Marissa Sager, PA-C 4.8 out of 5 54 Ratings , 5 Comments VIEW ALL COMMENTS NPI Number: 1649996927 Primary Specialty: Cardiology Return to WCVM Home Affiliations Winchester Cardiology and Vascular Medicine I Valley Health Winchester Medical Center Education College Shenandoah University Master of Science, Physician Assistant StudiesWinchester, VA Shenandoah University Bachelor of Science in Biology Board Certification Advanced Cardiovascular Life Support Basic Life Support (CPR/AED) Reviews 09/24/2025 I am very confident that she provided me with great, knowledgeable care 09/18/2025 Very good experience. Kristi such an asset to the department! 09/18/2025 Absolutely pleased 100% with her care and attention. 09/18/2025 She's Good PA-C Show More