Our Fearless Faculty

Dedicated, passionate, accessible, and innovative, our faculty go the extra mile.

Timothy Lee, M.D.
Residency Program Director
Medical Director of Psychiatry Consultation and Liaison Service
Assistant Professor, LLU School of Medicine


Dr. Lee was raised in Fountain Valley, CA and studied in the combined 7-year BA/MD program at Boston University. He completed his psychiatry residency at Loma Linda University and is Board-certified by ABPN (American Board of Psychiatry and Neurology). His clinical interests include spiritually oriented psychotherapy and supportive psychotherapy for mood disorders. His academic/research interests include residency supervision and training, ketamine for depression and chronic pain. “I enjoy having the privilege of playing a small part in fostering the growth of our residents and medical students. My desire is to provide the necessary support for our faculty and residents to thrive and pursue their passions. I appreciate the freedom I have here at Loma Linda to engage with patients in conversations about their spiritual and religious beliefs, and the interplay between that and their mental health.” In his free time, Dr. Lee enjoys playing Japaense-style role playing video games, playing strategic board games, playing fantasy baseball and basketball, and watching/following baseball and basketball.

Melissa Pereau, MD
Psychiatry Residency Associate Training Director (since 2013)
Psychiatry Clerkship Director (since 2010)
Medical Director of the Eating Disorders Program
Service Line Chief for all PHP/IOP
Medical Director of the Behavioral Health Institute Clinic
Medical Director of Adult Inpatient Services


Dr. Pereau started college when she was 16 years old and graduated Suma Cum Laude from Whittier College just before her 20th birthday. She completed medical school as well as residency from Loma Linda University (where she was also chief resident). She completed ECT training from Duke University and is Board Certified in Adult Psychiatry. Her clinical interests are Teaching/Education, Women's Mental Health, Maternal-Fetal Medicine, Trauma & PTSD, and Physician Wholeness. Her academic/research interests are finding new ways to make teaching and learning fun, creation of online educational guides, using the word "Ninja" whenever possible. What she enjoys most about our program is working alongside our residents while helping them to learn and grow in a safe space. Outside of work she enjoys painting, playing the piano, reading sci-fi, and chasing a 4 year old around the house.

Stephanie Bolton, MD
Assistant Professor, Loma Linda University School of Medicine
Basic Science Course Director, Behavioral Science, LLUSOM
Service Line Medical Director, Inpatient Adult Services
LLU Behavioral Medicine Center
Medical Director, Seniors Services, LLUBMC


Dr. Bolton was born in the beautiful farming community of Exeter, California. She completed her undergraduate studies at Pacific Union College. She graduated from medical school at Loma Linda University where she also went on to complete her residency in psychiatry. She is especially interested in geriatrics and loves working with residents and just learning about psychotherapy. “It's fun to watch that process unfold.” In her free time, she loves to travel and takes several international trips yearly. “I also love to cook and am the reigning BMC holiday dessert champion, much to Dr. Rolle's chagrin. My husband and I also love dogs and currently have a three legged dog, Colton, that anyone will hear about if they are around me for more than five minutes.”

Serafin Lalas, MD
Assistant Professor, Psychiatry Department
Inpatient Attending Psychiatrist at the BMC Child Unit
Psychiatrist at the Child and and Adolescent IOP MEND program


Dr. Lalas was born and raised in the Philippines where he completed his undergraduate studies at Adventist University of the Philippines and medical school at Manila Central University College of Medicine. He completed his residency in psychiatry at Loma Linda University and his fellowship in Child and Adolescent Psychiatry at LAC+USC Medical Center. He is board-certified in General Psychiatry as well as Child and Adolescent Psychiatry. He is especially interested in mood disorders and anxiety disorders. Dr. Lalas is involved in ongoing research related to the MEND PHP/IOP for patients with medical and psychiatric issues. He would like to conduct future research related to ways to better support the child and family at home to prevent frequent hospitalization. He most enjoys working with students, residents, and fellows. Outside of work, “I spend as much time as I can with my wife and 2 children; can't wait to visit other countries for vacation; I'm learning how to play guitar and trying out my hand in songwriting and podcasting.”

David Puder, MD
Medical Director MEND (PHP & IOP)

Dr. Puder went to U.C. Berkeley and majored in Molecular and Cellular Biology while competing on the Cal Rowing Team. His senior year they won the team national championship. After, he went to Loma Linda School of Medicine and subsequently spent a year doing internal medicine, then completed his psychiatry residency at Loma Linda. He joined the faculty of Loma Linda University, where he is the medical director of a partial program and intensive outpatient program for people with medical and psychiatric issues called “MEND”. Dr. Puder created the IOS app “Emotion Connection,” which teaches people how to read emotions and develop deeper emotional connection. He also is a principle investigator in a research team that studies medical education and part of a larger team call the "Center for Advanced Statistics in Education" and creator of the “Connection Index”. He specifically studies connection and disconnection in medical teams. He also is one of the primary teachers of the psychiatry residents regarding psychotherapy having completed a 2 year Certificate in Adult Psychoanalytic Psychotherapy at the New Center for Psychoanalysis. Dr. Puder runs an outpatient psychiatry practice for patients, where he looks holistically at diet, exercise, lifestyle, traditional psychiatric medication needs, and also genetics and psychotherapy needs. He also does individual consultations and leadership coaching. His two favorite awards he has ever received are the "Outstanding Teaching Resident in Psychiatry Award" which was voted on by medical students," in recognition of your excellence and enthusiasm in the teaching of medical students." Secondly in 2018 he received the "Supervisor of the Year Award" as voted by the psychiatry residents. He has also been featured on NPR and ABC7. Dr. Puder is married with two children and spends most of his free time playing with them or cooking for them.

