Physician

Anthony C. Zalduendo, M.D.

According to 2025 Medicare claims, Anthony Zalduendo, M.D. (NPI: 1205844602) practices radiation oncology, with the plurality of this provider's patient population coming from La Salle, IL. This provider's primary affiliated billing organization is OTTAWA REGIONAL HOSPITAL & HEALTHCARE CENTER (NPI: 1306971080; TIN: 362604009) and primary practice location at 61350-1632. Zalduendo is affiliated with the OSF Healthcare System (ACO ID: A3289), participating under the MSSP model.

Zalduendo's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 80 traditional Medicare patients, billed 1,305 HCPCS/CPT codes, and received $93,494 in Medicare payments. The top billing code was 77427 (Radiation treatment management, 5 treatment sessions). Part D data shows 38 prescription claims across 20 beneficiaries totaling $627 in drug costs. 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 $210,338 to $93,494. In contrast, Part D prescription costs have risen steadily, from $455 to $627. 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	176	2,300	$210,338
2016	166	1,890	$173,689
2017	66	1,230	$76,992
2018	76	1,721	$108,981
2019	90	1,779	$116,228
2020	90	1,768	$121,469
2021	91	1,810	$125,736
2022	75	1,072	$77,125
2023	96	1,581	$107,554
2024	80	1,305	$93,494

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	19	31	$455
2016	22	35	$607
2017	16	17	$357
2018	12	22	$603
2019	19	33	$719
2020	23	45	$727
2021	26	85	$1,305
2022	14	43	$895
2023	24	48	$892
2024	20	38	$627

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	53	179	$146
77263	Complex radiation therapy planning	54	54	$129
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	53	53	$72
77334	Design and construction of complex radiation treatment device	54	111	$46
77300	Calculation of radiation therapy dose	53	142	$25

Top 5 Part D drugs in 2024

By total drug costs.

Part D summary data is connected for 2024, but public drug-level costs are not available, so a Top 5 by total drug costs cannot be shown.

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

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 Anthony C. Zalduendo, M.D.?

Tedicare shows public-source Medicare data for Anthony C. Zalduendo, M.D. (NPI 1205844602), 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 Anthony C. Zalduendo, M.D. have ACO affiliation data?

Anthony C. Zalduendo, M.D. is shown with ACO affiliation data for OSF Healthcare System (MSSP, ACO ID A3289).

What billing organization is linked to Anthony C. Zalduendo, M.D.?

Anthony C. Zalduendo, M.D. is linked to OTTAWA REGIONAL HOSPITAL & HEALTHCARE CENTER (billing NPI 1306971080) in the available physician profile data.

Does Anthony C. Zalduendo, M.D. 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.