Physician

Aaron R Kistemaker, MD

According to 2025 Medicare claims, Aaron Kistemaker, MD (NPI: 1720195852) practices internal medicine in the Cleveland, OH market, with the plurality of this provider's patient population coming from Cuyahoga, OH. This provider's primary affiliated billing organization is UNIVERSITY HOSPITALS MEDICAL GROUP INC (NPI: 1669499414; TIN: 204881619) and primary practice location at 44106-1716. Kistemaker is affiliated with the Vytalize Health 9 ACO LLC (ACO ID: D0313), participating under the REACH model.

Kistemaker's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 114 traditional Medicare patients, billed 409 HCPCS/CPT codes, and received $30,979 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). 2019 Part D data shows 23 prescription claims totaling $1,275 in drug costs. 2019 DME data shows 12 claims. No Open Payments records. 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 from a higher plateau to a lower plateau, from $69,329 to $30,979. Concurrently, this provider has fewer than 5 years of reported Part D prescription costs data, so a reliable trend cannot be assigned. For DME billing, reported payments fell sharply in recent years, from $1,132 to $615.