Tai P. Yoo, MD, MBA, DLFAPA
LLVA Outpatient Psychiatry Chief
Professor Emeritus of Psychiatry at the UCLA
Distinguished Life Fellow of American Psychiatric Association
Former President of the AKAP (Association of the Korean American Psychiatrists)
Editorial Board Member of the WKMO (World Korean Medical Organization)
Distinguished Fellow of the Pacific Rim College of Psychiatrists


Dr. Yoo graduated from the Chonnam National University Medical School, South Korea and served for over three years as an Army physician in the South Korean Army. After completing his MBA from the Madonna University School of Business, Michigan and a Rotating Internship in Michigan and a Psychiatric Residency at NY Medical College, he served for over twenty-three years at the Henry Ford Health System in Michigan as the Vice president, Medical Director, and the Chairman of Psychiatry Department and Behavioral Services while serving as the Director of Psychiatry at the Harper University Hospital and the Wayne State University in Michigan for one year. In 2001, he became the first Joint Chairman and Director of Psychiatry at the Kern Medical Center and the Kern County Mental Health in Bakersfield, California, and developed the UCLA Kern Psychiatry Residency Program in 2003 as the partnership between UCLA and Kern County. He developed the UCLA Kern Child and Adolescent Psychiatry Fellowship program in 2007 and the UCLA Kern Addiction Psychiatry fellowship program in 2014. Dr. Yoo has received numerous awards from various organizations; 1) Life Time Achievement Award from the Central California Psychiatric Society, 2) John Dubenmier Award for the Outstanding Public Services, and 3) the Victor Teichner Award from the AADPRT (American Association of Directors of Psychiatric Residency Training) and American Academy of Psychoanalysis and Dynamic Psychiatry for the Psychodynamic Psychotherapy Education. Dr. Yoo’s areas of expertise and interest include population health care, academic program development, transcultural psychiatry, health care financing, psychiatric integrated care and psychopharmacology.

  • Ara Anspikian, M.D. - Child/Adol, Partial and IOP, Child Adolescent Psychiatry Fellowship Director
  • Pharez Rolle, M.D. - Child/Adol, Inpatient Unit and Partial Hospitalization Program
  • Cameron Johnson, M.D. - Adult Inpatient / Adult Partial Hospital Program
  • Leia Gill, M.D. - VA Inpatient Adult Psychiatry
  • Kristen Abrams, M.D. - VA Inpatient Adult Psychiatry
  • Valerie Leong, M.D. -  VA ED Liaison
  • Athanasios Mihas, M.D. - VA Outpatient/Supervision
  • Claudia Carmona, M.D. - LLUH Outpatient Clinic
  • Teresa Frausto, M.D. - Child/Adol, Medical Director- County of San Bernardino Dept. of Behavioral Health (DBH)
  • William Murdoch, M.D. - Chair of Department of Psychiatry, Child and Adolescent Psychiatrist
  • Carolina Osorio, M.D. - Geriatric Psychiatry, Adult and Geriatric Partial Hospital Programs, Psychotherapy Clinic Supervisor,  LLUH Research
  • John Tarr, M.D., Ph.D. - Psychotherapy Instructor
  • Mark Welch, D.O. - Sleep Medicine
  • Venkatesh Bhat, M.D. - VA Outpatient/Supervision
  • Jim, Hwang, D.O. - VA Outpatient/Supervision
  • John Lii, M.D. - VA Inpatient Adult Psychiatry
  • Kristina Jahng, M.D. - VA Outpatient/Supervision
  • Peter Leong, M.D. - VA Outpatient/Supervision
  • Lisa Phillips, M.D. - VA Outpatient/Supervision
  • Ray Verde, M.D. - VA Site Director for Residency Training, VA Outpatient/Supervision
  • William McGhee, M.D. - SACHS Med Management Clinic Supervisor, Psychotherapy Clinic Supervisor
  • Calvin Flowers, M.D. - DBH Outpatient Clinic
  • Jeffrey Moffat, M.D. - DBH Outpatient Clinic
  • Stephen Harnish, M.D. - VA Inpatient Adult Psychiatry
  • William Britt, PhD - Psychotherapy Supervisor, Instructor
  • Carlos Fayard, PhD - Psychotherapy Supervisor, Instructor
  • William Roth, PhD - Psychotherapy Supervisor, Instructor
  • Antonia Ciovica, PhD - Psychotherapy Supervisor, Instructor
  • Roger Wenger, PsyD - Psychotherapy Supervisor