Chua, Ruthie May
Skagit Regional Health Provider

Ruthie May U. Chua, MD



Ruthie May U. Chua, MD practices Rheumatology at Skagit Regional Health. She received her MD from Cebu Institute of Medicine and is board certified by the American Board of Internal Medicine and Rheumatology. Dr. Chua sees patients at Riverbend and Smokey Point clinics. Patients can make an appointment by contacting the clinics directly, or by requesting an appointment through the MyChart patient portal.

Dr. Chua is part of a multi-specialty team of healthcare professionals serving northwest Washington, dedicated to serving with compassion and respect, one patient at a time.


  • Medical School
    Cebu Institute of Medicine
  • Internship , Internal Medicine
    Sound Shore of New Rochelle
  • Residency , Family Medicine
    Monteflore of New Rochelle
  • Fellowship , Rheumatology
    Dartmouth-Hitchcock Medical Center

Practice Locations

Skagit Regional Clinics - Riverbend

2320 Freeway Drive Mount Vernon, Washington, 98273



  • Adults
  • Amyloidosis
  • ANCA Associated Arthritis
  • Ankylosing Spondylitis
  • Basic Calcium Phosphate (BCP)
  • Behcet’s Disease
  • Calcium Pyrophosphate Dihydrate (CPPD or Pseudogout)
  • Drug-induced Lupus
  • Ehlers Danlos/Joint Hypermobility
  • Enteropathic Arthritis
  • Enthesitis-related Arthritis
  • Eosinophilic Granulomatosis with Polyangiitis
  • Familial Cold Autoinflammatory Sydrome
  • FMF (Familial Mediterranean Fever)
  • Geriatrics
  • Giant Cell Arteritis
  • Gout (Hyperuricemia)
  • Granulomatosis with Polyangiitis
  • Hemochromatosis-related Arthritis (CPPD)
  • IgG4-related Disease
  • Immune Complex Mediated Small Vessel Vasculitis
  • Immunotherapy-induced Arthritis
  • Lupus
  • Lyme Disease
  • Microscopic Polyangiitis
  • Mixed Connective Tissue Disease
  • Osteoarthritis
  • Osteonecrosis
  • Osteoporosis
  • Paget’s Disease
  • PFAP (Periodic Fever, Apthous Stomatitis, Pharyngitis, Adenopathy)
  • Polymyalgia Rheumatica
  • Psoriatic Arthritis
  • Relapsing Polychondritis
  • Rheumatoid Arthritis
  • Sarcoidosis
  • Sjogren’s Syndrome
  • Spondyloarthropathies
  • Stills Disease
  • Systemic Vasculitis
  • Takayasu’s Arteritis
  • TRAPS (Tumor Necrosis Factor Receptor Periodic Syndrome)
  • Undifferentiated Connective Tissue Disease
  • Viral Arthritis