Amos Yang, MD, MDiv

Amos is Director of Luke Christian Medical Mission–English Ministry and Lead Pastor of New Life Community Church in San Jose as well as a full-time anesthesiologist in the Bay Area. He developed a passion for proclaiming the Gospel and its full implications during his undergraduate and medical education at Northwestern University. While in medical school, Amos completed extensive seminary training at Moody Theological Seminary and Trinity Evangelical Divinity School and served at Moody Memorial Church before moving to the Los Angeles area in 2006 to complete his residency training in anesthesiology at Harbor-UCLA Medical Center.

While in Los Angeles, Amos served as a deacon at Grace Community Church and as a staff undershepherd at its Crossroads Bible study at UCLA (“Grace on Campus”) while completing his Masters of Divinity at The Masters Seminary. Within a couple years of arriving in L.A., Amos met his future wife Emily. The two were married in 2011 and then moved to the Bay Area in 2012 to help plant New Life Community Church.

Amos is an enthusiastic advocate of bivocational ministry, and his ministry passions include comprehensive discipleship and training Christians to think biblically, discerningly, intelligently, and practically. Amos is currently pursuing a Masters of Theology at Talbot School of Theology. In his spare time, Amos enjoys table tennis and good Chinese and Taiwanese food.

David Nguyen, OD

David is an optometrist at Gardner Health Center and multiple private practices in the Bay Area. He grew up in San Diego and earned his bachelors degree in psychobiology at UCLA. David became a Christian there through the ministry of Grace Community Church and its college fellowship, Grace on Campus. After completing his optometric training at the Southern California College of Optometry in Fullerton, David moved to San Jose to join New Life Community Church.

David is passionate about sharing the good news of Jesus Christ and training Christians to think and live biblically. In his spare time, David enjoys playing basketball, rock climbing, and hiking.

Emily Yang, PA-C

Emily is an emergency room physician assistant and also a deaconness at New Life Community Church in San Jose. She grew up in Los Angeles and completed her undergraduate studies in biology at UCLA. While subsequently completing physician assistant training at UC-Davis, Emily served as a deaconess at Grace Community Church and as a staff member at its college Bible study at UCLA (“Grace on Campus”).

Since being introduced to the idea of church planting several years ago, Emily has been excited about being a part of a church that seeks to impact the Bay area to the glory of Christ. Emily loves investing into the lives of other women and helping them to live biblically and effectively. Emily is happily married to Amos and enjoys trying all kinds of new activities, especially spending time with friends over a tasty morsel.

Fidelia Butt, MD

Dr. Fidelia Butt is a Bay Area native, and thanks to very wise parents grew up speaking Mandarin and some Cantonese. She earned her bachelors degree in music and biology as well as her masters degree in biology at Stanford University and completed medical school at George Washington University, general surgery internship at University of Chicago, and otolaryngology residency and otolaryngological oncology at UC-Davis. She currently is a head and neck surgeon at Kaiser Permanente in Santa Clara and adjunct clinical assistant professor at Stanford University School of Medicine.

Currently Fidelia attends Open Door Church in Mountain View. Her passion is for evangelism and prayer through community service both locally and globally. She always finds joy when she is able to go on medical missions. When not at work, she spends time volunteering for various nonprofit organizations, making stamp crafts, hanging out with friends, playing video games, and best of all, being an auntie and godmother to lots of cute kids and dogs!

James Chen, PhD

Dr. James Chen grew up in and was educated in Taiwan. He did his undergraduate studies at National Taiwan University, earned his doctorate in genetics at UC-Berkeley, and completed his post-doctoral fellowship at Cornell University. He is a long-time researcher at Stanford University interested in the area of human disease caused by metabolic enzyme deficiencies, such as mutations of Aldehyde Dehydrogenase 2 (ALDH2) and Glucose-6-Phosphate Dehydrogenase (G6PD). Of note, he discovered a class of novel small molecule activators for the family of aldehyde dehydrogenase which are currently under commercial development for clinical applications. His research involves collaborations with several institutes and medical schools in Taiwan.

James is a member of the Home of Christ Church in Fremont and also serves as a board member for Luke Christian Medical Mission. In his spare time, James enjoys biking (for grocery shopping), swimming, listening to music, and meeting friends. James is married with two daughters, ages 20 and 17. Spending time with his family and attending Bible studies are two other activities James loves to do.

