Emergency Medicine Residents
Chief Residents
Tanner Hessman, D.O.
Medical School: Oklahoma State University – Center for Health Sciences | Undergraduate: Oklahoma Christian University | Hometown: Choctaw, OK | Tanner loves spending time with his wife, son and golden retriever. Outside of the ER he enjoys golfing, snowboarding, watching football, and working out. He is currently working towards a Master’s Degree in Healthcare Administration at OSU-CHS.
Emmie Potter, D.O.
Medical School: Oklahoma State University - Center for Health Sciences | Undergraduate: University of Oklahoma | Hometown: Broomfield, CO | Emmie enjoys spending time with her husband and dogs while adventuring outdoors. She loves to powerlift on days off and was a two-time Big 12 Champion while rowing for the University of Oklahoma.
PGY-4
Christopher McNeil D.O.
Medical School: Oklahoma State University – Center for Health Sciences | Undergraduate: Oklahoma State University | Hometown: Lawton, OK | Chris loves spending time with his wife and two kids, mentoring the youth, volunteering in the community, and watching any and all things involving comedy or ninja turtles. He was a NCAA Division 1 Wrestler at Oklahoma State University and enjoys helping develop athletes in being more resilient and making the most of their platforms. He is currently working towards a Master’s Degree in Healthcare Administration at OSU-CHS.
Codi Demere, D.O.
Undergrad: Oklahoma State University | Medical School: Oklahoma State University College of Osteopathic Medicine | Hometown: Amarillo, Tx | Codi enjoys traveling, skiing, being at the lake, spending time with friends and family, her dog Hank, and her fiance Jackson. She also loves all things OSU- go pokes!
Daelor Osen, D.O.
Medical School: Oklahoma State University – Center for Health Sciences | Undergraduate: Friends University Hometown: Winfield, KS | Daelor enjoys CrossFit, disc golf, pickleball, fishing, snowboarding, and anything that gets him outdoors. He has been married to his high school sweetheart for 8 years and loves spending time with his wonderful wife and dog whenever he can. He is a huge Kansas Jayhawks fan and can be heard cheering across Tulsa during basketball season.
Emmie Potter, D.O.
Medical School: Oklahoma State University - Center for Health Sciences | Undergraduate: University of Oklahoma | Hometown: Broomfield, CO | Emmie enjoys spending time with her husband and dogs while adventuring outdoors. She loves to powerlift on days off and was a two-time Big 12 Champion while rowing for the University of Oklahoma.
Kurtis Young, D.O.
Medical School: Oklahoma State University - Center for Health Sciences | Undergraduate: Southern Nazarene University | Hometown: Wyandotte, OK | Kurtis loves spending time with family and taking his daughters to the zoo or swimming pool. He enjoys going to Kansas City Chiefs games, playing sports, watching ESPN, and being outdoors. Kurtis was an Academic All-American Basketball Student Athlete at Southern Nazarene.
Lucy Stevens, D.O.
Medical school: Oklahoma State University College of Osteopathic Medicine | Undergraduate: Rogers State University | Hometown: Tulsa, OK | Interests: my husband, hiking, traveling, working out, reading, chilling with my dogs, veggie straws, Venti iced caramel macchiato with almond milk and sugar free vanilla.
Rylan Russell, D. O.
Medical School: Arkansas College of Osteopathic Medicine | Undergraduate: University of Oklahoma | Hometown: Cordell, Oklahoma | Rylan loves traveling and exploring new coffee shops. Rylan also enjoys cycling, running, swimming, OU football, and Thunder basketball. Rylan has a strong interest in medical mission work, and is excited to be a part of the OSU EM family.
Tanner Hessman, D.O.
Medical School: Oklahoma State University – Center for Health Sciences | Undergraduate: Oklahoma Christian University | Hometown: Choctaw, OK | Tanner loves spending time with his wife, son and golden retriever. Outside of the ER he enjoys golfing, snowboarding, watching football, and working out. He is currently working towards a Master’s Degree in Healthcare Administration at OSU-CHS.
PGY-3
Brandon Walker, D.O.
Medical school: Pacific Northwest University | Undergraduate: Brigham Young University - Idaho, Exercise physiology. | Hometown: Idaho Falls, ID | Brandon is a homegrown Idaho boy through and through. He enjoys recreating in the outdoors. Hunting, racing dirt bikes, and mountain biking are some of his favorite pastimes. Brandon’s passion for these hobbies is only superseded by his love for his wife and children. He also loves food and can make a mean ribeye and homemade ice cream.
Sam McNulty, D.O.
Medical School: OSU College of Medicine | Undergraduate: University of Oklahoma | Hometown: Tulsa, OK | Sam enjoys golfing, cycling, drawing, and hanging out with his amazing wife.
Hunter Wurtz, D.O.
Medical School: Oklahoma State University-Center for Health Sciences | Undergraduate: Cameron University | Hometown: Chattanooga, OK | Hunter loves anything to do with the outdoors, especially snowboarding, rock climbing, hunting and fishing. He has a wife and 2 year-old little girl that he enjoys these hobbies with. With the remainder of his spare time he enjoys being in the shop where he always has too many projects to ever complete.
