Physician

Subramanian Gnanaguruparan, MD

According to 2025 Medicare claims, Subramanian Gnanaguruparan, MD (NPI: 1396058533) practices internal medicine in the Wilmington, DE-MD-NJ market, with the plurality of this provider's patient population coming from Salem, NJ. This provider's primary affiliated billing organization is CHRISTIANA CARE HEALTH INITIATIVES (NPI: 1124531280; TIN: 510103684) and primary practice location at 08098-1351. Gnanaguruparan is affiliated with the Northwell Health ACO (ACO ID: A3030) and eBrightHealth ACO (ACO ID: A3053), participating under the MSSP model.

Gnanaguruparan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 522 traditional Medicare patients, billed 1,875 HCPCS/CPT codes, and received $117,254 in Medicare payments. The top billing code was 93306 (Ultrasound of heart with color-depicted blood flow, rate, direction and valve function). Part D data shows 1,111 prescription claims across 252 beneficiaries totaling $192,884 in drug costs, led by Eliquis (Apixaban). 2017 DME data shows 22 claims. Open Payments data shows 13 records totaling $629. 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 $80,530 to $117,254. Similarly, Part D prescription costs have risen steadily, from $10,284 to $192,884. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.