Courtney Castelein

Courtney Castelein, FNP/APNP, began her career over 10 years ago in emergency medicine. She has served her community as an advanced-EMT and a nurse prior to earning her Master’s Degree as a Certified Family Nurse Practitioner. She enjoys working with all ages and has utilized her skills in a variety of settings including; urgent care, emergency medicine, family practice, geriatrics, and neurosurgery. She is a certified DOT examiner who also specializes in diabetes, hypertension, women’s health, urgent care, geriatrics and wellness for all ages.

Courtney believes that healthcare should be time conscious, simple and cost effective with the focus set on the goals of the patient. She strives to provide the education and knowledge that comes with years of training in numerous settings and partnership that allows the patient to make the best decision for their health. When not in the office Courtney enjoys spending time with her family, dogs and enjoying all that beautiful southern, Wisconsin has to offer year round.

She joined The Doctor’s Office team in January 2019 and is primarily located in the Darien office and the surrounding communities. Courtney can’t wait to get to know you or your loved one and looks forward to the opportunity to build a relationship and help achieve your health goals.

Courtney Castelein

The Doctor’s Office provides quality primary and immediate health care for a fair price. Make an appointment or walk into our state-of-the-art clinic to see a friendly practitioner. We perform physicals, provide therapies, and treat illnesses and injuries.