Leadership Team

Lily Lo, MD, FAAP

Medical Director

Dr. Lo is our Medical Director, splitting her time between seeing patients and focusing on healthcare administration. Working closely with our care team of providers and managers, she is helping expand NWPC’s vision to provide children with the very best in evidence-based, up-to-date care while staying true to our mission of bringing healing to this community.

Lily Lo

Stacey Villanueva, Psy.D.

Behavioral Health Director

Stacey Villanueva, Psy.D., is director of our integrated Behavioral Health Therapy team. Through a partnership with Seattle Children’s Hospital, Stacey heads up clinical training at Northwest Pediatric Center, providing the best evidence-based services for our community.


Lisa McKay

Practice Manager

For more than 20 years, Lisa has helped our office grow in capacity and in the resources we can offer our community. Lisa handles the enormous task of overseeing the general operations of our five clinics. She loves working out, golfing and spending time with her friends and family.

Tara DeHart

Nursing Manager

Tara joined our nursing staff in 1999 and has supported our providers and patients through her dedicated, caring approach. She’s now part of our leadership team as the lead for our nursing staff. Tara loves the Pacific Northwest and enjoys hiking, biking and snowshoeing. Her greatest love, however, is spending time with her family

Lisa Lininger

Front Office Manager

Lisa joined us in 1998 and oversees our billing, referrals, reception, and scheduling staff. She loves traveling, exploring the outdoors in the Pacific Northwest, working with wood and spending time with her family and friends.