Meet our amazing physicians

Siniva L. Kaneen MD, FACOG

Board Certified OB/GYN

Specializing in: Gynecology, Pelvic Surgery, Laparoscopic Surgery, Infertility Treatment, Minimally Invasive GYN Procedures

Dr. Siniva Kaneen was born and raised in Southern California. She attended the University of California, San Diego, School of Medicine and graduated in June of 2001. Dr. Kaneen completed her post graduate medical training in June of 2005 at Cedars-Sinai Medical Center, Los Angeles, CA with her specialty in OB/GYN. Dr. Kaneen loves to travel, and has a passion for fitness and cooking.

Languages Spoken: English (primary) and Spanish

Jason P. Helliwell MD, FACOG, FACS, FAACS

Board Certified OB/GYN

Specializing in: High & Low Risk Obstetrics, Pelvic Surgery, Infertility Treatment, Minimally Invasive GYN Procedures

Dr. Helliwell grew up in Thousand Oaks, California graduating from Thousand Oaks High School. He then attended the University of California, San Diego where he earned a B.S. Degree in biochemistry and cell biology. Dr. Helliwell speaks the Spanish language fluently. Enjoying activities such as surfing and hiking, Dr. Helliwell remained at UCSD to obtain his medical degree. Dr. Helliwell specialized in obstetrics and gynecology, performing extensive research and internships, as well as publishing several articles in academic journals pertaining to OB/GYN. Dr. Helliwell has numerous publications in urogyecology and infertility and his interests are in urogynecology, infertility, and cosmetic surgery. His cosmetic surgery expertise includes body contouring and breast enhancement.

Dr. Helliwell’s first two years of residency were at the world-renowned Cedars-Sinai Medical Center in Los Angeles. He then decided to obtain valuable experience at Harbor-UCLA Medical Center for the remaining years of his residency.

After completing residency, Dr. Helliwell practiced with Kaiser Permanente and obtained his board certification in OB/GYN. Dr. Jason Helliwell is a Fellow of the American College of Obstetricians and Gynecologists. His wife, Siniva, is also an OB/GYN doctor at Advanced Women’s Health Center. Dr. Helliwell always wanted to start his own private practice where he could provide superior care to his patients. With this goal in mind, he opened Bakersfield’s Advanced Women’s Health Center in 2007.

Professional Certifications:

  • Board Certified by the American Board of Obstetrics & Gynecology (ABOG), since 2005
  • Fellow of the American College of Surgeons (FACS), since 2009
  • Fellow of the American Academy of Cosmetic Surgery (FAACS), since 2009
  • Diplomate of American Society of Cosmetic Breast Surgery, since 2012
  • Diplomate of the American Board of Cosmetic Surgery in breast, body, and extremities

Board Certifications:

  • Diplomate of the American Board of Obstetrics & Gynecology (ABOG), since 2006
  • Award for excellence in cosmetic surgery education, 2010, awarded by American Academy of Cosmetic Surgery
  • Patient Choice Award, Vitals.com, 2008, 2009, 2010
  • Chief Resident OB/GYN Research Award Harbor-UCLA, Recognizes Best Research Paper, Sponsored by Organon USA, 2003
  • Award for “Special Excellence in Endoscopic Procedures” Given by the American Association of Gynecologic Laparoscopists to a Chief Resident for Superior Laparoscopic Surgery Skills, Harbor-UCLA, 2003
  • Val Davajan Fellow Award, Recognizes Excellence in Research, Pacific Coast Reproductive Society, 2003.
  • Genesis Network for Reproductive Health, Scholarship Recipient, Pacific Coast Reproductive Society Annual Meeting, 2003.
  • Resident Reporter Representative for Harbor-UCLA OB/GYN Residency Program, 50th Annual Meeting of the ACOG, Wyeth-Ayerst Laboratories, 2002.
  • Letter of Standing Ovation for Quality Service, Awarded for Compassionate and Outstanding Care of Patients in Labor and Delivery, Cedars-Sinai Medical Center, 1999.
  • Hispanic Center of Excellence Scholar /Alumni, University of California, San Diego School of Medicine, 1995-present.
  • Speaker and Educator for Pfizer Corp., Urogynecology and female incontinence, 2007-present
  • Speaker and Educator for Waener Chilcott, Urology/ Gynecology Division 2011-present
  • Chief of Department of OB/Gyn, Mercy Hospitals Bakersfield, 2012-present
  • Vice-Chief of the Department of OB/Gyn, Mercy Hospitals Bakersfield, 2009-2011
  • Trainer, Boston Scientific Pelvic Floor Reconstruction – Posterior Repair – Anterior Repair, 2011-present
  • American College of Obstetricians and Gynecologists, Active Fellow
  • American College of Surgeons, Active Fellow
  • American Academy of Cosmetic Surgery, Active Fellow
  • American Academy of Cosmetic Breast Surgery, Active Member
  • Current ACLS and BLS Certification

August D. Accetta MD, FACOG

Board Certified OB/GYN

Specializing in: Gynecology, Laparoscopic Surgery, Infertility Treatment, Minimally Invasive GYN Procedures


I have been coming to Dr Helliwell for 6 years. Always a friendly polite atmosphere very professional. You can obtain many services here in one office, I have gotten my Gynocologist and my asthetic beauty needs filled here at Advanced Womans Health center. I highly recommend Dr Jason Helliwell and the Womens Health Center.
Melissa T.