Our Expert Team

Jeannine Rahimian, MD

Specialty: Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor and Vice Chair of Clinical Operations of Obstetrics and Gynecology. Dr. Rahimian completed her medical degree and obstetrics & gynecology residency at UCLA School of Medicine.

Yalda Afshar, MD, PhD

Specialty: Gynecology, Maternal Fetal Medicine, Obstetrics
Practice Location: OBGYN Women’s Clinic, Westwood

Assistant Professor In-Residence of Obstetrics and Gynecology in the Division of Maternal Fetal Medicine. Dr. Afshar completed her M.D./Ph.D. at the University of Illinois, Chicago, her OB/GYN residency at Cedars-Sinai Medical Center and Maternal-Fetal Medicine fellowship at UCLA. Her clinical and research interests intersect and include high-risk pregnancy, prenatal ultrasound and congenital heart disease, either affecting the mother or fetus. Dr. Afshar is a recipient of a National Institute of Health Reproductive Scientist Award. Her research is focused on congenital heart disease, among other translational pregnancy related topics.

Gautam Chaudhuri, MD, PhD

Specialty: Fertility and Reproductive Health, Gynecology

Distinguished Professor of Obstetrics and Gynecology. Dr. Chauduri completed his medical degree at R.G.Kar Medical College, his obstetrics & gynecology residency at SUNY Buffalo School of Medicine & Biomed Sciences and a reproductive endocrinology fellowship at USC School of Medicine.

Angela Chen, MD

Specialty: Family Planning, Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN West Medical, OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Chen completed her medical degree, obstetrics & gynecology residency and fellowship at Boston University School of Medicine and Boston Medical Center.

Alexander Chiang, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Chiang completed his medical degree at UCI School of Medicine and his obstetrics & gynecology residency at UCLA School of Medicine.

Joshua Cohen, MD

Specialty: Gynecologic Oncology, Gynecology, Robotic / Minimally Invasive Surgery
Practice Location: OBGYN Specialty Suite, Westwood, OBGYN, Westlake Village

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology and Interim Division Chief of Gynecologic Oncology. Dr. Cohen completed his medical degree at Northwestern University Feinberg School of Medicine, his obstetrics & gynecology residency at UCSF School of Medicine and his obstetrics & gynecology fellowship at UCLA School of Medicine. Dr. Cohen is a board certified gynecologic oncologist and the program director for the UCLA gynecologic oncology fellowship.  He has extensive experience in minimally invasive gynecologic surgical procedures including robotic surgery and sentinel lymph node dissection. Dr. Cohen is committed to providing cutting edge clinical trials for patients with a focus on personalized medicine. 

Jacqueline Collins, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Santa Clarita

Assistant Clinical Professor - Voluntary of UCLA Obstetrics and Gynecology. Dr. Collins completed her medical degree at Wright State University School of Medicine and obstetrics and gynecology residencies at Advocate Illinois Masonic Medical Center and Lenox Hill Hospital. She is board certified in obstetrics and gynecology, and has a special interest in colposcopy and infertility.

Jacqueline Fahey, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Specialty Suite, Westwood

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Fahey completed her medical degree at UC Davis School of Medicine and her gynecology residency at UCLA School of Medicine. Her clinical interests include comprehensive and individualized care for women of all ages, including management of pregnancy, contraception, adolescent health, abnormal uterine bleeding, fibroids, benign ovarian masses and minimally invasive gynecologic surgery. Dr. Fahey’s research interests include diabetes in pregnancy and substance use in women's health.

Jodi C. Ferro, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Westlake Village

Assistant Clinical Professor – Voluntary of Obstetrics and Gynecology. Dr. Ferro completed her medical degree at University of Southern California School of Medicine and her obstetrics & gynecology residency at Los Angeles County Hospital/USC where she was elected and served as the Senior Chief Resident her final year. Dr. Ferro is a fourth generation Ventura County resident and is proud to serve the community where she grew up. Dr. Ferro is board certified and is a Fellow with the American Board of OB/GYN.

Christin Field, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Westlake Village

Assistant Clinical Professor - Voluntary of UCLA Obstetrics and Gynecology. Dr. Field completed her medical degree from St. Louis University School of Medicine and her obstetrics and gynecology residency at Loma Linda School of Medicine. She is board certified in obstetrics and gynecology.

