"Jonathan Tammela, MD, FACOG, is a board-certified Gynecologic Oncologist Surgeon. Dr. Tammela provides highly specialized care in the diagnosis, treatment, and management of cancers affecting the female reproductive tract. He is highly skilled at minimally-invasive Robotic Surgery.""I understand that being faced with a diagnosis of cancer or a complex gynecologic condition can cause patients to feel frightened or anxious. For this reason, timely access to consultation and treatment is my priority. I am committed to offering patients the most up-to date,evidence-based therapies, including Robotic Surgery when appropriate. I believe in the importance of clearly explaining all treatment options to the patient, so that together we can make the best plan of care for her unique needs.""—Jonathan Tammela, MD, FACOGA trailblazer in his field, Dr. Tammela established the first full-time Robotic Gynecologic Oncology program in Northeast Wisconsin and has performed more than 1000 robotic surgeries. Dr. Tammela completed his undergraduate studies in Hawaii and earned his medical degree from Indiana University School of Medicine. He completed his residency in OB/GYN at the University of Florida, Jacksonville and then completed subspecialty training in Gynecologic Oncology at Roswell Park Cancer Institute in Buffalo, New York. Dr. Tammela treats all types of gynecologic cancers and is triple board certified in Gynecologic Oncology, Hospice and Palliative Care, and Obstetrics and Gynecology.He has won several awards including “Innovator of the Year Award”for cancer treatment and robotic surgery.". Dr. Tammela is highly rated in 15 conditions, according to our data. His top areas of expertise are Malignant Mixed Mullerian Tumor, Endometrial Cancer, Endometrial Stromal Sarcoma, Desmoplastic Small Round Cell Tumor, and Oophorectomy.

Laurence Shields is a Neonatologist and an Obstetrics and Gynecologist in Santa Maria, California. Dr. Shields is highly rated in 1 condition, according to our data. His top areas of expertise are Eclampsia, Gestational Diabetes, Preeclampsia, and Erb's Palsy. Dr. Shields is currently accepting new patients.

Carol Karamitsos is an Obstetrics and Gynecologist in Santa Maria, California. Dr. Karamitsos is highly rated in 1 condition, according to our data. Her top areas of expertise are Uterine Prolapse, Vaginismus, Endometrial Polyps, Hormone Replacement Therapy (HRT), and Hysterectomy.

Take care of all aspects of your health. Her top areas of expertise are Neuralgia, Human Papillomavirus Infection, Female Genital Sores, and Vaginal Bleeding Between Periods.

Vellore Kasturi is an Obstetrics and Gynecologist in Santa Maria, California. Her top areas of expertise are Mosaic Trisomy 9, Vaginal Yeast Infection, Uterine Prolapse, Hormone Replacement Therapy (HRT), and Oophorectomy. Dr. Kasturi is currently accepting new patients.

Dr. Crisp was double trained in both Family Medicine and in Obstetrics and Gynecology. Prior to his second residency in OB/GYN, Dr. Crisp taught Family Medicine at Tripler Army Medical Center in Honolulu, Hawaii, 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. After almost thirty years of service, Dr. Crisp retired from the U.S. Army. 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 for almost two and a half years. Since joining our team at Marian, Dr. Crisp has continued training OB/GYN and Family Medicine residents, and has served as the liaison between our two departments. His top area of expertise is Hormone Replacement Therapy (HRT).

Daniele Feldman is a Neonatologist and an Obstetrics and Gynecologist in Santa Maria, California. Her top area of expertise is Placenta Previa. Dr. Feldman is currently accepting new patients.

IDr. Stephanie Zamora, DO is a board-eligible obstetrician and gynecologist joining CFWH in September of 2023. She received a Bachelor of Science degree in Biochemistry and Bachelor of Arts degree in Spanish from Loyola Marymount University. She attended medical school at Western University of Health Sciences and graduated with honors. She completed her residency here at Marian Regional Medical Center. Dr. Zamora practices full scope obstetrics and gynecology. She manages contraception (including IUD and Nexplanon placements and removal), cervical cancer screening, STIs, pelvic pain, ovarian cysts, abnormal bleeding, abnormal Pap smears, PCOS, recurrent pregnancy loss, vulvar disorders, menopause, urinary incontinence, and prolapse. She provides prenatal care and ultimately delivers while on call shifts by vaginal delivery, vacuum-assisted vaginal delivery, and C-sections. She performs in office procedures and also offers minimally invasive surgical approaches.Dr. Zamora is a native Spanish-speaker originally from Los Angeles. She now happily calls the Central Coast home with her husband and dog. She looks forward to meeting you!.

Born in Colombia and raised in Miami, Florida, I completed my undergraduate studies at the University of Florida before earning my medical degree from Ross University School of Medicine. I went to complete my OB/GYN residency at St.Peter’s University hospital/Rutgers Robert Wood Johnson Medical School in New Jersey, where I served as academic chief resident.I’ve since relocated to sunny California with my husband, who is originally from the area. Outside of medicine, I love spending time outdoors with our energetic two-year-old and our giant, fluffy dog.

