Physician

Aaron Michael Farber, D.O.

According to 2025 Medicare claims, Aaron Farber, D.O. (NPI: 1871795443) practices emergency medicine 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 NORTHWESTERN MEDICAL FACULTY FOUNDATION (NPI: 1346235314; TIN: 363097297) and primary practice location at 60142-9553. Farber is affiliated with the Northwestern Medicine Physician Network ACO (ACO ID: A2620), participating under the MSSP model.

Farber's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 499 traditional Medicare patients, billed 526 HCPCS/CPT codes, and received $63,986 in Medicare payments. The top billing code was 99291 (Critical care, first 30-74 minutes). Part D data shows 89 prescription claims across 81 beneficiaries totaling $1,999 in drug costs, led by Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav). Open Payments data shows 1 records totaling $20. 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $1,099 and ending at $1,999. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.