We are especially interested in making all our patients feel right at home! We put your needs first to achieve efficient and comprehensive treatment. Our staff consists of licensed aestheticians and nurses who are certified to perform multiple laser procedures. Our team is very caring, skilled and trained. We strive to provide efficient and individualized service to each patient. We strive to stay abreast of the latest in advances by regularly attending continuing education programs.
Julie Caldwell, N.P.
Julie is a certified Nurse Practitioner. She completed her NP training at Fresno State University. She has been working in dermatology since 2007. She started working with Dr. Behr in January 2010. She attends numerous seminars on dermatology for additional training.
Marissa Carrillo, P.A.
Marissa is a certified Physician Assistant. She completed her PA training at Stanford School of Medicine. She has 5 years physician assistant experience prior to joining Dr. Behr. She has been trained in dermatology since 2008.
Registered Nurses

Theresa Ghilarducci R.N. & Jenelle Osterloh R.N.
Theresa Ghilarducci graduated with her nursing degree in 1997 . She worked at a hospital in Oregon for 6 years before moving to Fresno. Once in Fresno Theresa began working doing case studies for a workman's compensation office until 2003. From 2003 to 2006 she worked at a local laser clinic where she received advanced training in laser treatments and cosmetics services. She began working for Kathleen Behr MD since 2009 where she does a variety of laser treatments, Thermage, and assists Dr. Behr with MOHS.
Jenelle Osterloh graduated from Fresno City College with her nursing degree in 1992. She worked at Children's Hospital of Central California from 1991 until 2006 as a Registered Nurse. Jenelle began working for Kathleen Behr MD in 2006 where she received advanced training in laser treatments and Thermage. Jenelle also assits Dr. Behr with MOHS surgery and cosmetic procedures.