Senior Research Scientist, SPARK Fellow/Adviser of Translational Discovery | Department of Chemical and Systems Biology, Stanford University School of Medicine

Co-founder & Consultant, ALDEA Pharmaceuticals, Redwood City, CA

James Fok, PharmD

James is a pharmacist with CVS Pharmacy in San Jose. He grew up in the Bay Area and went to UCLA for his undergraduate studies before then completing pharmacy school at University of North Carolina-Chapel Hill. Currently, James is pursuing a Masters of Arts in Christian Studies at Dallas Theological Seminary.

James is a member of New Life Community Church in San Jose. He enjoys serving in the prayer ministry and as a staff member at the church’s college Bible study at Santa Clara University (“New Life on Campus”). In his spare time, James loves to read and run.

Lindsey Chu, RD

Lindsey was born in Los Angeles and grew up in the Bay Area. She returned to her old stomping grounds and completed her undergraduate studies at Pepperdine University where she earned her bachelors degree in Nutritional Science. She is a Registered Dietitian and Foodservice Manager currently working with the company Compass Group USA located in Santa Clara.

While in Los Angeles, Lindsey was a member of Grace Community Church and faithfully served on the food team and as a small group leader. Currently, she is an active member at New Life Community Church in San Jose where she serves as the women’s Bible study leader and as a staff member for the Santa Clara University college campus ministry. In her free time, she loves doing Chinese watercolor painting, hiking, spending time with her family, and trying anything new.

Melanie Tsutsui, MS

Melanie is a speech-language pathologist working in the public schools. She grew up in Southern California and completed her undergraduate studies in Communicative Disorders at California State University-Northridge (CSUN). before completing her masters degree in Communication Disorders at Arizona State University-Tempe. After working in Phoenix for two years, to escape the heat she moved to the Bay Area where she began to regularly attend New Life Community Church (NLCC) in San Jose, eventually becoming a member.

Currently at her church Melanie helps to organize local outreach events in the Bay Area with a focus on building relationships in the community and creating avenues for evangelism. Evangelism is near and dear to Melanie’s heart and something she hopes to share with others and help others to have a passion for. In her spare time, Melanie enjoys baking and cooking for others, planning and hosting events, exploring new hiking trails, and trying new restaurants.

Paul Cheng MD, PhD

Dr. Paul Cheng was born in and grew up in Taiwan. He completed his fellowship training in pediatric allergy, asthma, and clinical immunology at UCSF and has taught there as a volunteer faculty member for 15 years. He is a fellow of the American Academy of Allergy, Asthma, and Immunology and has practiced in the East Bay for more than 20 years.

Paul has attended Home of Christ Church in Fremont in the past 17 years. He is also actively involved in Luke Christian Medical Mission where he serves as the Executive Director of the Mandarin Ministry. He is married to Mei, and together they have three adult sons. In his spare time Paul enjoys music and travel.


Board of Reference


Bruce Lin, MD

Dr. Bruce Lin is an Interventional Radiologist practicing in Fremont, California. He was born in Taiwan and came to the U.S. for high school with a four-year stopover in Buenos Aires, Argentina. Since then, he has moved nomadically for schooling among South Dakota (high school), Indiana (undergraduate), Vermont (medical school) and Chicago (University of Chicago for internship, residency, and fellowship) where he started his first interventional radiology practice. He married Sophia and the couple happily moved to California, settling first in Monterey and now in Fremont. They are blessed with a daughter Emma. The Lins now attend church in Santa Clara, CA. In his rare spare time, Bruce enjoys traveling with his family, movies, reading, bad skiing, and a good cup of joe.  His retirement dream is to become involved in mission aviation/medicine.

Timothy Tseng, PhD

Dr. Timothy Tseng has been the Pastor of English Ministries at Canaan Taiwanese Christian Church in San Jose, CA since 2010. He and his wife Betty grew up in New York City. They have been married for 30 years and have lived in the Bay Area since 2000. They have two college student sons: Nathaniel and Benjamin. His hobbies include photography, reading, travel, and fantasy sports.

Prior to becoming the pastor at Canaan, Tim founded and served as Executive Director of the Institute for the Study of Asian American Christianity (2005-2011). He has also been a Professor of Religious History at a number of seminaries and colleges.

Tim endeavors to strengthen the Asian-American Christian community through research, teaching, and supporting ministry leaders. He has published in the areas of Chinese American Christianity, Asian American studies, evangelical theology, and the history of race in the United States. Currently, he is starting an association of professional church leaders and pastors who serve in Asian-American contexts.

Tim did his undergraduate work at New York University (B.A. 1984) and studied at Eastern Baptist Theological Seminary before earning his M.Div. and Ph.D. in New York City. Visit his blog at