Faculty Profiles

Welcome | Program and Curriculum | Director's Message | Faculty Profiles | Application ProcessInterview Dates |
Interview Itinerary | Interview Travel | Resident Physician Profiles | Central Coast | Marian Regional 

Core Faculty

Taimur Chaudhry

Taimur Chaudhry, MD

Program Director
Medical School:SUNY Stony Brook
Residency:Sinai Hospital Of Baltimore

Dr. Chaudhry is a specialist in general obstetrics and gynecology with a strong interest in minimally invasive gynecologic surgery, general women’s health, and healthcare advocacy. Prior to joining the academic faculty at Marian Regional Medical Center, Dr. Chaudhry served as the Residency Program Director at Sinai Hospital of Baltimore where he was instrumental in developing a robust training program.  

Dr. Chaudhry is a passionate teacher and a dedicated educator who has been recognized regionally and nationally for his commitment to teaching medical students and residents.  He remains at the forefront of educational leadership with his active engagement in both the Council on Resident Education in Obstetrics and Gynecology (CREOG) and the Association of Professors of Gynecology and Obstetrics (APGO).


Larry Shields

Larry Shields, MD

Medical School: University of Texas, School of Medicine,
Residency: Medical Center Hospital/University of Texas Health Center San Antonio
Maternal-Fetal Medicine Fellowship: University of California, San Diego

After his training, Dr. Shields spent 13 years at the University of Washington and later served as program director of the Maternal-Fetal Medicine Fellowship there. He has also served as volunteer faculty at Stanford University as the resident supervising attending for labor and delivery. At Dignity Health, Dr. Shields is the director of Perinatal Services at Marian as well as the medical director of Perinatal Safety, overseeing patient safety and quality for the 29 maternity hospitals within Dignity Health. He has served as member of the California Maternal Quality Care Collaborative (CMQCC), serving on the following committees: Pregnancy-Related and Pregnancy-Associated Mortality Review (CA-PAMR), Maternal Hemorrhage Taskforce, and the Preeclampsia Taskforce as co-chair. He has over 20 years of experience as a maternal-fetal medicine specialist with a strong commitment to optimizing maternal and fetal outcomes, especially in pregnancies complicated by maternal medical or abnormal fetal conditions. Dr. Shields works out of the Perinatal Obstetrics/Gynecology Center in both Santa Maria and San Luis Obispo.


Danielle Feldman

Danielle Feldman, MD

Medical School: University of California, Los Angeles 
Residency: University of California, Los Angeles
Maternal-Fetal Medicine Fellowship: Cedars Sinai Medical Center, Los Angeles

Dr. Feldman works out of the Perinatal Obstetrics/Gynecology Center in Santa Maria and is the Director of Maternal-Fetal Medicine education for the residency program.

Brett Lebed

Brett Lebed, MD

Medical School: Temple University
Surgery and Urology Residencies: Temple University Female Pelvic Reconstruction / Urogynecology
Fellowship: Medical University of South Carolina

Dr. Lebed is fellowship-trained and board-certified in Female Pelvic Reconstruction/Urogynecology and Voiding Dysfunction. Dr. Lebed has taught residents and medical students in Urology and Female Pelvic Health since 2008. Previously, Dr. Lebed was the Director for Female Urology and Urodynamics at Temple University Hospital in Philadelphia. Dr. Lebed is the Director of Female Pelvic Medicine and Reconstructive Surgery for the residency program.


Daniel Rychlik

Daniel Rychlik, MD

Medical School: University of Illinois College of Medicine in Chicago
Residency: St. Francis Hospital 
Reproductive Endocrinology/Infertility Fellowship: Pritzker School of Medicine of the University of Chicago

Dr. Rychlik is a board-certified obstetrician/gynecologist and subspecialty-certified in reproductive endocrinology/infertility. In the past, he served as the subspecialty director for the residency program at Virginia Commonwealth University and the Phoenix Integrated Residency program. He also taught at the University of Illinois and George Washington University. Previously, Dr. Rychkik was the president of the ob/gyn society in Phoenix and secretary of District VIII-American Congress of Obstetricians and Gynecologists. Currently, Dr. Rychlik is with Southern California Reproductive Center and is the Director of the Reproductive Endocrinology and Infertility education for the residency program.


