About Lori Marek, APN-CNP
Lori Marek, APN-CNP, an advanced practice clinician specializing in psychiatry at Endeavor Health, provides care across inpatient and outpatient settings. She evaluates patients for medication, counseling and program referrals, with a focus on individualized, evidence-based mental healthcare. Drawing on her experience in medication-assisted treatment for substance use disorders, Lori is committed to supporting each patient’s path to recovery and long-term wellbeing.
My endeavor
My endeavor is to assure that every patient is seen and heard.
Care philosophy
I provide personalized, evidence-based care that supports each patient’s unique journey toward mental health and wellbeing. By combining cognitive behavioral therapy and acceptance and commitment therapy, I help patients build resilience, develop coping strategies and work toward healthier, more fulfilling lives.
Overview
- Gender Female
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Endeavor Health Medical Group
1335 N. Mill St., Suite 100 Naperville, IL 60563-2047
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2022College of St. Francis

