Physician

Zachary D. Chonka, M.D.

According to 2025 Medicare claims, Zachary Chonka, M.D. (NPI: 1497805907) practices diagnostic radiology in the Evansville, IN market, with the plurality of this provider's patient population coming from Vanderburgh, IN. This provider's primary affiliated billing organization is EVANSVILLE RADIOLOGY PC (NPI: 1891782983; TIN: 351158015) and primary practice location at 74105-9998.

Chonka's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 2,985 traditional Medicare patients, billed 5,119 HCPCS/CPT codes, and received $146,865 in Medicare payments. The top billing code was 70496 (Ct scan of blood vessels of head with contrast). 2019 Part D data shows 13 prescription claims across 13 beneficiaries totaling $27 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 $215,966 to $146,865. Concurrently, this provider has fewer than 5 years of reported Part D prescription costs data, so a reliable trend cannot be assigned. 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	4,774	7,695	$215,966
2016	5,039	7,938	$216,285
2017	4,709	7,202	$211,001
2018	4,259	6,504	$201,298
2019	4,351	6,706	$219,534
2020	3,592	5,871	$182,668
2021	3,379	5,492	$171,051
2022	3,116	5,077	$139,601
2023	2,923	4,910	$141,005
2024	2,985	5,119	$146,865

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	12	12	$32
2017	16	16	$49
2018	14	14	$33
2019	13	13	$27
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	N/R	N/R	N/R
2024	N/R	N/R	N/R

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
70496	Ct scan of blood vessels of head with contrast	190	195	$59
72125	Ct scan of upper spine without contrast	195	199	$31
70450	Ct scan head or brain without contrast	562	648	$28
71046	X-ray of chest, 2 views	220	224	$7
71045	X-ray of chest, 1 view	753	951	$6

Top 5 Part D drugs in 2024

By total drug costs.

No connected Part D drug-level records for 2024.

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 Zachary D. Chonka, M.D.?

Tedicare shows public-source Medicare data for Zachary D. Chonka, M.D. (NPI 1497805907), 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 Zachary D. Chonka, M.D. have ACO affiliation data?

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

What billing organization is linked to Zachary D. Chonka, M.D.?

Zachary D. Chonka, M.D. is linked to EVANSVILLE RADIOLOGY PC (billing NPI 1891782983) in the available physician profile data.

Does Zachary D. Chonka, 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.