• 24/7 Nurse Advice Hotline:866-418-2920
  • Fax:360-874-5595
  • Interpreter Assistance:360-377-3776
  • TTY & Hearing/Speech Disabled:711

Extended hours line


Mon-Fri: 4:00 pm – 8:30 pm

Sat: 9:00 am – 3:00 pm

Isabelle Sinaga, PA-C, RD

Call for Appointment


Practice Area

Family Medicine


  • Master's of Health Sciences in Physician Assistant Studies, Duke University; Durham, NC
  • Master's of Science in Nutrition and Exercise Physiology, Washington State University; Pullman, WA
  • Bachelor's of Science in Clinical Nutrition, University of California, Davis; Davis, CA

Isabelle Sinaga joined PCHS in 2022, and her patients enjoy her cheerful attitude and her simple explanations of medical language. Isabelle is excited to give back to her community and strives to treat her patients with care and compassion.

During her off time, Isabelle enjoys spending time with her family, playing piano, trying new restaurants, as well as enjoying the outdoors by going climbing and traveling the world.