Physician

Eric P. Xanthopoulos, MD

According to 2025 Medicare claims, Eric Xanthopoulos, MD (NPI: 1457693079) practices radiation oncology 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 BELOIT HEALTH SYSTEM INC (NPI: 1679616361; TIN: 391028081) and primary practice location at 53511-3935.

Xanthopoulos' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 181 traditional Medicare patients, billed 3,920 HCPCS/CPT codes, and received $228,885 in Medicare payments. The top billing code was 77427 (Radiation treatment management, 5 treatment sessions). Part D data shows 687 prescription claims across 173 beneficiaries totaling $17,072 in drug costs, led by Sucralfate (Sucralfate). Open Payments data shows 15 records totaling $267. 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 risen steadily, from $34,282 to $228,885. Similarly, Part D prescription costs have moved sharply higher in recent years, from $1,884 to $17,072. 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	N/R	N/R	N/R
2018	43	580	$34,282
2019	117	2,654	$163,864
2020	131	2,725	$180,957
2021	112	2,597	$166,442
2022	115	2,389	$156,134
2023	106	2,897	$189,865
2024	181	3,920	$228,885

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	11	17	$1,884
2017	N/R	N/R	N/R
2018	21	51	$861
2019	40	151	$5,273
2020	57	165	$16,739
2021	53	116	$9,639
2022	56	126	$2,779
2023	102	318	$15,323
2024	173	687	$17,072

DME Billing Trend

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

No connected DME records

* / # = 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
77427	Radiation treatment management, 5 treatment sessions	80	365	$143
77263	Complex radiation therapy planning	85	91	$124
77014	Ct guidance for insertion of radiation therapy fields	108	2,002	$33
77300	Calculation of radiation therapy dose	91	531	$24
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	79	144	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Sucralfate	Sucralfate	12	273	$1,883
Oxycodone Hcl	Oxycodone Hcl	40	518	$770
Lidocaine Hcl Viscous	Lidocaine Hcl	19	85	$716
Tamsulosin Hcl	Tamsulosin Hcl	51	2,700	$604
Oxybutynin Chloride Er	Oxybutynin Chloride	19	810	$345

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.	15	$267	Janssen Biotech, 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 Eric P. Xanthopoulos, MD?

Tedicare shows public-source Medicare data for Eric P. Xanthopoulos, MD (NPI 1457693079), 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 Eric P. Xanthopoulos, MD have ACO affiliation data?

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

What billing organization is linked to Eric P. Xanthopoulos, MD?

Eric P. Xanthopoulos, MD is linked to BELOIT HEALTH SYSTEM INC (billing NPI 1679616361) in the available physician profile data.

Does Eric P. Xanthopoulos, MD have Open Payments data?

Eric P. Xanthopoulos, MD has 15 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.