Medical Missionaries Board of Directors

Gilbert Irwin, MD

Gil, practiced internal medicine in Manassas, Virginia,  and is the founder of Medical Missionaries.

Kenneth Kornetsky, MD

Ken has practiced nephrology and internal medicine in Warrenton, Culpepper, and Manassas (Virginia) for 29 years. He has worked with Medical Missionaries since 1999.

Carolyn Jeans, RN

Carolyn staffed the night shift in the critical care unit at Prince William Hospital for 30 years. She is one of the founding members of Medical Missionaries and has made many trips to serve the poor in the Dominican Republic and Haiti.

Ed Wyrsch

Ed brings to Medical Missionaries a long history of accounting and tax work. He worked for the IRS for 31 years and before that for a corporate accounting firm in New York City.

Brian Brenner

Brian is owner and technician at Brenner’s Advanced Automotive, Inc. located in Manassas Park, Virginia, for 20+ years. Among his many contributions to Medical Missionaries, Brian provides mechanical advice, service, and supplies for the organization’s vehicles.

Debra Parrish, RN

Debra spent four years in the U.S. Air Force prior to working in the Operating Room at Prince William Hospital for the past 30 years. She has headed seven trips of surgical teams to Banica (Dominican Republic) and Thomassique (Haiti) for Medical Missionaries.

Dr Julian Hertz

Global Health Fellows Board alumn 

Dr. Nick Cuneo

Global Health Fellow alumn

Pete Silva

Pete has volunteered at Medical Missionaries in different capacities since 2019.  He currently partners with St. Joseph Clinic in Haiti and supports Medical Missionaries’ technology goals.

Tim Purnell

Tim is the Senior Partner at Purnell, McKennett & Menke, PC in Manassas, VA and has practiced law for over 36 years.

George Bazaco
MDJoan Betz
RNMike Morch, DDS
Judy Corcoran RN
Eileen Drinkwater
RNJP McCusker
Robert Tuccillo
Brian Brenner
Kenneth Kornetsky, MD  
Gilbert Irwin, MD
Ed Wyrsch
Caroline Wyrsch
Carolyn Jeans, RN
Tim Purnell, Attorney
Mike Morch, DDS


Anna Penna MD
Gashard Jean-Pierrre
Sherry Pace, RN

Medical Missionaries May 2024

May flowers were blooming and Medical Missionaries was busy with the Caring Hearts Auction, sent containers overseas, partnered with other hospitals in Haiti — and that is only a taste. Read the rest in our newsletter.

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