Physician

Nathaniel M Phelan, MD

According to 2025 Medicare claims, Nathaniel Phelan, MD (NPI: 1225327422) practices dermatology in the Joplin, MO-KS market, with the plurality of this provider's patient population coming from Jasper, MO. This provider's primary affiliated billing organization is PHELAN DERMATOLOGY & AESTHETICS (NPI: 1942881677; TIN: 862908914) and primary practice location at 64804-9998.

Phelan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 873 traditional Medicare patients, billed 11,237 HCPCS/CPT codes, and received $1,356,591 in Medicare payments. The top billing code was 99204 (New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more). Part D data shows 1,342 prescription claims across 432 beneficiaries totaling $429,677 in drug costs, led by Dupixent Pen (Dupilumab). Open Payments data shows 169 records totaling $3,130. 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 $19,735 to $1,356,591. Similarly, Part D prescription costs have risen steadily, from $8,522 to $429,677. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.