Catherine A. DeGroff, PA-C
Physican Assistant
cdegroff@choinc.com

Undergraduate: Northern Kentucky University, Highland Heights, KY; B.S. Biology

Physician Assistant School: University of Kentucky, Lexington, KY; M.S. Physician Assistant Studies

Board Certification: September 2004

Cathy lives in Florence, Kentucky with her husband Aaron, son Jonathan, and their labrador, Sadie.  In her spare time she enjoys playing volleyball, mommy, and training her dog. Click Here for more information about Catherine...

Heather L. Elluru, PA-C
Physician Assistant
helluru@choinc.com

Undergraduate: University of Minnesota, Minneapolis, MN; BS Child Psychology

Physician Assistant School: Saint Louis University, Saint Louis, MO

Board Certification: October 2000

Ms. Elluru was born in Southern California.  At the age of five, her family relocated to Minneapolis, Minnesota.  She spent her childhood enjoying the best that Minnesota had to offer, including ice skating, water sports, biking, blizzards and very large mosquitos. Click Here for more information about Heather...

Mary A. Hamm, ARNP/CNP
Nurse Practioner
MHamm@choinc.com

Undergraduate: Eastern Kentucky University, Richmond, KY; B.S. Nursing

Graduate:Northern Kentucky University, Highland Heights, KY; Master’s Degree Nursing

Mary went to Eastern Kentucky University and graduated with a Bachelor's degree in Nursing.  Mary worked as an Oncology Nurse for 8 yrs at St. Elizabeth Medical Center.  Click Here for more information about Mary...

Tahnya Lytle, PA-C
Physician Assistant
TLytle@choinc.com

Undergraduate: Northern Kentucky University, Highland Heights, KY; B.S. Biology

Physician Assistant School: Midwestern University, Downers Grove, IL; M.S. Medical Science; Certificate in Physician Assistant Studies

Board Certification:

Ms. Lytle was born and raised in California, KY with a wonderful and loving family who provided lots of support and encouragement.

After graduating from high school Tahnya obtained her Bachelor of Science degree from Northern Kentucky University in 1999 and then moved to Downers Grove, Illinois where she attended graduate school. Click Here for more information about Tahnya...