Physician

Michael J Vander Kooy, M.D.

According to 2025 Medicare claims, Michael Kooy, M.D. (NPI: 1760444541) practices radiation oncology in the Fond du Lac, WI market, with the plurality of this provider's patient population coming from Fond Du Lac, WI. This provider's primary affiliated billing organization is AGNESIAN HEALTHCARE INC (NPI: 1730162991; TIN: 390807236) and primary practice location at 54935-4560. Kooy is affiliated with the SSM WI ACO LLC (ACO ID: A5124), participating under the MSSP model.

Kooy's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 185 traditional Medicare patients, billed 986 HCPCS/CPT codes, and received $62,605 in Medicare payments. The top billing code was 77427 (Radiation treatment management, 5 treatment sessions). Part D data shows 147 prescription claims across 55 beneficiaries totaling $3,365 in drug costs, led by Tamsulosin Hcl (Tamsulosin Hcl). 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 changed little. Concurrently, Part D prescription costs have moved from a higher plateau to a lower plateau, from $8,105 to $3,365. 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	156	1,303	$72,159
2016	155	1,244	$76,226
2017	182	1,262	$82,137
2018	189	1,565	$96,796
2019	184	1,060	$68,469
2020	162	1,259	$78,587
2021	181	1,124	$69,952
2022	184	1,191	$84,958
2023	178	1,256	$84,220
2024	185	986	$62,605

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	38	104	$8,105
2016	35	93	$6,888
2017	50	119	$5,179
2018	42	106	$4,626
2019	55	119	$3,564
2020	52	135	$3,797
2021	39	94	$2,893
2022	46	104	$2,123
2023	47	127	$3,443
2024	55	147	$3,365

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	33	141	$139
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	72	94	$63
77334	Design and construction of complex radiation treatment device	29	97	$44
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	70	84	$36
77014	Ct guidance for insertion of radiation therapy fields	40	306	$33

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Tamsulosin Hcl	Tamsulosin Hcl	111	8,423	$2,146

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 Michael J. Vander Kooy, M.D.?

Tedicare shows public-source Medicare data for Michael J. Vander Kooy, M.D. (NPI 1760444541), 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 Michael J. Vander Kooy, M.D. have ACO affiliation data?

Michael J. Vander Kooy, M.D. is shown with ACO affiliation data for SSM WI ACO LLC (MSSP, ACO ID A5124).

What billing organization is linked to Michael J. Vander Kooy, M.D.?

Michael J. Vander Kooy, M.D. is linked to AGNESIAN HEALTHCARE INC (billing NPI 1730162991) in the available physician profile data.

Does Michael J. Vander Kooy, 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.