Washington Health System Greene Subscribe to this hospital Address 350 Bonar Avenue Waynesburg, PA 15370 United States Phone Numbers Emergency Department Washington Health System Greene <p class="address" translate="no"><span class="address-line1">350 Bonar Avenue</span><br> <span class="locality">Waynesburg</span>, <span class="administrative-area">PA</span> <span class="postal-code">15370</span><br> <span class="country">United States</span></p>