Madison Puckett, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergraduate: Oklahoma State University | Hometown: McAlester, OK | Madison enjoys spending time with her husband Chandler, their son, and their two French bulldogs. Together they enjoy traveling, cheering on the OSU cowboys, spending time at the golf course, and hanging out with friends and family.
Roman Edwards, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergraduate: University of Tulsa | Roman loves being outdoors, playing sports, and hanging out with her family and friends. She was a NCAA Division 1 Athlete at The University of Tulsa. Most of her spare time is spent hanging out with her significant other (Michael) and pups (Sam and Mia).
Ryan Acker, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergraduate: Wheaton College-Wheaton, IL | Hometown: Tulsa, OK | Ryan enjoys getting outdoors as much as possible by fishing, camping, and playing soccer with friends. He loves playing his many guitars and staying involved with this church. He is also fluent in Russian.
Taylor Keating, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergraduate: The University of Central Oklahoma | Hometown: Ponca City, Oklahoma | Taylor loves spending time with her husband, Shawn, family and friends. She has a small doodle (Finnie), a big doodle (Goldie) and an elderly yorkie (Bella). She enjoys days off, shopping, organizing, spending time at the lake, reading and holiday traditions with family.
PGY-2
Victor Reich-Martins, D.O.
Medical School: OSU-COM | Undergrad: NSU | Hometown: Fortaleza, Brazil | Victor enjoys playing soccer, working out, and trying new experiences that involve a lot of adrenaline! More than anything, he loves spending time and traveling with his fiance and 2 kids.
Cameron Lewis, D.O.
Medical school: Oklahoma State University College of osteopathic medicine | Undergraduate: University of Oklahoma | Hometown: Edmond, Oklahoma | Cameron enjoys spending time with family, going to church, and volunteering in his local community.
Caleb Jones, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergrad: Rogers State University | Caleb enjoys spending time with his wife and four pets as well as hiking, gaming, working out, and traveling. He also enjoys local coffee shops and breweries around Tulsa.
Analise Claassen, D.O.
Medical school: Oklahoma State University College of Osteopathic Medicine | Undergraduate: Oklahoma Baptist University | Hometown: Santa Cruz, CA. | Most of her free time revolves around her miniature dachshund, taking her for walks and hikes. Analise also enjoys taking care of her houseplants, reading, and game nights with friends.
Emily McNulty, MD
Medical School: University of Oklahoma School of Community Medicine | Undergraduate: University of Oklahoma | Hometown: Tulsa, OK | In her spare time, Emily enjoys cooking new recipes, walking her dog, and spending time with family and friends. Emily is married to Sam, a second year ER resident.
Rachel Ammons, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergraduate: Oklahoma State University | Hometown: Guthrie, OK | Rachel enjoys baking, going to the gym, and hanging out with her dog, Pete.
PGY-1
Holton Fox, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine at Cherokee Nation | Undergrad: Northeastern State University | Hometown: Tulsa, OK | Holton enjoys spending time with his wife and daughter. Together they enjoy traveling, spending time at the lake, and cheering for the OSU cowboys.
Kasey Gill, D.O.
Medical school: Oklahoma State University Center for Health Sciences | Undergraduate: The University of Oklahoma | Hometown: El Reno, Oklahoma | In his time outside of the department, Kasey enjoys spending time with his wife Rebekah, as well as their two dogs Maverick and Stark. You can find him on Lake Eufaula during the summer, boating with his family and watching Cowboy and Sooner football in the fall. Other hobbies include smoking meats, grilling, golf, hiking, and vehicle restoration.
Dalton Sanders, D.O.
Medical School: Oklahoma State University of Osteopathic Medicine | Undergrad: Northeastern State University | Hometown: Nowata, O.K. | I enjoy hunting, fishing, hiking, boating, and spending time with friends and family.
Alyssa Stewart, D.O.
Medical school: Oklahoma State University College of Osteopathic Medicine | Undergraduate: University of Central Oklahoma | Hometown: OKC, OK | Alyssa loves spending time with her 3 year old son, working out, drinking coffee, and traveling. She is passionate about bringing STEM and healthcare education and resources to underserved students. Outside of medicine, Alyssa channels her passion for health and wellness as a group fitness instructor.
Carter Stewart, D.O.
Medical School: Oklahoma State University Center for Health Sciences | Undergraduate: Oklahoma State University | Hometown: Burlington, OK | Carter loves spending time with his wife, son, and dog Ellie. Outside of the ER he enjoys activities outdoors including golfing, bird hunting, bass fishing, and long range shooting. He also enjoys watching Oklahoma State football and the Kansas City Chiefs.
Elizabeth Valle, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine | Undergraduate: Southern Nazarene University | Ely loves to run, travel, and spend her time outdoors. When she's not exploring new destinations or hitting the trails with her husband and two dogs, she enjoys getting lost in a good book or expressing her creativity through painting.
William Redmond, D.O.
Medical School: Oklahoma State University College of Osteopathic Medicine at Cherokee Nation | Undergraduate: Rogers State University | Hometown: Tulsa, Oklahoma | William enjoys games, archery, writing, and hanging out with his pet seal Max.