LOS ANGELES, CALIFORNIA — Dr. Jack O’Brien is recognized as a respected family physician who has built a career centered on compassionate, patient-focused healthcare for individuals and families throughout the Los Angeles area.
Serving patients through Haven Health Los Angeles, Dr. O’Brien provides both in-person and virtual consultations, helping to expand access to care for patients who may benefit from flexible medical services. His approach emphasizes accessibility, continuity of care, and long-term wellness for the communities he serves.
Dr. O’Brien earned his medical degree from the New York Institute of Technology College of Osteopathic Medicine on Long Island. Throughout his training and professional practice, he has focused on preventive medicine, chronic disease management, routine wellness care, and developing individualized treatment plans designed to support overall patient health.
Known for his calm and compassionate bedside manner, Dr. O’Brien places strong emphasis on communication and trust. He is recognized for taking time to listen carefully to patient concerns, explain medical conditions clearly, and encourage shared decision-making in treatment planning.
Patients describe him as approachable, attentive, and supportive, noting that he creates a comfortable environment where individuals feel heard and respected. His dedication to preventive care and patient education has contributed to his positive reputation within the healthcare community.
Dr. O’Brien’s work reflects a commitment to improving health outcomes and supporting the well-being of those he serves. Through his continued practice, he remains focused on delivering professional, compassionate, and personalized medical care to the Los Angeles community.

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