Physician

Charles F Knapp, MD

According to 2025 Medicare claims, Charles Knapp, MD (NPI: 1023246527) practices dermatology in the Wildwood-The Villages, FL market, with the plurality of this provider's patient population coming from Sumter, FL. This provider's primary affiliated billing organization is DERMATOLOGY INSTITUTE AND SKIN CANCER CENTER LLC (NPI: 1891319422; TIN: 85-0782409) and primary practice location at 32163-2005. Knapp is affiliated with the Caravan Collaborative Pathways (ACO ID: A4604), participating under the MSSP model.

Knapp's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,554 traditional Medicare patients, billed 10,297 HCPCS/CPT codes, and received $826,931 in Medicare payments. The top billing code was 17110 (Destruction of skin growth, 1-14 growths). Part D data shows 851 prescription claims across 414 beneficiaries totaling $678,814 in drug costs, led by Otezla (Apremilast). Open Payments data shows 52 records totaling $1,536. 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 moved from a lower plateau to a higher plateau, from $267,205 to $826,931. Similarly, Part D prescription costs have risen steadily, from $38,895 to $678,814. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.