Physician

Michael John Puk, MD

According to 2025 Medicare claims, Michael Puk, MD (NPI: 1932153640) practices ophthalmology in the Waterloo-Cedar Falls, IA market, with the plurality of this provider's patient population coming from Black Hawk, IA. This provider's primary affiliated billing organization is CEDAR VALLEY MEDICAL SPECIALISTS PC (NPI: 1497794242; TIN: 421417307) and primary practice location at 50702-5611. Puk is affiliated with the UnityPoint Accountable Care, L.C. (ACO ID: A5170) and Main Street Rural Health Willow ACO LLC (ACO ID: A5404), participating under the MSSP model.

Puk's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,146 traditional Medicare patients, billed 47,277 HCPCS/CPT codes, and received $1,843,393 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 2,984 prescription claims across 540 beneficiaries totaling $363,910 in drug costs, led by Lumigan (Bimatoprost). DME data shows 42 claims. Open Payments data shows 24 records totaling $383. 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 lower plateau to a higher plateau, from $845,269 to $1,843,393. Similarly, Part D prescription costs have risen steadily, from $311,066 to $363,910. In contrast, DME billing represents a smaller volume and changed little.