Tamara Grisales, MD

Specialty: Fibroid Treatment Program, Gynecology, Pelvic Medicine, Robotic / Minimally Invasive Surgery
Practice Location: 200 Medical Plaza, Suite 140

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Grisales completed her medical degree at University of Texas Medical School at Houston, her obstetrics & gynecology residency and her female pelvic medicine and reconstructive surgery fellowship at the UCLA School of Medicine.

Alexandra Havard, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Havard completed both her medical degree and residency in obstetrics & gynecology at the UCLA School of Medicine. She enjoys providing comprehensive care for women of all ages. Her clinical interests include adolescent health and contraception management, pregnancy, abnormal uterine bleeding and management of menopausal symptoms. Her surgical interests include minimally invasive gynecologic surgery such as hysteroscopy and laparoscopic myomectomy.

Jessica Hsu, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Hsu completed her medical degree at Tufts University School of Medicine and her obstetrics & gynecology residency at Cedar-Sinai Medical Center. She has special clinical interests in general obstetrics and operative gynecologic procedures, specifically minimally invasive surgeries. Her research interests include obstetrical healthcare utilization, patient safety and health care quality.

Kirsten Jensen, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Jensen completed her medical degree and her obstetrics & gynecology residency at UCLA School of Medicine.

Michael Johnson, MD

Specialty: Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Johnson completed his medical degree and his obstetrics & gynecology residency at UCLA School of Medicine. He is board certified in obstetrics and gynecology.

Lisa M. Little, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Porter Ranch

Assistant Clinical Professor – Voluntary of Obstetrics and Gynecology. Dr. Little completed her medical degree at Ross University School of Medicine in New York and obstetrics & gynecology residency at Southern Illinois School of Medicine in Springfield.

Sukrant Mehta, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Mehta completed his medical degree at St. George's University School of Medicine/Grenada, MD, and obstetrics & gynecology residency at Cedars-Sinai Medical Center.

Erin M. Mellano, MD

Specialty: Gynecology, Pelvic Medicine
Practice Location: OBGYN, Torrance

Assistant Clinical Professor – Voluntary of Obstetrics and Gynecology. Dr. Mellano completed her medical degree, obstetrics & gynecology residency and female pelvic medicine and reconstructive surgery fellowship at UCLA School of Medicine. Dr. Mellano has a passion for women’s health, specifically pelvic floor disorders and bladder dysfunction.

Sanaz Memarzadeh, MD, PhD

Specialty: Gynecologic Oncology, Gynecology, Robotic / Minimally Invasive Surgery
Practice Location: OBGYN Specialty Suite, Westwood

Professor of Obstetrics and Gynecology Dr. Memarzadeh completed her medical degree at University of Pittsburgh, residency and gynecologic oncology fellowship at UCLA School of Medicine. As a board-certified expert gynecologic cancer surgeon Dr. Memarzadeh has 14 years of active surgical practice specializing in minimally invasive robotic surgery, ovarian cancer debulking surgery, complex pelvic and abdominal surgeries. Her surgical expertise also includes sentinel lymph node mapping, vulvar, cervical and endometrial cancer surgeries. In addition to being an accomplished surgeon she is a scientist performing leading edge research aimed at advancing therapies for women impacted by cancers. Dr. Memarzadeh treats her patients as family members and is determined to improve lives of women with cancer through implementing innovative surgical and research approaches. 

Lauren Nathan, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN Women’s Clinic, Westwood

Professor of Obstetrics and Gynecology. Dr. Nathan completed her medical degree at Duke University School of Medicine and obstetrics & gynecology residency at UCLA School of Medicine.

Leena S. Nathan, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Westlake Village

Assistant Clinical Professor - Voluntary of UCLA Obstetrics and Gynecology. Dr. Nathan received her undergraduate education at University of California, San Diego, her medical degree from Stanford University School of Medicine and her residency in obstetrics and gynecology at UCLA. She also completed a family medicine residency at Kaiser Woodland Hills. Dr. Nathan specializes in comprehensive care for women including well-woman visits, obstetrics, and gynecology/gynecologic surgeries. Her focus lies in promoting the well-being of women of all ages ranging from adolescence through menopause. Dr. Nathan's favorite part of being a doctor is helping women have healthy pregnancies and deliveries. In addition to her clinical practice, Dr. Nathan serves as the medical director for UCLA’s community OBGYN practices in Santa Clarita, Torrance, Westlake Village and West Hills.

Lisa Nicholas, MD

Specialty: Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Nichols completed her medical degree at Boston University School of Medicine and obstetrics & gynecology residency at LAC Martin Luther King Jr. - Drew Medical Center.

