Maria Luisa Osmeña, MD
Board Certified Pediatrician
Director and Owner
Certification and Licensure
- August 7, 2002, 2012, 2022: Completed Renewal Requirements for Certification from the American Board Of Pediatrics. Renewal for MOC requirements completed.
- January 1, 1999: Fellow, American Academy of Pediatrics
- October 9, 1996: Diplomate, American Board of Pediatrics
- February 2, 1994: Physicians/Surgeons License, Medical Board of California
- July 1, 1993: Diplomate, National Board of Medical Examiners
Education and Training
- 1992-95: University of California, San Francisco, Pediatric Residency
- 1988-92: University of California, San Francisco, School of Medicine, M.D.
- 1985-88: San Francisco State University, B.S. Biology, Summa cum laude
Personal Data
- Languages spoken: Spanish, Pilipino/Tagalog, Visayan
- Marital Status: Married
- Children: Two daughters
Vivian Chan, MD
Certification and Licensure
- July 1, 2026: American Board of Pediatrics, Eligible (October 2026)
- April 2, 2026: Physicians/Surgeons License, Medical Board of California
- June 25, 2025: Drug Enforcement Administration Certification
Education and Training
- 2023-26: UCSF Benioff Children’s Hospital Oakland, Pediatric Residency
- 2019-23: Albany Medical College, M.D., with Distinction in Bioethics
- 2014-17: Boston University, B.A. Cellular, Molecular Biology and Genetics, Magna cum laude
Personal Data
- Languages Spoken: Chinese (Mandarin), Spanish
- Marital Status: Married
- Children: None. One cat
Meghan Trojnar, DO – Board Certified Pediatrician
University of California, San Diego: Third World Studies, BA, 1998-2002
Western University College of Osteopathic Medicine of the Pacific: DO, 2002-2006
Loma Linda University Children’s Hospital Residency: 2006-2009
- Isabel Herrera – Medical Assistant
- Katherine Rios – Medical Assistant
- Magdalena Segura – Medical Assistant
- Sabrina Rodas Cifuentes – Medical Assistant
- Magally Jimenez – Medical Assistant
- Ellen Yap – Office Manager and Head Billing Specialist
