Supervising Physicians
Michael Iversen, MD
Dr. Michael Iversen, MD is President and CEO of Urgent Doc. Dr. Iversen is board certified in family medicine and board eligible in emergency medicine along with urgent care medicine. He has a combined 31 years experience the above-mentioned areas. Dr. Iversen is originally from Denmark and relocated to the United States as a teenager. He attended the University of Texas, completed Medical School in San Antonio, Texas and Residency at Southwestern Medical school. Dr. Iversen is an avid Texas Longhorns fan and enjoys road biking, fishing, reading and photography. He is married to Carrie Iversen and has 3 children and 11 grandchildren.
David Smyers, MD
Lufkin Clinic
Jennifer Harris, FNP
Jennifer Harris, MSN, RN, FNP-C is a nurse practitioner at Urgent Doc Lufkin. She is certified in Family Practice by the American Association of Nurse Practitioners. She has 25 years of nursing/practitioner experience which consist of critical care and urgent care specialty areas. She has been a nurse practitioner since 2016. Jennifer is originally from the East Texas area and has lived here all of her life. She understands the importance of excellent health care for the local community and enjoys taking care of the patients in this area. She attended Walden University where she obtained her graduate degree as a Family Nurse Practitioner. She enjoys spending time with family, going to the beach and biking in her free time. She is married to Matt Harris and they have 4 children.
Emily Sepulveda, APRN, FNP-C
Emily Sepulveda, APRN, FNP-C is family nurse practitioner certified by the American Academy of Nurse Practitioners. Emily started her healthcare career at a community college in South Texas obtaining her Licensed Vocational Nursing Certificate, she then continued her education and ultimately achieved her masters at the University of Texas at Arlington. Emily is a Rio Grande Valley native and recently relocated to East Texas. Shortly after her relocation she quickly learned how important healthcare is in East Texas. Even though East Texas hasn’t been her home for too long, she is eager to start serving the East Texas community and the Lufkin community. . Emily is also bilingual in English and Spanish. On her free time Emily loves to travel, go to the beach, shop at target and amazon and hang out with her family.
Livingston Clinic
Darren Dye APRN, FNP-C, MSN
Darren has been a RN for 31 years in critical care and emergency medicine. He has spent most of his career in Idaho and Southern California. He received his Bachelor of Science at California State University Fullerton his Master of Science and FNP at the University of Phoenix. He has practiced primary care for family practice clinics and in a federal detention center. He enjoys biking, hiking, and sporting events. Darren has great passion for providing patient care and will go above and beyond in ensuring optimal care.
Carolyn Kilgore, MSN, APRN, FNP-C
Carolyn is a family nurse practitioner at Urgent Doc Livingston. She is certified by the American Academy of Nurse Practitioners and has 14 years of nursing/practitioner experience including working in emergency and urgent care specialty areas. She is from East Texas and earned her Associate's Degree in Nursing at Angelina College in Lufkin. She later moved to Ohio with her husband, continuing her education and earning her Master of Science in Nursing from the University of Cincinnati. She is thrilled to be back in East Texas and loves caring for the people in her community. She and her husband, Kenneth, have 6 adult children and 7 grandchildren, including a set of quadruplets. At home they have two kitty kids, Barney and Andi who are a bit more spoiled than they should be. In her spare time she has been enjoying catching up with friends and family since being back home, but also enjoys reading and traveling.
Nacogdoches Clinic
Maria Jenkins, APRN, FNP-C
Maria is a Family Nurse Practitioner certified by the American Association of Nurse Practitioners. She obtained a Bachelor of Science in Nursing in 2005 from Stephen F. Austin State University and a Master of Science in Nursing in 2015 from Texas A&M - Corpus Christi. Maria is originally from the Houston area but permanently relocated to Nacogdoches in 2007. She and her husband, Robert, have three daughters. They can usually be found at a kids sports event cheering way too loudly! In her free time she enjoys hanging out with family and friends, reading, playing cards, fishing, gardening, and traveling to new places. She looks forward to many more years of providing patient centered, compassionate care to the residents of East Texas.
Kristine Harvey, FNP
Kristine Harvey is a Family Nurse Practitioner certified by the American Academy of Nurse Practitioners. Kristine obtained her associate’s degree in nursing in 2012 and went on to obtain her bachelor’s & master’s degrees in nursing from the University of Texas at Arlington. She has a background in emergency room nursing, as well as cardiac, med-surg, and nursing administration. Kristine is an East Texas native and relocated to Nacogdoches from Joaquin with her husband of 9 years, Johnathan, and their two dogs, Bell & Bama in 2015. In her free time she enjoys going to concerts, reading, and playing with her four legged kiddos. Her number one aspiration as a healthcare provider is to make every patient she encounters feel heard, respected, and valued.
New Caney Clinic
Terry Buchanan APRN, FNP-C
Terry is a Family Nurse Practitioner certified by American Association of Nurse Practitioners. She obtained her bachelor’s degree in 2013 from the University of Texas in Arlington and her master’s degree from Maryville University St. Louis in 2016. Her background is in emergency medicine and urgent care. She is a native Houstonian and enjoys golf, fishing, traveling, and helping others.
Erica Young, PA
Erica Young Auguillard is a Physician Assistant at Urgent Doc in Houston. She has a Masters of Science from Baylor College of Medicine. She has been a Physician Assistant since 2007 and has been with Urgent Doc since 2013. Erica is originally from Nacogdoches, Texas. She enjoys spending her free time doing puzzles, playing games, chatting on the phone with family and friends and most of all spending time with her husband.