Physician

David A Clark, DO

According to 2025 Medicare claims, David Clark, DO (NPI: 1578760278) practices neurology in the Eugene-Springfield, OR market, with the plurality of this provider's patient population coming from Lane, OR. This provider's primary affiliated billing organization is NEUROLOGY ASSOCIATES EUGENE-SPRINGFIELD PC (NPI: 1831153139; TIN: 93-0610630) and primary practice location at 97477-1347. Clark is affiliated with the Caravan Collaborative Pathways (ACO ID: A4604), Aledade 99 Pacific Northwest MSSP Enhanced (ACO ID: A4999), Collaborative ACO 30, LLC (ACO ID: A5483), and PeaceHealth Direct Contracting LLC (ACO ID: D0152), participating under both the MSSP and REACH models.

Clark's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 357 traditional Medicare patients, billed 19,429 HCPCS/CPT codes, and received $172,828 in Medicare payments. The top billing code was 99205 (New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more). Part D data shows 3,707 prescription claims across 500 beneficiaries totaling $4,404,218 in drug costs, led by Vumerity (Diroximel Fumarate). DME data shows 12 claims. Open Payments data shows 228 records totaling $200,743. 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 risen steadily, from $83,640 to $172,828. Similarly, Part D prescription costs have risen steadily, from $1,140,024 to $4,404,218. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.