Physician

Mark L Harrison, MD

According to 2025 Medicare claims, Mark Harrison, MD (NPI: 1417954124) practices radiation oncology in the Brownsville-Harlingen, TX market, with the plurality of this provider's patient population coming from Cameron, TX. This provider's primary affiliated billing organization is VALLEY CANCER ASSOCIATES PA (NPI: 1427233238; TIN: 061831543) and primary practice location at 78550-8912.

Harrison's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 127 traditional Medicare patients, billed 8,008 HCPCS/CPT codes, and received $454,993 in Medicare payments. The top billing code was 78815 (Nuclear medicine study from skull base to mid-thigh with ct scan). Part D data shows 107 prescription claims across 46 beneficiaries totaling $2,072 in drug costs, led by Mometasone Furoate (Mometasone Furoate). Open Payments data shows 34 records totaling $588. 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 higher plateau to a lower plateau, from $1,023,946 to $454,993. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $3,181 and ending at $2,072. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.