Fairfax Loudoun ObGyn Inc. 3930 Pender Dr 60 Fairfax, VA 22030. Get Directions. tel: 571-249-0717 fax: 703-865 ... Overall Office Comments; About Patient Comments. The Patient Rating score is an average of all responses to physician related questions on our nationally-recognized Press Ganey Patient Satisfaction Survey. Responses are measured on ....