Our Physicians

Elmer Harder, MD

Elmer Harder, MD

Dr. Elmer W. Harder is an Obstetrician & Gynecologist serving the San Diego South Bay area where he has had the privilege of delivering over 14,000 babies, as well as performed thousands of gynecological surgeries.  His warm bedside manner and always genuine caring is what patients remember the most.

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Juan R. Rivera, Jr., MD

Juan R. Rivera, Jr., MD

Graduating from Loma Linda University School of Medicine, Dr. Rivera excelled as a senior resident and quickly developed his clinical reasoning and medical judgement in Obstetrics and Gynecology. He was recruited by Dr. Elmer Harder at SouthBay Obgyn Medical Group and here Dr. Rivera has come to sharpen his skills as an excellent clinician and caring physician.

Learn More About Dr. Rivera


Elizabeth Z. Scott, MD

Elizabeth Z. Scott, MD

Dr. Scott is a board certified Obstetrician Gynecologist who has lived and practiced in the South Bay for over 9 years.  She received her Bachelors degree, Cum Laude from Immaculate Heart College, Los Angeles.  She is a graduate of Creighton University School of Medicine, Omaha, Nebraska, where she became a member of the prestigious Alpha Omega Alpha Honors Medical Society.  Dr. Scott completed her internship at UCLA Cedar Sinai Medical Center, Los Angeles, California, and her residency at LSU, New Orleans, Louisiana.

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Aiwei Wang, MD

Dr. Wang is Board certified in Obstetrics and Gynecology and a Fellow of the American College of Obstetrics and Gynecology.  He received his medical degree and PhD from the Peking Union Medical College, Chinese Academy of Medical Science, Beijing, China.  He has been a member of SouthBay Obgyn Medical Group since 2005.

Learn More About Dr. Wang



Raghu Shettigar, MD

Raghu Shettigar, MD

Dr. Shettigar graduated from Medical School at New York Medical College in 1999.  He moved to Dallas, Tx for his residency in Ob/Gyn at UT Southwestern working at Parkland hospital which had the highest volume L&D department within the United states.

After completing his training, Dr. Shettigar worked in Austin, Tx at the academic program.  He built a small private practice while also serving as the Ob/Gyn medical student clerkship director.  During this time Dr. Shettigar also worked with Family Practice graduates who were seeking fellowship training in Obstetrics and Certified Nurse Midwives.

Dr. Shettigar took part in developing an Ob/Gyn residency in Austin which eventually became an integral part of Dell Medical school.

In 2018, Dr. Shettigar took the opportunity to join SouthBay Ob/Gyn as it was expanding it’s volume and partners bringing him into the San Diego area.  He has a balanced practice of general obstetrics and gynecology with interest in laparoscopy and minimally invasive surgery.

Dr. Shettigar is happily married with two teenage children.  In his spare time, he enjoys playing tennis, riding bikes, and practicing yoga. With his extended family are in the area, Dr. Shettigar looks forward to being of service to the community for years to come.

Dr. Shettigar is proficient in medical Spanish.

Michael J. Thesing, MD

dr michael thesing

Dr. Thesing is board certified by the American College of Obstetricians and Gynecologists. He received a Bachelors from Marquette University and is a graduate of the University of Cincinnati College of Medicine. He completed his residency in Obstetrics and Gynecology at Good Samaritan Hospital in Cincinnati, Ohio.

Dr. Thesing has built a thriving practice for over twenty years in Dayton, Ohio delivering babies and attending to the gynecologic needs of his patients throughout their lives. He partners with the patients to change their lifestyle to prevent disease and utilizing pharmacologic and minimally invasive surgical treatments as needed. he is happy to bring expertise in providing quality care to his patients in the office and hospital settings.

Dr. Thesing has multiple surgical skills including the da Vinci Robotic System, office endometrial ablations, Novasure and Minerva, Hyseroscopy with Myosure, pelvic floor therapies, Slings for stress urinary incontinence and Interstim for urinary urgency, frequency and urge incontinence.

Dr. Thesing and his wife, Melinda, have two songs, 22 and 24 years old and enjoy tennis, biking, hiking, music and cooking.

