Physician
Jonathan D. Claassen, D.O.
According to 2025 Medicare claims, Jonathan Claassen, D.O. (NPI: 1679709398) practices preventive medicine in the St. Louis, MO-IL market, with the plurality of this provider's patient population coming from Madison, IL. This provider's primary affiliated billing organization is AMERICAN CURRENT CARE PA (NPI: 1811178213; TIN: 205805198) and primary practice location at 80916-2406.
Claassen's data goes back to 2015 and runs through 2024. Part D data shows 11 prescription claims totaling $85 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 has fewer than 5 years of reported Medicare Part B carrier billing data, so a reliable trend cannot be assigned. 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.