Physician

Nancy C Rainiero, MD

According to 2025 Medicare claims, Nancy Rainiero, MD (NPI: 1174564363) practices internal medicine in the Janesville-Beloit, WI market, with the plurality of this provider's patient population coming from Rock, WI. This provider's primary affiliated billing organization is DEAN HEALTH SYSTEMS, INC (NPI: 1053358846; TIN: 391128616) and primary practice location at 53546-2343. Rainiero is affiliated with the SSM WI ACO LLC (ACO ID: A5124), participating under the MSSP model.

Rainiero's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 364 traditional Medicare patients, billed 1,569 HCPCS/CPT codes, and received $103,615 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 13,387 prescription claims across 898 beneficiaries totaling $955,039 in drug costs, led by Eliquis (Apixaban). DME data shows 459 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have risen steadily, from $617,541 to $955,039. For DME billing, reported payments moved sharply higher in recent years, from $18,370 to $39,583.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	511	9,855	$110,168
2016	518	9,117	$89,254
2017	490	4,499	$108,216
2018	459	3,905	$105,984
2019	434	3,471	$97,942
2020	348	5,037	$78,456
2021	409	2,018	$91,422
2022	384	2,017	$109,389
2023	426	2,483	$146,532
2024	364	1,569	$103,615

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	871	11,209	$617,541
2016	899	11,005	$580,188
2017	924	13,062	$687,328
2018	943	13,174	$719,030
2019	919	13,635	$797,889
2020	840	13,503	$825,955
2021	917	14,231	$1,063,773
2022	995	14,809	$1,133,882
2023	957	14,888	$1,316,223
2024	898	13,387	$955,039

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	78	516	$22,709
2016	88	469	$14,921
2017	85	530	$14,579
2018	84	509	$12,161
2019	88	476	$11,921
2020	82	455	$17,118
2021	86	449	$13,196
2022	86	478	$18,146
2023	83	434	$20,073
2024	71	459	$42,848

* / # = 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	236	236	$122
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	236	329	$76
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	154	179	$50
G0008	Administration of influenza virus vaccine	44	44	$30
93000	Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report	42	42	$8

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	226	12,732	$241,824
Xarelto	Rivaroxaban	83	5,231	$96,708
Jardiance	Empagliflozin	55	3,105	$56,385
Trulicity	Dulaglutide	35	980	$34,520
Ozempic	Semaglutide	27	1,092	$32,078

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
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	14	59	$26,869
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	41	$2,838
A4414	Ostomy skin barrier, with flange (solid, flexible or accordion), without built-in convexity, 4 x 4 inches or smaller, each	N	N/R	28	$2,736
A4407	Ostomy skin barrier, with flange (solid, flexible, or accordion), extended wear, with built-in convexity, 4 x 4 inches or smaller, each	N	N/R	17	$2,717
A5063	Ostomy pouch, drainable; for use on barrier with flange (2 piece system), each	N	N/R	35	$1,909

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 Nancy C. Rainiero, MD?

Tedicare shows public-source Medicare data for Nancy C. Rainiero, MD (NPI 1174564363), 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 Nancy C. Rainiero, MD have ACO affiliation data?

Nancy C. Rainiero, MD is shown with ACO affiliation data for SSM WI ACO LLC (MSSP, ACO ID A5124).

What billing organization is linked to Nancy C. Rainiero, MD?

Nancy C. Rainiero, MD is linked to DEAN HEALTH SYSTEMS, INC (billing NPI 1053358846) in the available physician profile data.

Does Nancy C. Rainiero, 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.