About
Dr. Thomas LaGrelius earned his MD from the University of Washington School of Medicine in Seattle. He completed his internship and residency at the University of Southern California Medical Center, with additional board review courses in OB-GYN, surgery, and pediatrics at UCLA. He has held board certification in Family Medicine since 1977 and in Geriatric Medicine since 1990, both through the American Board of Family Practice. He is a Fellow of the American Academy of Family Practice.
Dr. LaGrelius founded Skypark Preferred Family Care and has practiced in the South Bay of Los Angeles County since the 1970s. He served six terms as chairman of the Department of Family Practice at Torrance Memorial Medical Center. He founded INDOC, the Independent Doctors Traditional Practice Association of the South Bay, and serves as chairman emeritus. He also chairs the American College of Private Physicians and holds a clinical instructor appointment at Keck USC School of Medicine. He speaks English and Spanish, holds a commercial instrument pilot's license, and writes a column called "Senior Living" that appears in more than a dozen newspapers. A CNN International segment featured his patients discussing longevity principles. Outside medicine, he enjoys flying, sailing, photography, and healthcare policy work. He and his wife Patti have three grown children and four grandchildren.
Education & Training
Medical School
University of Washington School of Medicine, Seattle, WA
Residency
University of Southern California Medical Center (Internal Medicine; additional board review courses in OB-GYN, Surgery, and Pediatrics at UCLA)
Additional Training
Fellow, American Academy of Family Practice
Certifications
Languages
English, Spanish
Conditions Treated
Who is Dr. LaGrelius right for?
Dr. LaGrelius is a strong fit for adults who want a long-term primary care relationship with an experienced, deeply rooted physician. Older adults and patients managing multiple chronic conditions benefit from his dual board certification in family and geriatric medicine. Patients who value a doctor engaged in healthcare policy and medical leadership will find his perspective valuable. His decades of South Bay practice mean he brings deep familiarity with the local care landscape.
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Frequently Asked Questions
Dr. LaGrelius holds board certification in both Family Medicine and Geriatric Medicine through the American Board of Family Practice. He earned his Family Medicine certification in 1977 and his Geriatric Medicine certification in 1990. He is also a Fellow of the American Academy of Family Practice.
Dr. LaGrelius has practiced in the South Bay of Los Angeles County since the 1970s. He founded Skypark Preferred Family Care and built his career in the Torrance area over several decades.
Yes. Dr. LaGrelius served six terms as chairman of the Department of Family Practice at Torrance Memorial Medical Center. He continues to follow his patients there when hospital care is needed.
INDOC is the Independent Doctors Traditional Practice Association of the South Bay, an organization Dr. LaGrelius founded. He now serves as its chairman emeritus. He also chairs the American College of Private Physicians.
Yes. Dr. LaGrelius holds a clinical instructor appointment at Keck USC School of Medicine. This role keeps him connected to medical education and training.
Dr. LaGrelius speaks English and Spanish.
Dr. LaGrelius focuses on family medicine, geriatric medicine, and preventive medicine. He has particular depth in caring for older adults and patients with chronic conditions.
Dr. LaGrelius earned his MD from the University of Washington School of Medicine in Seattle. He completed his internship and residency at the University of Southern California Medical Center, with additional board review coursework at UCLA.
Doctor profile last updated March 21, 2026