Our Team

Katie Camplen, CNM/WHNP

Katie Camplen, CNM/WHNP earned her nursing degree from the University of North Carolina at Greensboro in May 2009. She was commissioned into the U.S. Air Force in July 2009 as a 2nd Lieutenant. She started serving in the U.S. Air Force as an OB nurse at Lackland AFB. She was deployed to Bagram, Afghanistan as a ward/ER trauma nurse in 2013. She also served in Misawa AB, Japan and Eglin AFB, FL. During that time, she started her MSN at Frontier Nursing University. She completed her MSN for Midwifery in Oct 2017, then completed her Post Master’s Certificate for Women’s Health Nurse Practitioner in Feb 2018. She is board certified as both a Certified Nurse Midwife and Women’s Health Nurse Practitioner. She also is certified in In-Patient Obstetrics and Electronic Fetal Monitoring. She especially enjoys working with military families. Katie is now a Major and continues to serve in the U.S. Air Force as a Reservist for the 433rd Medical Squadron as a Women’s Health Nurse Practitioner. She has joined Kellum OBGYN after four years of prior practice. 

Lisa Gurwitz, M.D.

Dr. Lisa Gurwitz received her undergraduate degree in biology from Denison University in Granville, Ohio. She then attended medical school at the University of Kansas, graduating in 1990. She elected to stay in Kansas City and completed her residency training in obstetrics and gynecology. Dr. Gurwitz moved to San Antonio in 1995 and began her career in women’s health. She is board certified by the American Board of Obstetrics and Gynecology.

Dr. Gurwitz enjoys spending free time with her friends and family, serving as an alumni ambassador for Denison University,  learning to play golf and, and volunteering at the food bank


John Kellum, M.D.

Family Medicine

John Kellum was born and raised in San Antonio, Texas. Prior to medical school, he received his Bachelor of Arts degree from Austin College, Sherman, Texas. Upon completion of his undergraduate degree, Dr. Kellum studied medicine at The University of Texas Health Science Center-San Antonio, graduating in 1990. He completed his residency in Obstetrics and Gynecology from St. Joseph’s Hospital in Houston, Texas in 1994. He is board certified by the American Board of Obstetrics and Gynecology and a member of the American College of Ob/ Gyn.

Experience. Knowledge. Service.

Serving People of All Ages

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