About Our Physician Assistants

KATHLEEN BARTA, PA-C  

Kathleen has been a Physician Assistant for 21 years with over 15 years of experience in the field of Infectious Diseases.  She has lectured for the PA program at Marquette University, given presentations on Infectious Diseases for the Wisconsin Academy of Physician Assistants, served on the Infection Control Board and Antibiotic Stewardship Committee at Waukesha Memorial Hospital and authored an article on tick borne diseases.  She also is a preceptor for the Marquette University PA program.

PETER COLLINS, PA-C

Pete grew up in Kenosha, WI and went to undergrad at the University of Wisconsin-Madison where he received a Bachelor Degree in Economics. He received his Master's in Physician Assistant Studies from Trine University in Fort Wayne, IN in 2022. He returned to Wisconsin and worked in the Emergency Department for two years before transitioning to Infectious Disease. He enjoys running by the lake, spending time with friends and family and supporting the Packers, Badgers and the Bucks.

SUMMER KIMBLE, PA-C

Summer is a provider with 15 years of experience in the field of Infectious Disease providing both inpatient and outpatient care.  She takes pride in giving her patients high quality care with treatment regimens tailored to their individual needs.  She graduated with honors from Marquette University Physician Assistant Studies program with a Master's Degree.  There she held the position of class secretary, tutored students in biochemistry and published articles n the Wisconsin Academy of Physician Assistants newsletter.  She is a preceptor for Marquette University Physician Assistant students since 2016, training the future generation Physician Assistant students in Infectious Disease diagnosis and management.  In addition to infectious disease care, she is experienced in wound care management and debridement and performs Hyperbaric Oxygen Therapy evaluations.

SARAH MILLER, PA-C

Sarah is a graduate from Marquette University with a Master's Degree in Physician Assistant Studies.  She holds a Bachelors Degree from Marquette in Biomedical Sciences.  She joined the IDS family in 2014 but before that worked in Internal Medicine specializing in hospital medicine for 8 years.  She is an Associate Member of the Infectious Disease Society of America.

SARAH STINSKI, PA-C

Sarah joined IDS in the summer of 2021, after completing her Master of Physician Assistant Studies at Marquette University. She enjoys the dynamic nature of practicing Infectious Disease and is committed to bringing a patient-centered approach to every visit.

Outside of work, Sarah enjoys spending time with her husband, family and friends, traveling to new places and spending time outdoors.

LAUREN SWEENEY, PA-C

Lauren grew up in the Waukesha area. She received her Bachelor of Science in Biology from the University of Wisconsin-Madison and went on to obtain a Master of Clinical Medical Science from Barry University in Miami, FL. She joined IDS in 2022 but before that spent the first nine years of her career practicing Emergency Medicine. Outside of work, Lauren can be found reading, weightlifting and spending time outdoors with her family.

JEREMY WOJTECKI, PA-C

Jeremy was born in Milwaukee Wisconsin and grew up on the Waukesha area.  He attended UW-Madison where he received a Bachelor of Science degree in Kinesiology and a Certificate in Athletic Training.  He then attended Oklahoma State University where he earned a Master's Degree in Healthcare Administration while serving as a graduate assistant athletic trainer with various sports teams with the university.  Jeremy then decided to pursue a career as a Physician Assistant and returned to Wisconsin where he attended Marquette University and earned a Master's Degree in Physician Assistant Studies in 2010.  He began his career in Nephrology and then joined IDS in January of 2014 after developing a long-standing interest in Infectious Disease.