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Diego Lopez de Castilla, MD, MPH

Patient Ratings

4.7 / 5 (Based on 51 Ratings)


Infectious Diseases, Travel Medicine, and Wound Care

Call 425-899-5100

Diego Lopez de Castilla, MD, MPH is accepting new patients.

Telemedicine Visits Available

Conditions Treated

bronchitis, hepatitis A, hepatitis B, hepatitis C, HIV, immunocompromised infections, infections in immunocompromised patients, infectious diseases, joint infections, lung infection, pneumonia, respiratory infections, sepsis, sinus infection, skin infections, soft tissue infections, surgical infections, Blood stream infections, bone infections, tuberculosis, viral hepatitis, wound treatment, subcutaneous abscess, and subcutaneous hematoma

Procedures Performed

complicated wound treatment, subcutaneous abscess treatment, subcutaneous treatment hematoma, drain subcutaneous abscess, evacuate subcutaneous hematoma, incision and drainage of subcutaneous abscesses, placement of wound VAC dressings, remove damaged tissue from wound, remove foreign object from wound, skin biopsy, vacuum assisted wound closure, wound care, wound debridement, and damaged tissue removal

Contact Information

  • Office: 425-899-5100
  • Fax: 425-899-5105






English and Spanish

Interpretation Services Available

Honors, Awards, etc.

2022 Seattle Met "Top Docs"

Board Certification

Board Certified in Infectious Disease
Board Certified in Internal Medicine


Year began practicing: 2011

Medical School

Universidad Peruana Cayetano Heredia | Lima, Peru


Beth Israel Medical Center | New York, NY


University of Washington (infectious diseases) | Seattle, WA

Personal Information

I love traveling with my wife and two children, whether it is visiting family scattered across the globe or discovering new destinations.
I enjoy cooking/eating Peruvian and Mediterranean food. I also enjoy scuba diving, running, biking and swimming.


July 18, 2022
Amazing group of practitioners.
June 16, 2022
Excellent listener; patient caregiver; excellent instructions; calmed my anxiety. Above & beyond my expectations.
May 06, 2022
Excellent visit informative good experience.
March 28, 2022
Dr. Castilla is awesome.
December 08, 2021
Dr. Lopez de Castilla is an EXCELENT dr. He listens, explains things well, shows empathy and concern. He is hands down one of THE BEST drs. I have worked with.
November 16, 2021
He read to me comments made by radiology dept. where I get my dialysis catheters. That information was mostly not true what they wrote about me. That was shocking.
April 06, 2021
I was extremely pleased at how the doctor listened to me and explained! Excellent!