Erica Oberman, MD

Specialty: Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Specialty Suite, Westwood

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Oberman completed her medical degree at UCSF School of Medicine and obstetrics & gynecology residency at UCLA School of Medicine.

Ram Parvataneni, MD

Specialty: Family Planning, Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics, Robotic / Minimally Invasive Surgery
Practice Location: OBGYN West Medical, OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Parvataneni joined UCLA after residency at Baylor College of Medicine and fellowship at UCSF. Dr Parvataneni provides comprehensive gynecologic care. His practice is mostly referral based and emphasizes empathic, personalized, patient centered care. He is a member of the UCLA fibroid treatment program, with expertise in newer, minimally invasive options for the management of fibroids including robotic assisted surgeries. He is actively involved in clinical research for fibroids and has several clinical trials evaluating newer treatment options and outcomes. Dr Parvataneni is board certified in Obstetrics and Gynecology, is a fellow of the American College of Obstetrics and Gynecology, and the recipient of many teaching and patient care awards including the UCLA Exceptional Physician award.

Rajita Patil, MD

Specialty: Family Planning, Gynecology, Obstetrics, Labor & Delivery
Practice Location: OBGYN, Santa Monica, OBGYN West Medical

Assistant Clinical Professor-Voluntary of Obstetrics and Gynecology, Dr Patil completed her undergraduate studies at University of Pennsylvania and medical degree at University of Illinois School of Medicine in Chicago.  She completed her obstetrics & gynecology residency at the University of California, San Francisco (UCSF) School of Medicine. She has special clinical interests in the full scope of family planning services and obstetrics.

Ramneek K. Rana, MD

Specialty: Gynecology Sub-specialty Santa Monica, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Rana completed her medical degree at The George Washington University School of Medicine. She completed her obstetrics & gynecology residency at the State University of New York Downstate Medical Center. She is board-certified with the American Board of Obstetrics & Gynecology and is a Fellow of the American College of Obstetricians and Gynecologists. 

Andrea Rapkin, MD

Specialty: Gynecology, Pelvic Pain
Practice Location: OBGYN Specialty Suite, Westwood, GYN Sub-Specialties, Santa Monica

Professor of Obstetrics and Gynecology and Director of the UCLA Pelvic Pain Clinical and Research program. Dr. Rapkin received her medical degree from SUNY Buffalo School of Medicine & Biomed Sciences and completed a residency in obstetrics and gynecology at UCLA. Dr. Rapkin has authored over a 120 articles, chapters, and books and received numerous grants to study chronic pelvic and vulvar pain, as well as hormonally associated mood disorders. She initiated one of the first multidisciplinary pelvic pain programs offering comprehensive and innovative care and access to current research studies for women suffering from complex disorders. Current NIH funding has allowed Dr. Rapkin to study structure and function of the brain, vaginal microbiome, genetics and inflammatory profiles in women with vulvodynia.

Radhika Rible, MD

Specialty: Family Planning, Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN West Medical, OBGYN Women’s Clinic, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Rible completed her medical degree at Columbia University College of Physicians/Surgeons, obstetrics & gynecology residency at Duke University Medical Center and obstetrics and gynecology fellowship at LAC + USC Medical Center.

Valentina Rodriguez-Triana, MD

Specialty: Fibroid Treatment Program, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Specialty Suite, Westwood

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Rodriguez-Triana graduated from Mount Sinai School of Medicine in New York and completed her residency training at UCLA. Prior to beginning residency, she earned her Masters Degree in Journalism from Columbia University. She has particular interest in minimally invasive gynecologic surgery, and has surgical expertise in complex laparoscopy including laparoscopic myomectomy. She is also interested in the surgical management of female- to- male transgender patients. She has published book chapters on the management of fibroids and abnormal uterine bleeding, and sits on the board of the UCLA Fibroid Treatment Program and the UCLA Gender Health Program. Her research has been focused on the surgical management of fibroids and development of residency medical education curriculum.

Brianne Romeroso, MD

Specialty: Fibroid Treatment Program, Gynecology, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Romeroso completed her medical degree at University of Virginia School of Medicine and obstetrics & gynecology residency at UCLA School of Medicine.

Amy Rosenman, MD

Specialty: Gynecology Sub-specialty Santa Monica, Pelvic Medicine
Practice Location: 200 Medical Plaza, Suite 140

Health Sciences Clinical Professor of Obstetrics and Gynecology. Dr. Rosenman completed her medical degree at New York Medical College, obstetrics & gynecology residency at UCLA School of Medicine and female pelvic medicine and reconstructive surgery fellowship at American Board of Obstetrics and Gynecology.

