Physician

Sandra Nash Hannegan, MD

According to 2025 Medicare claims, Sandra Hannegan, MD (NPI: 1710076294) practices dermatology in the Charleston-North Charleston, SC market, with the plurality of this provider's patient population coming from Charleston, SC. This provider's primary affiliated billing organization is LOWCOUNTRY DERMATOLOGY ASSOCIATES (NPI: 1861518441; TIN: 570547935) and primary practice location at 29407-7779.

Hannegan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,527 traditional Medicare patients, billed 15,407 HCPCS/CPT codes, and received $838,083 in Medicare payments. The top billing code was 17110 (Destruction of skin growth, 1-14 growths). Part D data shows 1,805 prescription claims across 631 beneficiaries totaling $1,089,569 in drug costs, led by Skyrizi Pen (Risankizumab-Rzaa). Open Payments data shows 47 records totaling $1,098. 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 sharply higher in recent years, from $311,640 to $838,083. Similarly, Part D prescription costs have moved sharply higher in recent years, from $289,971 to $1,089,569. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.