Clinicians affiliated with Zenith Healthcare Sc

13 clinicians on file with this group · most practice in Kenosha, WI · PAC ID 3476774001

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

13 clinicians affiliated with Zenith Healthcare Sc are in the 2024 Medicare Part B data, 10 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Cardiology (3) · Family Practice (3) · Nurse Practitioner (2) · Critical Care (Intensivists) (1) · Internal Medicine (1) · Interventional Cardiology (1) · Physician Assistant (1) · Pulmonary Disease (1)

Specialty links go to the specialty in Kenosha, WI.

Clinicians affiliated with Zenith Healthcare Sc, 2024

Alphabetical by last name; 13.

NameSpecialtyCity
Katherine M Abbo, MD FACCCardiologyKenosha, WI
Michael C Kreager, MD FACCCardiologyKenosha, WI
Billie A Lawler, APNPNurse PractitionerMount Pleasant, WI
Mustansir Majeed, MDFamily PracticeWaterford, WI
Peter Mariani, MDPulmonary DiseaseKenosha, WI
William T Merritt, PAPhysician AssistantKenosha, WI
Leonardo Montemurro, MDFamily PracticeKenosha, WI
Raaid I Museitif, M.D.Interventional CardiologyKenosha, WI
Jawaid Quddus, MD, PHDFamily PracticeKenosha, WI
Renee K RemingtonNurse PractitionerMilwaukee, WI
Stefanie Ruffolo, M.D.Critical Care (Intensivists)Kenosha, WI
Ranganatha R Sriram, MDCardiologyKenosha, WI
O'Rell R Williams, MDInternal MedicineMilwaukee, WI

Practice locations

Listed practice locations in Wisconsin.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations