Physician

Aaron G. Coates, MD

According to 2025 Medicare claims, Aaron Coates, MD (NPI: 1871603050) practices internal medicine in the Rockford, IL market, with the plurality of this provider's patient population coming from Winnebago, IL. This provider's primary affiliated billing organization is ROCKFORD HEALTH PHYSICIANS (NPI: 1043242886; TIN: 363907436) and primary practice location at 61114-8011. Coates is affiliated with the Mercy Health Corporation (ACO ID: A2097), participating under the MSSP model.

Coates' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 356 traditional Medicare patients, billed 965 HCPCS/CPT codes, and received $59,245 in Medicare payments. The top billing code was G0439 (Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit). Part D data shows 15,269 prescription claims across 954 beneficiaries totaling $1,167,117 in drug costs, led by Eliquis (Apixaban). DME data shows 138 claims. No Open Payments records. 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 declined steadily, from $128,927 to $59,245. In contrast, Part D prescription costs have risen steadily, from $572,359 to $1,167,117. For DME billing, this smaller-volume category moved up and down with repeated peaks and valleys, starting at $13,989 and ending at $12,769.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	452	4,074	$128,927
2016	520	3,175	$133,716
2017	522	3,753	$138,532
2018	506	1,897	$117,333
2019	484	1,706	$93,136
2020	485	1,235	$74,572
2021	461	1,167	$86,354
2022	443	1,139	$86,197
2023	401	1,008	$67,908
2024	356	965	$59,245

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	631	10,874	$572,359
2016	792	11,549	$556,009
2017	771	13,180	$643,175
2018	798	12,849	$721,209
2019	811	12,517	$735,781
2020	931	12,792	$784,130
2021	935	13,247	$831,678
2022	995	13,822	$973,405
2023	987	15,051	$1,358,700
2024	954	15,269	$1,167,117

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	178	455	$8,972
2016	131	424	$10,495
2017	104	374	$10,869
2018	117	428	$7,215
2019	77	314	$4,817
2020	76	312	$6,604
2021	75	252	$5,153
2022	57	220	$7,986
2023	50	146	$2,456
2024	49	138	$2,786

* / # = 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
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	224	224	$127
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	217	318	$60
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	108	136	$43
99212	Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	24	24	$22
G2211	Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	121	130	$13

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	213	9,045	$175,673
Jardiance	Empagliflozin	169	8,036	$154,865
Xarelto	Rivaroxaban	93	5,170	$95,187
Januvia	Sitagliptin Phosphate	89	3,609	$68,245
Xifaxan	Rifaximin	14	373	$40,446

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
A4253	Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips	N	32	90	$1,423
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	11	$1,325
A4259	Lancets, per box of 100	N	17	37	$38

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Aaron G. Coates, MD?

Tedicare shows public-source Medicare data for Aaron G. Coates, MD (NPI 1871603050), 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 G. Coates, MD have ACO affiliation data?

Aaron G. Coates, MD is shown with ACO affiliation data for Mercy Health Corporation (MSSP, ACO ID A2097).

What billing organization is linked to Aaron G. Coates, MD?

Aaron G. Coates, MD is linked to ROCKFORD HEALTH PHYSICIANS (billing NPI 1043242886) in the available physician profile data.

Does Aaron G. Coates, MD have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests 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.