Physician

David J Piazza, MD

According to 2025 Medicare claims, David Piazza, MD (NPI: 1528172897) practices colorectal surgery (formerly proctology) in the Chicago-Naperville-Schaumburg, IL market, with the plurality of this provider's patient population coming from Mc Henry, IL. This provider's primary affiliated billing organization is CENTRAL DUPAGE PHYSICIAN GROUP (NPI: 1033149844; TIN: 363149833) and primary practice location at 60050-8409. Piazza is affiliated with the Northwestern Medicine Health Network ACO LLC (ACO ID: A5444), participating under the MSSP model.

Piazza's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 229 traditional Medicare patients, billed 684 HCPCS/CPT codes, and received $114,591 in Medicare payments. The top billing code was 99205 (New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more). Part D data shows 232 prescription claims across 98 beneficiaries totaling $5,301 in drug costs, led by Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates). 2022 DME data shows 26 claims. Open Payments data shows 8 records totaling $646. 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 declined steadily, from $181,425 to $114,591. Similarly, Part D prescription costs have declined steadily, from $14,389 to $5,301. In contrast, DME billing represents a smaller volume and started with an early spike, then settled into a lower baseline, moving from $2,004 to $142.