Our Team

Our Team

Our practice is comprised of physicians, nurse practitioners, and certified nurse midwives, all working together to benefit patients in both wellness and illness.

Dr. Fayez Guirguis, MD, FACOG

Dr. Guirguis started this practice in Park Slope Brooklyn in 1987. Dr. Guirguis graduated from Cairo medical school and went on to specialize in general surgery as well as extensive training in plastic and cosmetic surgery. He then found his passion in women’s health care and went on to complete his residency in OBGYN at Brooklyn Hospital.

Dr. Fayez Guirguis, MD, FACOG

Dr. Jill-Ann Swenson, MD, FACOG

Dr. Swenson is a board certified OB GYN. Originally from Brooklyn NY, Dr. Swenson graduated magna Cum Laude from Siena College and received her medical degree from SUNY- Upstate Medical University in Syracuse where she was elected to AOA Honor Society. She completed her residency training at NY Methodist Hospital where she was awarded multiple teaching award from her peers.

Dr. Swenson joined the practice in July 2010. Her areas of interest include Adolescent Gynecology, Management of Abnormal Pap Smears/Colposcopy, and Minimally Invasive Surgery.

Dr. Jill-Ann Swenson, MD, FACOG

Dr. Peter Guirguis, MD, FACOG

Dr. Guirguis is a board certified OB GYN. He grew up in Brooklyn before heading to Boston where he received his undergraduate education at Tufts University. Dr. Pete then earned his medical degree from SUNY- Upstate Medical University in Syracuse and completed his Ob/Gyn residency at the University of Connecticut in affiliation with Hartford hospital.

He joined the practice in July 2011 and became a certified robotic surgeon shortly thereafter. He looks forward to providing comprehensive Obstetrical and Gynecologic care for all patients with special interests in minimally invasive gynecologic surgery.

Dr. Peter Guirguis, MD, FACOG

Dr. Jill Skoczylas, MD

Katherine Kelly, CNM is one of our certified nurse-midwives. Originally from Queens, NY, she graduated cum laude from Boston University before living abroad for several years to work on non-profit development projects. Upon returning to New York, Katherine became active in the local birth community, working in a variety of roles and out of hospital settings.

Katherine received her midwifery degree, with honors, from Columbia University in 2012.  She is especially interested in breastfeeding, natural birth, and family planning.

Dr. Jill Skoczylas, MD

Gillian Scott Hans, NP, CNM

Gillian has been working in women’s health in Brooklyn since 2001. She worked as a midwife in private practice in East Flatbush for 7 years before joining Dr. Guirguis practice in 2009 as a nurse practitioner. She grew up in Milwaukee, Wisconsin and attended Macalester College followed by a master in Midwifery from Columbia University. She taught fourth grade in Baltimore city and worked in sales before becoming a midwife.

Gillian Scott Hans, NP, CNM

Shawna King, CM

Shawna King, CM., is one of our certified midwives. Shawna’s journey to midwifery began while volunteering in a small village in Zimbabwe Africa. She graduated in 2002 with her Masters of Science in Midwifery from the State University of New York. Before joining the Guirguis Group in October 2015, she worked for eight years at Mount Sinai Hospital providing full scope midwifery care to the women of East Harlem. She continues to be dedicated to her volunteer work globally. She has spent the last five years volunteering with Saving Mothers in their Guatemala Project. Shawna is passionate about providing high quality and personalized care to women and their families.

Shawna King, CM

Sylvia Hammer, Office Manager

Shawna King, CM., is one of our certified midwives. Shawna’s journey to midwifery began while volunteering in a small village in Zimbabwe Africa. She graduated in 2002 with her Masters of Science in Midwifery from the State University of New York. Before joining the Guirguis Group in October 2015, she worked for eight years at Mount Sinai Hospital providing full scope midwifery care to the women of East Harlem. She continues to be dedicated to her volunteer work globally. She has spent the last five years volunteering with Saving Mothers in their Guatemala Project. Shawna is passionate about providing high quality and personalized care to women and their families.

Sylvia Hammer, Office Manager