Dr. (Kolmakova) Hwang earned her medical degree at West Virginia School of OsteopathicMedicine and completed her Obstetrics and Gynecology Residency at ReadingHospital/Tower Health in Pennsylvania• She has been honored with a Patient Experience Award for outstanding care andbedside manner and places a high emphasis on educating patients and elevatingtheir medical experience• Dr. Hwang speaks five languages—Russian, Italian, German, Spanish andEnglish—and enjoys learning about other cultures and their traditions ❝ I believe in treating my patients like I would treat my family and friends.I also believe in providing a caring, safe, trustworthy and informativeenvironment for my patients.❞. Her top areas of expertise are Hormone Replacement Therapy (HRT) and Oophorectomy.

Dr. Bazargan earned her Doctor of Osteopathic Medicine degree from Michigan State University College of Osteopathic Medicine and completed her OB/GYN residency and training from Michigan State University Ascension Providence Hospital. She is highly skilled in minimally invasive robotic surgical procedures using DaVinci Xi technology.  Dr. Bazargan is available to care for all of your OB/GYN needs and has a special interest in breastfeeding education.My patients are my partners when it comes to their health and wellness. By working together and taking a whole person approach, we can optimize our success. Her top areas of expertise are Vaginal Cysts, Vaginal Dryness, Hormone Replacement Therapy (HRT), and Oophorectomy.

Dr. Yin is a board certified obstetrician/gynecologist who is committed to excellent patient care and teaching the next generation of obstetrician/gynecologists. She was in private practice for 20 years in San Luis Obispo and was Chief of Staff, OB/GYN department chair and served on the hospital community board at Sierra Vista hospital before coming to Santa Maria in 2012. She has served as perinatal department chair and on Marian hospital community board. Currently, she is serving on the Marian Foundation Board and Pacific Health Centers Community Board.She went to UC Davis majoring in physiology , UCLA for Masters in Public Health epidemiology, and Temple University in Pennsylvania for medical school and residency in Obstetrics and Gynecology. Her top areas of expertise are Vulvovaginitis, Pelvic Inflammatory Disease, Vaginal Cysts, Hormone Replacement Therapy (HRT), and Hysterectomy.

Estrella Benzaquen is an Obstetrics and Gynecologist in Santa Maria, California. Her top areas of expertise are Preeclampsia, Hyperemesis Gravidarum, Vaginal Cysts, Vaginal Dryness, and Hormone Replacement Therapy (HRT).

George Johnson is an Obstetrics and Gynecologist in Santa Maria, California. His top areas of expertise are Angiomyoma, Uterine Fibroids, Postmenopausal Osteoporosis, Vitamin D Deficiency, and Hormone Replacement Therapy (HRT).

Peter Singson is an Obstetrics and Gynecologist in Santa Maria, California. His top areas of expertise are Preeclampsia, Vaginal Bleeding in Pregnancy, Polyhydramnios, Hormone Replacement Therapy (HRT), and Salpingo-Oophorectomy. Dr. Singson is currently accepting new patients.

Peter Roca is an Obstetrics and Gynecologist in Santa Maria, California. His top areas of expertise are Uterine Prolapse, Rectocele, Urinary Incontinence, and Hormone Replacement Therapy (HRT).

Xinyue Chen is an Obstetrics and Gynecologist in Santa Maria, California. Her top areas of expertise are Thrush and Plaque Psoriasis.

My Dinh is an Obstetrics and Gynecologist in Santa Maria, California. Her top area of expertise is Gestational Diabetes.

Rebecca Jones is an Obstetrics and Gynecologist in Santa Maria, California. Dr. Jones is currently accepting new patients.

Kerri Wiltchik is an Obstetrics and Gynecologist in Santa Maria, California. Her top areas of expertise are Urinary Incontinence, Postmenopausal Osteoporosis, Protein Deficiency, and Vulvovaginitis.

Anne Kennard is an Obstetrics and Gynecologist in Santa Maria, California. Her top areas of expertise are Menopause and Hormone Replacement Therapy (HRT).

Thuy Le is an Obstetrics and Gynecologist in Santa Maria, California. His top areas of expertise are Hemolysis, Vaginal Bleeding in Pregnancy, Fetal Enterovirus Syndrome, Hormone Replacement Therapy (HRT), and Salpingo-Oophorectomy.

Eli Zinner is an Obstetrics and Gynecologist in Santa Maria, California. His top areas of expertise are Hormone Replacement Therapy (HRT) and Oophorectomy.

Danny Lickness is an Obstetrics and Gynecologist in Santa Maria, California. Dr. Lickness has been practicing medicine for over 47 years. His top area of expertise is Endometrial Polyps.

Fredrick Dapaah-Siakwan is a Neonatologist and a Pediatrics provider in Santa Maria, California. Dr. Dapaah-Siakwan is highly rated in 6 conditions, according to our data. His top areas of expertise are Infantile Pneumothorax, Premature Infant, Neonatal Abstinence Syndrome, Gastrostomy, and Splenectomy.