Simpson, M.D. is linked to ENT MEDICAL SERVICES PC (billing NPI 1861448342) in the available physician profile data.

Does Thomas Allen Simpson, M.D. have Open Payments data?

Thomas Allen Simpson, M.D. has 23 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.