About
Dr. Karen A. Fong earned her undergraduate degree in Microbiology and Immunology from UC Berkeley in 1985, graduating with Departmental Honors. She then completed her Doctorate of Medicine at UCLA School of Medicine in 1989. Her residency combined internal medicine and pediatrics at UC Irvine Medical Center, where she trained from 1990 to 1993. UC Irvine then selected her as Chief Resident and Clinical Instructor, a role she held through 1994.
Dr. Fong served as an Assistant Clinical Professor in the Department of Family Medicine at UC Irvine School of Medicine from 1995 to 2001. She holds memberships in the American College of Physicians, American Academy of Pediatrics, and American Medical Association. Her teaching background shaped her belief that good medicine requires clear explanation and attentive listening. She describes her goal as partnering with patients and their families, helping each person reach their health goals. In 2012, she became President and Owner of aSante Medical Group in San Luis Obispo, where she continues to practice. When not in the office, she shops at the local farmers market, hikes trails and beaches with her dog, and explores the wineries the Central Coast has to offer.
Education & Training
Undergraduate
University of California, Berkeley, B.A. Microbiology and Immunology, 1985, Graduated with Departmental Honors
Medical School
University of California, Los Angeles School of Medicine, Doctorate of Medicine, 1989
Residency
Combined Internal Medicine and Pediatrics, University of California, Irvine Medical Center, 1990-1993; Chief Resident and Clinical Instructor 1993-1994
Additional Training
Internship, University of California, Irvine Medical Center, 1989-1990; Assistant Clinical Professor, Department of Family Medicine, UC Irvine School of Medicine 1995-2001
Conditions Treated
Who is Dr. Fong right for?
Dr. Fong suits patients of all ages who want a long-term relationship with a single, dedicated physician. Adults managing chronic conditions like type 2 diabetes, high cholesterol, or hypertension benefit from her preventive focus and thorough annual wellness assessments. Older adults and families with children find her dual training in internal medicine and pediatrics especially valuable. Patients who prioritize direct physician access, same-day availability, and unhurried appointments will feel at home in her practice.
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Frequently Asked Questions
Dr. Fong specializes in both internal medicine and pediatrics. She completed a combined residency in both fields at UC Irvine Medical Center. This dual training lets her care for patients across a wide age range, from children through older adults.
Dr. Fong trained through a combined Internal Medicine and Pediatrics residency at UC Irvine Medical Center. She holds memberships in the American College of Physicians and the American Academy of Pediatrics, reflecting her active standing in both specialties.
Dr. Fong treats chronic conditions including type 2 diabetes, high cholesterol, and hypertension. She takes a preventive approach and works with each patient on a custom wellness plan aimed at better long-term control of these conditions.
Dr. Fong's goal is to partner with her patients and their families. She takes time to listen and discuss options that fit each individual's situation. Her teaching background reinforces her belief that clear communication is central to good medicine.
Dr. Fong completed her undergraduate studies at UC Berkeley and earned her medical degree at UCLA School of Medicine in 1989. She then trained at UC Irvine Medical Center, completing a combined Internal Medicine and Pediatrics residency and serving as Chief Resident and Clinical Instructor.
Yes, Dr. Fong has a strong teaching background. She served as Chief Resident and Clinical Instructor at UC Irvine Medical Center and later as an Assistant Clinical Professor in the Department of Family Medicine at UC Irvine School of Medicine from 1995 to 2001.
Dr. Fong has practiced primary care for several decades. Some of her current patients have been with her for more than 20 years. She has operated aSante Medical Group as President and Owner since 2012.
Dr. Fong has made home visits for patients who need them. Patient reviews note she has visited homebound patients outside of regular office hours. Her 24/7 availability means patients and families can reach her when urgent situations arise.
Doctor profile last updated June 6, 2026