Our Providers

Meet your health care professionals

As partners in your healthcare, our goal is to provide you with the highest quality medical, dental and behavioral care that is professional, convenient, efficient, and effective. We want to be your healthcare home, a place where you are heard and respected.


David Keller, MD

Chief Medical Officer

Dr. Keller obtained his M.D. degree from the University of Cincinnati College of Medicine. He has practiced medicine in the Richmond area for over 35 years. He lives with his wife, Pamela. In his spare time, he enjoys running, playing board games with friends and family, and watching videos of his granddaughter who is growing up fast in Florida.


Emily Gibson, FNP

Family Nurse Practitioner

Emily received her Master of Science in Nursing degree with a focus in family practice from Cedarville University in 2020. Prior to becoming a nurse practitioner, she spent 10 years in healthcare with experience as a CNA, LPN, and RN. In her spare time, she enjoys spending time with her husband, reading, and visiting her family and friends.


Tiffany Wright, FNP

Family Nurse Practitioner

Tiffany graduated from RHS in 1998 and completed her Bachelor of Nursing Degree at IU East in 2003. After graduation, she married her high school sweetheart and worked at St. Vincent Hospital for 10 years before completing her Master’s Degree in Nursing at Ball State University. In her spare time, she enjoys cooking, traveling, shopping, and spending quality time with her family.


Shelby True, FNP

Family Nurse Practitioner

Shelby earned a Master of Science in Nursing degree from Indiana University East in 2022 with a focus in family practice. Prior to becoming a nurse practitioner, Shelby worked as an RN providing care to patients recovering from a variety of medical conditions and procedures. Shelby is excited to serve the community by providing care to the residents of Richmond and surrounding areas. In her time away from Well Care, she enjoys boating trips with her husband and spending time with friends and family.


Teri Rider, FNP

Family Nurse Practitioner

Teri graduated in 2009 with an MSN graduate-level nursing degree from South University and in 2011 from U Mass Boston with a Post Masters as a Family Nurse Practitioner. She was an RN for 18 years in emergency nursing. In her free time, she is with her son at sporting events or enjoying photography, crafts, or sewing.


John Stingle, PA

Physician Assistant

John is originally from a small town in Minnesota, where he learned the importance of family dynamics and caring for your community. He trained to become a Physician Assistant at Indiana University and has loved working in primary care since graduation. As a provider at Well Care, John enjoys treating chronic conditions and working with patients to better their lives.


Zia Khan, DDS

Dentist (Richmond & Centerville)

Dr. Khan studied dentistry in Peshawar, Pakistan, before moving to Chicago, IL, to study at The University of Illinois at Chicago College of Dentistry. Dr. Khan has practiced in Illinois, Connecticut, and Indiana. He enjoys reading, traveling, and gardening.


Rhonda Stone, LDH

Dental Hygienist (Richmond & Centerville)

Rhonda graduated from Indiana School of Dentistry in 2010 with an associate degree in Dental Hygiene. She has practiced in pediatric dental care and family dentistry, including special needs for patients of all ages. Rhonda grew up in Centerville and resides in Hagerstown. She enjoys spending time with her family, camping, hiking, and kayaking.


Caryn Butler

Dentist Assistant (Richmond)

Caryn earned her Dental Assisting Certificate and x-ray license from Pima Medical Institute in 1991 and recently earned her Expanded Functions Dental Assisting certificate at the IU Scholl of Dentistry. Caryn has spent 21 years in the field of dentistry, including General Dentistry, Oral Surgery, Pediatric, and Orthodontics. She loves helping people smile. Caryn loves her small family of 21 – 3 sons 2 daughters, and 15 exchange students as wee. In her spare time, she enjoys visiting with her 10 grandchildren, attending church, Colts football, and shipping.


Paula Caudle

Dental Assistant (Richmond)

Paula graduated from Hagerstown HS in 1980. Paula has worked in the dental field for 29 years. She enjoys working with the public and helping others. Paula is married and has 2 grown daughters, and enjoys her grandchildren. Trying new recipes and being outdoors are Paula’s hobbies.


Eric Coulter, EdD, MBA

Chief Executive Officer

Kimberly Flanigan, RN, BSN

Chief Operating Officer

Josie Seybold, BS

Business Finance Coordinator

Julie Floyd, BS

Executive Assistant

Linda Ach

Intake Case Worker

Jennifer Mackey, RN

Charge Nurse

Cathy Jarvis

Revenue Cycle Manager

Amy Shrock


Lisa Barth

Dental Office Manager (Centerville)