Mary Ellen Lehner is a native Dallasite having graduated from Ursuline Academy and the University of Texas at Austin with a Bachelor of Science in Nursing. She has worked as a Case Manager and Registered Nurse for Paul C. Peters, Jr. since 2006. She has previously worked in Physical Medicine and Rehabilitation and as a school nurse. Married with four grown children, she enjoys spending time with her grandchildren, traveling, sewing, and gardening. She enjoys going to estate sells and collects sterling silver dinner forks.

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Polly is originally from Iowa and completed her undergraduate nursing studies with honors at Truman State University in Kirksville, MO. She moved to Dallas in 1997 and began work as a Registered Nurse at Children’s Medical Center. She worked at Children’s while completing her Masters of Science in Nursing at Baylor University Medical Center and graduated Magna Cum Laude in 2002. Polly has also obtained her Registered Nurse First Assist through the National Institute of First Assisting. She joined Dr. Worrel at the Carrell Clinic in 2006.

Lindsay Parks, A.N.P.-B.C., R.N.F.A. is a board-certified Adult Nurse Practitioner who has worked at Carrell Clinic for over 14 years. She also has her first assist certification and participates in surgery. She initially spent 12 years working for Dr. William A.