Desert Vascular Specialists

tel: (480) 890-0280
fax: (480) 890-2047

Our Staff


ShelleyShelley Kroczynski B.S., R.V.T. 

Shelley is the Technical Director of Desert Vascular Specialists' lab as of 2018. She graduated from the Oregon Institute of Technology in 1999 with a Bachelor's Degree in Medical Imaging, Vascular Option. She became a Registered Vascular Technologist in 2000. Over her years of experience, Shelley has become proficient in carotid, abdominal, peripheral arterial, and venous ultrasound. In her time off, she enjoys watching her teenage girls play sand volleyball and spending time with her family. 



Kari Kari Cooling B.A., R.V.T.

Kari's path to her profession as a vascular sonographer is not a typical one. She obtained a Bachelor's Degree from Northern Arizona University in Public Relations and Advertising in 2004. In 2008, she decided to enter the medical profession and returned to school in Denver to obtain a degree in Vascular Sonography, which she says is one of the best decisions she has ever made. Kari has been with Desert Vascular Specialists since 2016. She and her husband have two young children and spend their time keeping up with them. In her time off she enjoys the outdoors: camping, swimming, fishing, boating, or riding bikes. 


ChristineChristine Bonipart-Johnson, R.V.T, R.D.C.S.

Christine is a registered respiratory therapist as well as a cardio-vascular sonographer with a great passion for the field. She began her career in the intensive care unit as a clinical specialist, placing ultrasound guided PICC lines, arterial lines, and IVs. She later transitioned into the cardio-vascular ultrasound world, which she has enjoyed since. She joined Desert Vascular Specialists in 2017. In her spare time, she enjoys biking, hiking, and riding ATVs. 





Support Staff:

Alexandra Barnes

Practice Manager

Ali has over 20 years of experience in the medical field and has been with Desert Vascular Specialists since early 2015. She enjoys leading a team that delivers exceptional patient care. She is a dedicated employee, making sure that every patient has an enjoyable experience here in our office. In her spare time, Ali enjoys spending time outdoors and making memories with her family and friends. 

Business Manager, Registered Nurse: Miriam

Billing Manager: Lorie

Surgery Scheduler: Colleen 

Front Office: Erica

Medical Assistant: Keely