Dr. Thesing is thrilled to be joining the South Bay OBGYN group and he and his family are excited to live in sunny San Diego.

New Provider! Courtney Ketch, MD


Dr Ketch graduated from the University of Oklahoma College of Medicine in 2016. There she developed a passion for women’s health and the field of Obstetrics and Gynecology. During her time at OU she also was selected to be a member of the medical honor society Alpha Omega Alpha.

After her time in medical school, she was fortunate to be selected to the University of Louisville ObGyn residency for continued training. In Louisville, she developed her surgical skills and obstetrical knowledge. Dr. Ketch was also able to use her leadership skills as education chief at her institution.

Now that she has completed residency Dr. Ketch is incredibly excited to be joining the South Bay ObGyn family. Her special interests include minimally invasive surgery, general obstetrics, and caring for adolescent patients.

She with be joining her significant other who lives in San Diego and serves in the US Navy.  She enjoys baking and running in her spare time and is very excited for all of the wonderful weather and the welcoming people that Southern California has to offer.

Our Clinical Providers

Megan Jett, WHNP, CNM

Megan Jett, WHNP, CNM

Megan Jett is a women’s health nurse practitioner and a board certified nurse midwife.

She graduated cum laude from SDSU in 2003 with a bachelors degree in nursing and practiced as a labor and delivery nurse at an in hospital setting for over 13 years.  She enjoyed maternal child health care so much that she became a women’s health nurse practitioner and nurse midwife, graduating from SDSU in 2014 with her master’s degree in nursing. Megan earned the graduate award for her evidence based change project, co authoring and leading the implementation of a hospital wide OB hemorrhage policy.

She joined South Bay OBGYN in December 2014 and has been providing prenatal care, well woman exams, and family planning services as well assisting in cesarean sections and patient rounding in the hospital setting.

In her free time, Megan enjoys life in San Diego and spending time with her husband and two young girls.

Hilary Elkins, WHNP

Hilary Elkins, WHNP

Hilary Elkins has a Master of Science in Nursing, specializing as a Women’s Health Nurse Practitioner.  She attended and graduated from San Diego State University in May of 2016 and established herself as a Patient Care Specialist responsible for evaluating patients undergoing fertility treatments.

Prior to advancing her education, Hilary was a Triage, Labor and Delivery RN at a local hospital where she provided the highest standard of care to patients on a level III unit that delivers over 8,000 babies a year.  She was part of the Triage Core Team who were specifically trained to triage a wide range of obstetrical and gynecologic concerns.  Hilary functioned as a charge nurse overseeing the shift nurses and OB techs during several of her assignments.

Hilary is proficient in many GYN and OB related areas. She has a special interest in birth control management and fertility.

In October 2017, Hilary joined SouthBay OBGYN as a staff Nurse Practitioner and has been putting all of her acquired skills to great use.  She is able to assist the practice with IUD and Nexplanon placements and removals, Annual Well Woman Exam’s, Urinary tract and vaginal infections, breast concerns. etc.  She is a highly dedicated and caring provider.

In her free time, Hilary enjoys spending time with her daughter and friends.

Obed Ferrari, P-AC

Obed Ferrari, P-AC

Dr. Ferrari is a certified Physician Assistant that has been with SouthBay Obgyn Medical Group for the past 20 years.  He received his degree from Charles R. Drew University of Medicine and Science School of Allied Health in 1988.

Dr. Ferrari is a member of the American Association of Physician Assistants and the National Commission of Certified Physician Assistants.  He manages low risk Obstetrical Patients, Assists in Cesarean Sections and supports the practice in Well Woman Exams.

Dr. Ferrari is Fluent in English, Spanish and Portuguese and his special interests include contributing to Woman’s Health in the South Bay San Diego Area.  In his spare time, He enjoys spending time with Friends and Family, Traveling and Soccer.

News & Events

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March 2020 Newsletter from South Bay OBGYN

March Awareness March is National Multiple Sclerosis, Colorectal Cancer, Endometriosis and Trisomy Awareness month. Many illnesses that we at SB OBGYN are here to assist you with.