Physician

April Anne Castillo, M.D.

According to 2025 Medicare claims, April Castillo, M.D. (NPI: 1619314259) practices preventive medicine in the Nassau County-Suffolk County, NY market, with the plurality of this provider's patient population coming from Suffolk, NY. This provider's primary affiliated billing organization is CITY MEDICAL OF UPPER EAST SIDE, PLLC (NPI: 1730491945; TIN: 272872791) and primary practice location at 11784-2511. Castillo is affiliated with the Stony Brook ACO, LLC. (ACO ID: A4830), participating under the MSSP model.

Castillo's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 68 traditional Medicare patients, billed 127 HCPCS/CPT codes, and received $8,451 in Medicare payments. The top billing code was 99213 (Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more). Part D data shows 111 prescription claims across 72 beneficiaries totaling $978 in drug costs, led by Fluticasone Propionate (Fluticasone Propionate). 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, Part D prescription costs have fallen sharply in recent years, from $2,414 to $978. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.