Physician

John L Niles, MD

According to 2025 Medicare claims, John Niles, MD (NPI: 1316912033) practices nephrology in the Boston, MA market, with the plurality of this provider's patient population coming from Norfolk, MA. This provider's primary affiliated billing organization is JOHN L. NILES MD, PLLC (NPI: 1144656364; TIN: 471290719) and primary practice location at 02114-4724. Niles is affiliated with the Mass General Brigham ACO, LLC (ACO ID: A4641), participating under the MSSP model.

Niles' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 316 traditional Medicare patients, billed 33,397 HCPCS/CPT codes, and received $968,795 in Medicare payments. The top billing code was 96413 (Administration of chemotherapy into vein, 1 hour or less). Part D data shows 490 prescription claims across 94 beneficiaries totaling $1,214,146 in drug costs, led by Soliris (Eculizumab). 2018 DME data shows 12 claims. Open Payments data shows 17 records totaling $36,559. 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 fallen sharply in recent years, from $1,953,512 to $968,795. In contrast, Part D prescription costs have moved sharply higher in recent years, from $963,864 to $1,214,146. For DME billing, this smaller-volume category started with an early spike, then settled into a lower baseline, moving from $2,669 to $429.