

Pediatrics
Mary Len, MD
Dr. Mary Len, MD is a Pediatric Gastroenterology Specialist who practices in Seattle, WA. She is 68 years old and has been practicing for 41 years.
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Peer Recognition
- Castle Connolly — Top Doctor
2017-2026 (10 years)
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Pediatric Gastroenterology
Conditions & Treatments
Pediatric Liver TransplantCeliac DiseaseInflammatory Bowel Disease
Insurance(s) Accepted
Please verify your coverage with the provider — plan participation can change.
Practice Details
Hospital Affiliations
- Yakima Valley Memorial
- Grays Harbor Community Hospital
- Children's Hospital and Regional Medical Center, Seattle
- Providence Centralia Hospital
- Astria Sunnyside Hospital
Conditions Dr. Len treats
Insurance accepted
Frequently asked
Does Dr. Len accept Aetna insurance?
Mary Len's public profile lists Aetna, Anthem Blue Cross Blue Shield, and Blue Cross Blue Shield plus 6 more health plans as accepted plans. Plan participation can change — confirm directly with the practice before your visit.
Where does Dr. Len practice?
Mary Len practices in Seattle, WA with hospital affiliations including Yakima Valley Memorial, Grays Harbor Community Hospital, and Children's Hospital and Regional Medical Center, Seattle.
What does Dr. Len specialize in?
Mary Len is a board-certified pediatrics specialist with focus areas in Pediatric Gastroenterology.
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