Physician

Abdallah Mahmoud Hamdallah

According to 2025 Medicare claims, Abdallah Hamdallah (NPI: 1053726760) practices neurology in the Chicago-Naperville-Schaumburg, IL market, with the plurality of this provider's patient population coming from Cook, IL. This provider's primary affiliated billing organization is ADVOCATE HEALTH AND HOSPITALS CORPORATION (NPI: 1700824455; TIN: 362169147) and primary practice location at 60463-1055. Hamdallah is affiliated with the Advocate Physician Partners Accountable Care, Inc. (ACO ID: A1033), Mercy Health Corporation (ACO ID: A2097), and Accountable Care Organization of Advocate Aurora Health, LLC (ACO ID: D0260), participating under both the MSSP and REACH models.

Hamdallah's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 428 traditional Medicare patients, billed 4,201 HCPCS/CPT codes, and received $91,896 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 2,821 prescription claims across 427 beneficiaries totaling $534,264 in drug costs, led by Ubrelvy (Ubrogepant). Open Payments data shows 133 records totaling $2,854. 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 $31,233 to $91,896. Similarly, Part D prescription costs have moved sharply higher in recent years, from $702 to $534,264. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.