Meet The Team

The staff of the Sheen Vein Institute are dedicated to their work, their patients, and helping advance the professional conversation regarding Varicose Veins and Spider Veins so that better treatment options can be developed and implemented. They are friendly and professional, guiding patients through the process while educating them on how to maintain their health after they leave the facility. It is not enough to treat the symptoms, but instead the staff at the Sheen Vein Institute believe in their patients' abilities to learn about the conditions and take preventative measures to avoid further problems with their veins. Come in today and meet us. We're here to help.

Dr. Vidal Sheen of the Sheen Vein Institute

Vidal Sheen, M.D., RVT, RPVI

Dr. Vidal Sheen is a graduate of The Johns Hopkins University and received his medical degree from the University of Louisville School of Medicine. He completed his internship and residency at the Barnes-Jewish Hospital in St. Louis, Missouri. He is Board Certified in Internal Medicine and in Phlebology (the treatment of Varicose Vein Disease).

Prior to opening The Sheen Vein Institute, Dr. Sheen was a vein treatment specialist for another vein clinic in St. Louis. While there, he became proficient in endovenous laser ablation techniques, Ultrasound-guided Foam Sclerotherapy and Visually Guided Sclerotherapy. Dr. Sheen remains active with the American Medical Association and The American College of Phlebology.

He is proficient in Endovenous Laser Treatment (ELT). Laser Technology, known for its precision, safety and simplicity, is now available for the treatment of Varicose Veins, and was FDA-approved for this indication in 2002. Dr. Sheen is supported by an exceptional clinic and administrative team dedicated to the treatment of Chronic Venous Disorders.

Dr. Sheen is also a member of where he answers questions submited by readers on a wide array of vein issues.


Dawna Kenkel

Director of Operations

Dawna has been with The Sheen Vein Institute since 2012. She brings 20 years of management experience to The SVI.  Dawna has over 10 years of management in the Healthcare Industry including Podiatry and Vein Care. She attended Mineral Area College in Missouri majoring in Psychology/ Sociology. Outside of work, Dawna loves spending time with her son and daughter, her future husband and his three children. She loves the beach, her pets and enjoys most anything outdoors. Dawna ensures that patient satisfaction and employee relations are top priority at The Sheen Vein Institute.


Rachel Brewer, APRN

Rachael is an ANCC Certified Advanced Practice Nurse. She completed her graduate degree from the University of Missouri- Saint Louis. Rachael brings with her over 14 years of nursing experience most of which have been in critical and emergency care. She also served in the Army for 10 years, being deployed to Lanstuhl, Germany. Rachael enjoys spending time with her son, cooking, and vacationing in the mountains. 


Renee C. Hoyle, RN

Renee Hoyle brings an abundant medical background to The Sheen Vein Institute. She was a Paramedic for twelve years before going to Jewish School of Nursing to become an RN. She worked at Missouri Baptist Medical Center for the last 10 years, her last 5 last years in the ICU where she worked as the Rapid Response Team Nurse for the hospital. While working as a Paramedic and RN, Renee taught many classes including CPR and Advanced Cardiac Life Support. Renee has a new found love for Vein Sclerotherapy. She also does laser and IPL hair removal and skin rejuvenation with Laser Genesis© and Limelight©. When she is not working at the Sheen Vein Institute, Renee spends her free time crafting and gardening. She has a husband and a daughter.


Stacy Dean RVT, RDMS (AB, OB/GYN)


Stacy graduated from St. Johns Mercy Medical Center School of Radiologic Technology Program. She then attended St. Louis Community College at Forest Park and graduated from both their Diagnostic Medical Sonography program and their Vascular Technology program. Prior to joining The Sheen Vein Institute, Stacy worked at Jefferson Regional Medical Center for several years. While there, she performed a wide variety of diagnostic medical ultrasounds. In 2006 Stacy began focusing her career on diagnosing and treating varicose veins, and has been doing so ever since. She has been with The Sheen Vein Institute since they opened their doors in 2010. Outside of work Stacy stays busy with her 2 small children. They love to be outdoors, and enjoy hiking and spending time at their cabin.


Emily Stolzer, RDMS, RVT


Emily attended the University of Missouri Columbia and received a Bachelors degree in Science. She began her ultrasound career at Ste. Genevieve County Memorial Hospital for 4 years where she practiced all areas of ultrasound. She joined the SVI team in 2013 and has enjoyed her role in the treatment of varicose veins.

Emily is a wife and mother to a beautiful daughter. She enjoys traveling, practicing yoga, and being with her family and friends.


Angie Hurt

Insurance Specialist

Angie graduate with a CNA license in 1994. She began her Healthcare career in an OB/GYN office where she served as the Doctor's Assistant until his retirement. Angie then served in the field of Podiatry as a Medical Assistant for 15 years. She switched gears in her healthcare career when she joined The Sheen Vein Institute in 2016. Angie serves as an Insurance Specialist in our office. She spends the majority of her day dealing with insurance companies to obtain treatments on nearly all of our patients. In her free time Angie enjoys spending time with her husband and son. Angie enjoys camping, reading and assisting her husband with his musical career.


Samantha Hancock

Office Assistant

Samantha attended school at Metro Technical College receiving an Associate Degree of Science in Medical Billing & Coding. She began her career in office of a reconstructive plastic surgeon and worked in that office for 3 years. Samantha joined our team in 2016 and she excels at building relationships with our patients. In her spare time Samantha enjoys staying active and spending time her family and friends.