Nursing Staff

Susan Small

Susan Small

RN Registered Nurse

Susan has been a Registered Nurse since 1980 and has been affiliated with Missouri Cancer Associates since 1997. “I love being a part of the MCA team battling for the fight against cancer.  It is a very rewarding job helping patients and their families through this very difficult time.”

Heather McKenzie

Heather McKenzie

LPN Licensed Practical Nurse

Heather feels inspired by the determination and strength of her patients and feels it is an honor to be a part of this delicate time in their lives. Outside of work Heather enjoys spending time with her family, attending the kids’ sporting events, helping with church activities, and serves on the Board of Directors Harvest House, a local homeless shelter.

Gretchen Boughton

Gretchen Boughton

Medical Assistant

Gretchen has been with MCA since 1992. “Our patients’ ability to smile through it on good days and fight through it on bad ones are attributes I admire most. They are warriors and I am honored to part of their journey. Their overall comfort is my priority.”  In Gretchen’s free time she enjoys spending time with her son, two granddaughters and two grandsons, attending concert, going with her husband and dabbling in DIY crafts.

Radiation Therapists

Kimberly Kite

Kimberly Kite

RT (R) (T), Chief Radiation Therapist

Kim spent the first 5 ½ years of her career as a Therapist in Springfield, MO before joining MCA in June of 2001. In her spare time, she enjoys physical fitness, music, watching football, softball, and spending time with her family. “I enjoy getting to know the patients and their families during their treatments.”

Tricia Stingley

Tricia Stingley

RT (R) (T) Staff Radiation Therapist

Tricia has worked at MCA since 2003. She and her husband have 2 daughters in college. She enjoys caring for her patients’ everyday as-well-as being a part of their support network.

Michelle Hammond

Michelle Hammond

BSRT (R) (T) Staff Radiation Therapist

Michelle is married and has two little girls. “I enjoy all the wonderful people I meet!  Along with the precision and accuracy of my job, I hope to also be listening ears, and a friend to lift patients through their treatments!”

Akaysha Ragan

Akaysha Ragan

BSRT (R) (T) Staff Radiation Therapist

Akaysha has worked at Missouri Cancer Associates since October 2016. In her free time, she enjoys trout fishing, spending time with family, and playing with her dogs. “I enjoy working at MCA because I get to interact with the patients each day. I love getting to know them and I enjoy being a positive, smiling face during this difficult time in their lives.”

Kara Thurston

Kara Thurston

BSRT (R) (T) Staff Radiation Therapist

Kara has been a Radiation Therapist at Missouri Cancer Associates since November 2016. “I love coming to my job everyday where I am able to help, care and comfort patients and provide guidance during a difficult time. I am proud to be a part of the MCA team where patients are provided the best care.  In her free time, she loves being active outdoors, cooking new recipes and spending time with her family and friends.

Paula Diggins

Paula Diggins

RT (R) (T) Staff Radiation Therapist

Paula started in radiation therapy in 1976 at Boone Hospital Center. She joined the MCA team in 2006.  The best part of my job is interacting with all the patients.  Paula’s spare time, she enjoys being with her family and training her Border Collies.

Katelynn Rogers

Katelynn Rogers

RT (R) (T) Staff Radiation Therapist

Katelynn has been a Radiation Therapist at Missouri Cancer Associates since July 2015. “I love my job at MCA because I get to meet wonderful patients and get to provide compassionate care to them and get to know their stories. This field is always growing with newer technology and that is something that interests me.” In her spare time, she enjoys physical fitness, the outdoors, crafts, and spending time with her son and family.

Mikayla Grellner

Mikayla Grellner

RT (R) (T) Staff Radiation Therapist

Mikayla is a Washburn University Student completing her clinical rotation here at Missouri Cancer.  I love caring for my patients every day and creating a relationship with them. During my free time, I enjoy spending time with my family and hiking.

Physicists

Iris Y. Ouyang

Iris Y. Ouyang

MS, Certified Medical Physicist, RSO

Iris has worked in the field over 20 years. She has worked at esteemed academic institutions, such as Loyola University, Henry Ford Health System, as-well-as several celebrated community hospitals. Her broad experiences and enthusiastic nature, as it relates to patient care, has long been recognized and voted as President of Great Lake Regional Medical Physics Society in 2005. Along with her current Chief Medical Physicist duties, she currently serves as Co-Chair of The US Oncology PAC Committees Policy and Procedures. Highest quality and safety for all patients, are her top priorities.

Mark Tucker

Mark Tucker

MS, MEng, Medical Physicist

Mark is a Medical Radiation Physicist who has worked at Missouri Cancer Associates since 2011. His duties include the routine testing of radiation-delivery equipment, assisting physicians with the planning and delivery of special high dose rate (HDR) radiation treatments, and generally helping to ensure that all radiation treatments are delivered safely and accurately. In his spare time, he enjoys playing guitar, exercising, reading, and keeping his cat out of trouble.

Dosimetrist

Abby Samek

Abby Samek

CMD, RT (R) (T), Certified Medical Dosimetrist

Abby has been a Medical Dosimetrist with MCA since 2006.  Her role in the radiation therapy department is to work with the Radiation Oncologist to design a unique treatment plan for each patient.  Abby is married and has 2 children.  She enjoys spending time with family and traveling.  “Although most patients never meet me, I take pride in knowing that I’ve played a crucial role in their cancer treatment.”

CT/X-Ray Technologists

Mark Gehlert

Mark Gehlert

BSRT (R) (CT), CT and X-Ray Technologist

Graduated from Southwest Missouri State University/Cox Health Systems School of Radiology 1994 and has been employed with MCA since February 2003.  He has vast experience in Radiology and CAT scan procedures and implemented and maintains Missouri Cancer Associates’ CT accreditation through the American College of Radiology.  “I am proud to be part of the team at MCA.  I feel we provide the best Cancer care in Mid Missouri.  We strive for excellence.”

Ernie Chapman

Ernie Chapman

RT (R) (CT), CT and X-Ray Technologist

Ernie has worked as a CT Technologist and as a Radiologic Technologist helping patients by taking their x-rays for over 42 years. He looks forward to seeing patients, talking with them, and assuring them that he is there to help. Many of the patients remember him and often ask for him. “I try to give them a face they can connect with when they come to MCA. The patients are what coming to work is all about.”

Sonja Crozier

Sonja Crozier

RT (R) (CT), PRN CT and X-Ray Technologist

Sonja works in our CT and X-Ray Departments. Sonja joined the Missouri Cancer Associates team in 1998. “My mission here is to make each patient feel like it’s one of the best 15 to 20 minutes of their day.”

PET/CT Technologist

Piper Klausmeyer

Piper Klausmeyer

RT(N) (ARRT), CNMT, PET, PET/CT Technologist

Piper graduated from the Univ. of OK in 1992 with her BS degree in Nuclear Medicine.  Her first 10 years were spent working in Wichita, KS as a N.M. Technologist before moving to Columbia, MO. She continued to work as a N.M. Technologist and PET Technologist at Boone Hospital for 14 years. She joined MCA in May of 2015 as our PET/CT Technologist. She enjoys reading and spending quality time with her friends and family.  “Working at MCA has taught me that everyone has a fighting chance. We should all fight as hard and strong as our patients do, each and every day.”