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WILLIAM SANDENO, M.D.

MADRONA MEDICAL GROUP P.S. DME

Direct Primary Care

Male provider·Accepting new patients
Bellingham, Washington

Personalized and comprehensive primary care for adults

Credentials & Training

Federally verified
Credential
MD
Medical school
University of Washington School of Medicine
Graduated
1994
Medicare specialty
Internal Medicine
Group practice
Peacehealth · 290 clinicians
Medicare assignment
Accepted — bills the Medicare-approved amount as payment in full

Sourced from the CMS Doctors & Clinicians national file, last checked September 2026.

About

Dr. William Sandeno is an internal medicine physician in Bellingham, Washington, specializing in the prevention and treatment of adult diseases. Dr. Sandeno is dedicated to providing holistic care to adults in the community, focusing on individualized health management and chronic disease prevention. He takes pride in building strong relationships with his patients, guiding them through complex health decisions, and ensuring they receive the highest quality care. Dr. Sandeno has a passion for direct-pay medicine, allowing patients to pay out-of-pocket and avoid insurance complications.

The practice offers direct-pay services, allowing patients to pay out-of-pocket for services. Dr. Sandeno and his team believe in putting patients first by providing clear, transparent, and compassionate care. This model eliminates insurance barriers and allows for a more personalized approach to healthcare.

Areas of Focus

Adult Primary CareChronic Disease PreventionHealth ManagementPrimary CarePreventive Medicine

Specialties

Patients Served

Adults

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