Physician

Nicole Anna Kieffer, D.O.

According to 2025 Medicare claims, Nicole Kieffer, D.O. (NPI: 1689854853) practices rheumatology in the Appleton, WI market, with the plurality of this provider's patient population coming from Outagamie, WI. This provider's primary affiliated billing organization is ORTHOPEDIC & SPORTS MEDICINE SPECIALISTS OF GREEN BAY, SC (NPI: 1760670145; TIN: 261132759) and primary practice location at 54956-1405.

Kieffer's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 37 traditional Medicare patients, billed 594 HCPCS/CPT codes, and received $13,434 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 647 prescription claims across 169 beneficiaries totaling $485,057 in drug costs, led by Humira(Cf) Pen (Adalimumab). Open Payments data shows 53 records totaling $878. 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 $9,122 to $13,434. Similarly, Part D prescription costs have moved sharply higher in recent years, from $137,407 to $485,057. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.