About
Dr. Joseph Gayagoy is a board-eligible internist serving patients in Lodi, California through his MDVIP-affiliated practice. He earned his Doctorate of Medicine from Manila Central University in Caloocan, Philippines in 1988. He completed both his internship and residency in Internal Medicine at San Joaquin Hospital in Stockton, California, finishing his residency in 1999. Dr. Gayagoy holds a California medical license and conducts appointments in English, Spanish, and Tagalog.
His clinical interests span metabolic disorders, cardiovascular disease, and pulmonary conditions, with a strong focus on preventive care. He served as Department Chair of Medicine at Lodi Memorial Hospital from 2001 to 2002 and continues as an attending physician at Adventist Lodi Memorial Hospital. Dr. Gayagoy believes that an unhurried physician-patient relationship produces better health outcomes. Outside the office, he enjoys golfing, swimming, traveling, and spending time with his family.
Education & Training
Medical School
Manila Central University, Caloocan, Philippines
Residency
Internal Medicine, San Joaquin Hospital, Stockton, CA (1997-1999)
Additional Training
Internship: San Joaquin Hospital, Stockton, CA (1995-1996)
Languages
Spanish, Tagalog
Conditions Treated
Who is Dr. Gayagoy right for?
Dr. Gayagoy is a strong fit for adults seeking a primary care physician with deep expertise in preventive and metabolic medicine. Patients managing cardiovascular disease, pulmonary conditions, or metabolic disorders benefit from his focused clinical approach. He works well with patients who want an unhurried, relationship-driven practice where they can reach their doctor after hours. Adults in Lodi and surrounding communities who want proactive wellness planning alongside comprehensive annual screenings will find his practice a good match.
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Frequently Asked Questions
Dr. Gayagoy specializes in metabolic disorders, cardiovascular disease, and pulmonary conditions. He also holds a strong interest in proactive and preventive medicine. His internal medicine background allows him to manage a wide range of adult health concerns.
Dr. Gayagoy trained in Internal Medicine through his residency at San Joaquin Hospital in Stockton, California, completing the program in 1999. He holds a California medical license and brings decades of internal medicine experience to his Lodi practice.
Dr. Gayagoy earned his Doctorate of Medicine from Manila Central University in Caloocan, Philippines in 1988. He completed his internship and Internal Medicine residency at San Joaquin Hospital in Stockton, California between 1995 and 1999.
Dr. Gayagoy speaks English, Spanish, and Tagalog. This allows him to serve a diverse patient population throughout Lodi and surrounding communities in the San Joaquin Valley.
Dr. Gayagoy emphasizes unhurried visits where patients can discuss their concerns fully. He offers same- or next-day appointments with minimal wait times. He believes a strong physician-patient relationship is essential to better health outcomes.
Yes. Dr. Gayagoy makes himself available by phone after hours and on weekends. This ensures patients can contact him directly for urgent concerns without relying on an on-call service or urgent care visit.
Dr. Gayagoy serves as an attending physician at Adventist Lodi Memorial Hospital. He previously served as Department Chair of Medicine at Lodi Memorial Hospital from 2001 to 2002.
Dr. Gayagoy prioritizes prevention and wellness as the foundation of good primary care. He aims to help patients avoid emergency room visits, urgent care, and hospital admissions through proactive management. He treats patients with the attentiveness he would extend to a family member.
Doctor profile last updated June 8, 2026