6853 North Ave Oak Park, IL 60302-1023

(708) 383-3010

Our Pediatricians and Staff

Jeffrey A. Cabotaje, M.D., F.A.A.P.

Jeffrey A. Cabotaje, M.D., F.A.A.P.

ABP Certified

Dr. Cabotaje has been in private practice for over 20 years. He completed his undergraduate studies at the University of Notre Dame in South Bend, IN and obtained his medical degree in his home state at West Virginia University School of Medicine. In 1998, Dr. Cabotaje returned to the Midwest to pursue postgraduate training in pediatrics at the University of Illinois at Chicago Medical Center. After his training, he remained at UIC to serve as Pediatric Chief Resident and also worked in the inpatient units and special care nursery at Mercy Hospital and Medical Center in Chicago. In 2002, Dr. Cabotaje joined Pediatrics Unlimited.

Dr. Cabotaje has been among those recognized in Chicago magazine’s Top Doctors list from 2019-2024.

In his spare time, he enjoys time with family and friends, traveling, and photography and design.

Dr. Cabotaje is Board Certified by the American Board of Pediatrics. He is a fellow of the American Academy of Pediatrics. 

Elizabeth Wollensak, D.O., F.A.A.P.

Elizabeth Wollensak, D.O., F.A.A.P.

ABP Certified

Dr. Wollensak was raised in Michigan and moved to the Chicago area in 2000. She attended Concordia University in Wisconsin for her undergraduate degree and then completed medical school at Midwestern University-Chicago College of Osteopathic Medicine in Downers Grove. She then went on to complete her pediatric residency training at Advocate Children’s Hospital in Park Ridge, IL. During her medical training she developed an interest in childhood obesity prevention and adolescent medicine. She participated in the Leaders in Primary Care Track and also initiated a Narrative Medicine program during her residency.

She lives with her husband, her children Poppy, Willa, and Jude, and her rescued greyhound and enjoys spending time with family, traveling, artwork and outdoor sports.

Dr. Wollensak is Board Certified by the American Board of Pediatrics. She is a fellow of the American Academy of Pediatrics and a member of the American Osteopathic Association.

Our Staff

Whether you visit for a vaccine, routine physical, or a more serious issue, our clinic staff is here to provide the help and answers you need.

Our personable and friendly staff aspires to make your visit a fun-loving, energetic and welcoming one. They put your needs first and help you and your children feel right at home throughout your visit.

Our mission is simple: To ensure many more happy and healthy moments for your family.


  • Prenatal Visits
  • Newborn care
  • Well-child exams
  • Immunizations
  • Sick visits
  • School, sports, camp physicals
  • Chronic conditions
  • Guidance - development, behavior, nutrition, exercise

Hospital Affiliations

Ann & Robert H. Lurie Children's Hospital of Chicago
Children's Community Physicians Association

225 E. Chicago Avenue
Chicago, IL 60611
1-800-KIDS-DOC (1-800-543-7362)

Edward-Elmhurst Health
Elmhurst Hospital 

155 E. Brush Hill Road 
Elmhurst, IL 60126  

Primary Location


6853 North Ave,
Oak Park, IL 60302-1023

Hours of Operation - Subject to change

Note: Open two Saturdays/month. Please call to confirm.


9:00 am - 12:00 pm

4:00 pm - 7:00 pm


9:00 am - 2:00 pm


9:00 am - 12:00 pm

1:00 pm - 5:00 pm


9:00 am - 12:00 pm

1:00 pm - 5:00 pm


9:00 am - 12:00 pm


9:00 am - 12:00 pm