About Us

DR. NANCY TACTUK M.D.

Dr. Nancy Tactuk is an internist. She was born in the Ukraine but was raised in the Dominican Republic, where she studied at Universidad Iberoamericana. She completed her residency and additional training at St Barnabas hospital in New York. 

Dr. Tactuk is married and enjoys spending time with her husband and two sons.

SHARON GILLILAND, OFFICE MANAGER
Sharon worked with Dr. Stefanescu for almost 30 years and is continuing to work with Dr. Tactuk, where she plans to retire someday.  As the office manager, Sharon works with pharmaceutical representatives, general business matters, legal needs, and much more. No one knows more than Sharon about the inner workings of Crimson Internal Medicine.  Sharon has streamlined and 
professionalized the office environment. She is truly indispensable. Sharon is married with one daughter and three precious grandchildren.

STACY VONDRA, RECEPTIONIST

​Stacy is our check – in receptionist. She is the one to greet everyone as they come into the office. She makes sure all information is correct and all forms complete as well as keeping our very busy phone line answered.  A receptionist tasks are never ending! Stacy is the mother of four wonderful children.

BRANDON WALTERS, LPN

​Brandon has been a Licensed Practical Nurse for eleven years. He gets our patients ready for Dr. Tactuk to see. He also talks to patients about their test results, Medications or other information that he can help with. Brandon is very handy to have around as our only male employee.

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SABRENA HOLLOWAY, NURSE
Sabrena also worked with Dr. Stefanescu for 25 years and continues to work with Dr. Tactuk.  With her gentle and experienced touch, she handles patient care and has been known to give almost painless injections.  Sabrena is a multi-tasker, not only is she a nurse, but she also helps with whatever tasks are 
at hand without complaint.  All of our patients love and depend on her.  Sabrena is married and has one daughter and one son.

RACHEL DURROUGH, CPC-P, CPAR, BS, MHA
Rachel is our billing and coding specialist. She has a Bachelor of Science in Human Environmental Science from the University of Alabama, Master in Health Administration from the University of Phoenix. She is a Certified Professional Coder – Payee. Rachel is a warm, wonderful resource for patients with questions about insurance policies and billing.