

Cardiology
John Sunew, MD
Medical Director, Cardiac Catheterization Laboratory
Katy, TX
John Sunew, MD, FACC, FSCAI, is an interventional cardiologist specializing in interventional cardiology, cardiovascular disease, nuclear cardiology, peripheral arterial disease, venous disease, and pulmonary embolism. He primarily serves adult patients aged 18 and older, including those requiring complex interventions for coronary and peripheral vascular conditions. Practicing at Memorial Katy Cardiology Associates with locations in Katy, Cypress, Houston, and Fulshear,
30+
Years in Practice
Credentials
Board Certifications
- Cardiovascular Disease (ABIM)
- Interventional Cardiology (ABIM)
- Nuclear Cardiology (ABIM)
Education & Training
- Medical School: SUNY Downstate Medical Center (MD, 1994)
- Residency: George Washington University (Internal Medicine, 1997)
- Fellowship: George Washington University (Cardiology, 1999)
- Fellowship: Northwestern University (Interventional Cardiology, 2001)
Peer Recognition
- H Texas Magazine — Top Doctors
2013-2014, 2016-2017 (4 years)
- Healthgrades — Healthgrades Honor Roll
- Healthgrades — , 12/09/2010
- Healthgrades — Iams Memorial Quality Leadership Award: Certificate of Recognition Gold Medal Winner - Operating Unit \
- Healthgrades — Healthgrades Choice
Clinical Focus
Subspecialties
Interventional Cardiology
Conditions & Treatments
Coronary Artery DiseaseHeart Attack & Acute Coronary SyndromeCoronary InterventionPeripheral Artery DiseaseCoronary StentingCardiac Catheterization
Practice Details
Hospital Affiliations
- Memorial Hermann Katy Hospital
- Houston Methodist West Hospital
- Memorial Hermann Memorial City Medical Center
- OakBend Medical Center
- Memorial Hermann
Languages
English
Experience
30+ years in practice