Physician

David Thomas Vonk, MD

According to 2025 Medicare claims, David Vonk, MD (NPI: 1194988204) practices radiation oncology in the Tucson, AZ market, with the plurality of this provider's patient population coming from Pima, AZ. This provider's primary affiliated billing organization is ARIZONA ONCOLOGY ASSOCIATES PC (NPI: 1578587671; TIN: 860938204) and primary practice location at 85622-1915.

Vonk's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 346 traditional Medicare patients, billed 35,756 HCPCS/CPT codes, and received $1,080,341 in Medicare payments. The top billing code was G6015 (Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session). Part D data shows 110 prescription claims across 49 beneficiaries totaling $897 in drug costs, led by Lidocaine Hcl Viscous (Lidocaine Hcl). Open Payments data shows 82 records totaling $1,844. 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 $807,387 to $1,080,341. In contrast, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $1,430 to $897. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.