Nurse Practitioners

Our nurse practitioners are at the heart of Central Coast OB/GYN’s care. Their decades of expertise make them a critical component of our team, ensuring superior care for our patients throughout the Central Coast.

Vicki Charbonneau, NP


Ruth Boisseree, N.P.

Ruth received her BSN from Cal State Long Beach in 1990; MSN from Drexel University in 2003; and her Nurse Practitioner in 2007 from Cal State Fresno. She has worked as a Labor and Delivery Nurse as well as an Emergency Room Nurse. She has been an NP for 5 years with CCOG in Templeton and continues to work as an ER nurse at Sierra Vista Regional Medical Center in SLO.


Meg Ketchum, N.P.


Toni MacClain, N.P.

Toni has been a Women’s Health Nurse Practitioner since 1990. Prior to that, she was a labor and delivery nurse and doula. She is a native Californian, and joined CCOG in 2006 when she returned to California after working in a large women’s health practice for 13 years in New Hampshire, not far from Boston. She has a broad interest in all aspects of women’s health care, and particularly enjoys patient education and adolescent health. Outside the practice, she enjoys spending time with her husband, son and daughter, hiking, photography, and playing the flute.


Jill Machado, NP

Jill presents a colorful lineup of education and experience. Starting out with a B.S. in Nursing from Oregon Health Sciences University in 1997, she continued her studies, completing a Masters of Science as Family Nurse Practitioner from Gonzaga University in 2004. Jill has worked in obstetrics and gynecology since 2005. She relocated from Boise, Idaho to the Central Coast in 2009. Jill currently lives on a ranch in Shandon with her husband Rick and their son Jack!


Lori Melson, N.P.

Lori has been working in womans health since 1980. She started out as an office nurse, worked labor and delivery before becoming a Nurse Practitioner. She has been an NP for 21 years on the Central Coast.


Lorraine Nalley, N.P.


Kim Phillips, N.P.

Kim graduated form the University of Southern California with a BS in Nursing in 1986. She worked as a Registered Nurse in various woman’s health settings before becoming a Woman’s Health Care Nurse Practitioner in 1999. She completed her Masters of Science in Nursing at Western University of Health Science in 2001. Since then, she has been employed as a nurse practitioner with Mission Medical Associates and Central Coast OB GYN. Kim enjoys reading, quilting and aerobic dance classes.

da Vinci Robotic Surgery System

Drs. Haupt, Monroy, Storrer and Yin are now able to offer minimally invasive surgery options on the new Da Vinci Robotic Surgery System.
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