Ranoo A. Sabnis, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Westlake Village

Assistant Clinical Professor – Voluntary of Obstetrics and Gynecology. Dr. Sabnis completed her medical degree at University of Pittsburgh School of Medicine and obstetrics & gynecology residency at Rush University Medical Center.

Autumn Martine Schafer, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Santa Clarita

Assistant Clinical Professor (Voluntary) of UCLA Obstetrics and Gynecology. Dr. Schafer completed her medical degree from Wayne State University School of Medicine and her obstetrics and gynecology residency at MetroHealth Medical Center.

Michelle Song, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Santa Monica

Assistant Clinical Professor - Voluntary of Obstetrics and Gynecology. Dr. Song completed her medical degree from Texas Southwestern Medical School and her obstetrics and gynecology residency at University of Texas Medical Branch at Galveston. She has a special interest in advanced minimally invasive surgery.

Carilyn H. Sparks, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Torrance

Assistant Clinical Professor – Voluntary of Obstetrics and Gynecology. Dr. Sparks completed her medical degree at University of Oklahoma College of Medicine and obstetrics & gynecology residency at UCLA School of Medicine.

Aparna Sridhar, MD, MPH, FACOG

Specialty: Family Planning, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN West Medical, OBGYN Specialty Suite, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Sridhar completed her medical degree at Rajiv Gandhi University of Health Sciences, Mysore Medical College, India, obstetrics & gynecology residency at University of Medicine and Dentistry New Jersey and obstetrics and gynecology fellowship at UCLA School of Medicine. Her research interests include contraception and family planning.

Amy Stoddard, MD

Specialty: Family Planning, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Santa Monica, OBGYN West Medical

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Stoddard completed her medical degree at Saint Louis University and obstetrics & gynecology residency at UCLA School of Medicine.

Christopher Tarnay, MD

Specialty: Fibroid Treatment Program, Gynecology, Pelvic Medicine, Robotic / Minimally Invasive Surgery
Practice Location: 200 Medical Plaza, Suite 140

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Tarnay completed his medical degree at Georgetown University School of Medicine, obstetrics & gynecology residency at UCLA School of Medicine and obstetrics and urogynecology & reconstructive pelvic surgery fellowship at Harbor - UCLA Medical Center.

Katherine Taylor, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Santa Clarita

Assistant Clinical Professor (Voluntary) of UCLA Obstetrics and Gynecology. Dr. Taylor completed her medical degree from UC Irvine School of Medicine and her obstetrics and gynecology residency at Albert Einstein College of Medicine/Yeshiva University.

Michelle Tsai, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Santa Monica

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Tsai completed her medical degree at Virginia Commonwealth University/Medical College of Virginia and her obstetrics and gynecology residency at University of Hawaii John A. Burns School of Medicine. Her clinical interests include family planning, minimally-invasive surgery, and teen and adolescent health.

Abby Uhrinak, MD

Specialty: Gynecology, Obstetrics
Practice Location: OBGYN, Westlake Village

Assistant Clinical Professor (Voluntary) of UCLA Obstetrics and Gynecology. Dr. Uhrinak completed her medical degree from USC Keck School of Medicine and her obstetrics and gynecology residency at LAC + USC Medical Center.

Angela T. Valle, MD

Specialty: Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN, Westlake Village

Assistant Clinical Professor – Voluntary of Obstetrics and Gynecology. Dr. Valle completed her medical degree at Albany Medical College and obstetrics & gynecology residency at LAC + USC Medical Center.

Steve Yu, MD

Specialty: Fibroid Treatment Program, Gynecology
Practice Location: OBGYN Specialty Suite, Westwood

Health Sciences Associate Clinical Professor of Obstetrics and Gynecology. Dr. Yu completed his medical degree at St. George's University School of Medicine/Grenada and obstetrics & gynecology residency at University Hospitals of Cleveland.

Mya Zapata, MD

Specialty: Family Planning, Gynecology, Labor & Delivery, Obstetrics
Practice Location: OBGYN Specialty Suite, Westwood, OBGYN West Medical

Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. Dr. Zapata completed her medical degree at University of Chicago Pritzker School of Medicine, obstetrics & gynecology residency at UCLA School of Medicine and family planning fellowship at University of Michigan Health System.