Elaine Yin

Elaine Yin, MD

Medical School: Temple University, School of Medicine
Residency: Temple University, School of Medicine

Dr. Yin works on the Central Coast as an obstetrician/gynecologist, conducts research in collaboration with California Polytechnic University in San Luis Obispo, and has served as chief of staff and department chair at different hospitals on the Central Coast. At Marian, she is the department chair of obstetrics/gynecology and has been training medical students and family medicine residents in obstetrics and gynecology in the office and hospital, including during surgery, as well as providing didactic instruction.


Tad Callahan

Tad Callahan, MD, MPH

Medical School: University of California, Irvine, College of Medicine
Residency: University of California, Irvine, College of Medicine

Dr. Callahan has been an obstetrician/gynecologist at Marian for many years and continues to train medical students and family medicine residents in obstetrics and gynecology in the hospital.


Brian Crisp

Brian Crisp, MD

Medical School: Uniformed Services University of the Health Sciences
Family Medicine Residency: Silas B. Hays Army Community Hospital
OB/GYN Residency: Tripler Army Community Hospital

Dr. Crisp is double board-certified in family medicine and as an obstetrician/gynecologist. After almost thirty years of service, Dr. Crisp retired from the U.S. Army.  Prior to his second residency in ob/gyn, Dr. Crisp taught Family Medicine at Tripler Army Medical Center and was an Assistant Clinical Professor of Medicine at the University of Hawaii.  While Chief of ob/gyn at Fort Carson, Colorado he was appointed Adjunct Assistant Professor of ob/gyn at the Uniformed Services University of the Health Sciences. He became a Fellow of the Royal Australian and New Zealand College of ob/gyn  while caring for an underserved population on New Zealand’s northeast coast. Since joining our team at Marian, Dr. Crisp has continued training medical students and Family Medicine residents in the hospital and providing didactic instruction.


Stephanie Lin

Stephanie Lin, MD

Medical School: Weill Cornell Medical College
Residency: NewYork-Presbyterian Hospital Weill Cornell Medical Center
Fellowship: University of Utah Health Sciences Center

Dr. Lin works at both the San Luis Obispo Perinatal Center at French Hospital Medical Center and the Perinatal Obstetrics/Gynecology Center at Marian. She is also an obstetric hospitalist who has been teaching medical students and family medicine residents.


Eli Zinner

Eli Zinner, MD

Medical School: University of Pennsylvania
Residency: Temple University

Dr. Zinner is a board-certified obstetrician/gynecologist and has been working with residents for over ten years, most recently with family medicine residents at Marian. Dr. Zinner is the Director of Medical Student Clerkships in ob/gyn at Marian. 


Anne Kennard

Anne Kennard, DO

Medical School: A.T. Still University
Residency: Banner University Medical Center

Dr. Kennard is an obstetrician/gynecologist, integrative medicine physician and osteopath. She believes strongly in the osteopathic principles of “whole person” healthcare, taking into account mind, body and spirit.


Jade Mas

Jade Mas, MD

Medical School: Herbert Wertheim College of Medicine
Residency: Stamford Hospital / Columbia - Presbyterian

Dr. Jade Mas, MD is an obstetrics & gynecology specialist. She believe everyone deserves to be heard and cared for. She takes her time with each patient, and believes that a relationship between patient and doctor is one of honesty and you should walk away fully understanding what is happening and why.  


Adjunct Faculty

Rocky Greer, MD, Rotation Coordinator
Edward Alderete, MD
Robert M. Turbow, MD 

Obstetric Hospitalists
Kellie DeLozier, MD
George Johnson, MD

Community Health Center 
Ahmed Abdelaziz, MD 
Tarek El Kheir, MD

Medicine Hospitalists
Willard Chung, MD, Program Director of Family Medicine Residency
Erine Erickson, MD
Ijeoma Ofiaeli, MD
Brandon Penn, MD
Joseph Yorke, MD

Emergency Department
Charles Merrill, MD, Rotation Coordinator
Caleb Bailey, MD
David Ketelaar, MD
Sam Miller, DO
Mary Welch, DO

Learn More About Our Residency Program

Please contact Sarah Perry
[email protected]