Physician
Charles Gregory Maddux, M.D.
According to 2025 Medicare claims, Charles Maddux, M.D. (NPI: 1346603974) practices ophthalmology in the Mount Vernon-Anacortes, WA market, with the plurality of this provider's patient population coming from Skagit, WA. This provider's primary affiliated billing organization is NORTH CASCADE EYE ASSOCIATES PS (NPI: 1093750481; TIN: 331011052) and primary practice location at 98274-8752.
Maddux's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 914 traditional Medicare patients, billed 2,758 HCPCS/CPT codes, and received $254,578 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 1,479 prescription claims across 444 beneficiaries totaling $201,300 in drug costs, led by Restasis (Cyclosporine). DME data shows 43 claims. Open Payments data shows 8 records totaling $201. 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have risen steadily, from $2,017 to $201,300. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.