Meet our Staff

At CeDAR, our dedicated team is committed to providing compassionate, evidence-based care to support you on your journey to recovery. Our staff includes experienced professionals from various fields, working together to ensure a safe, supportive, and personalized experience for every individual.

Leadership and Providers

Karli Yarnell PA-C

Addiction Medicine

Kaylin A Klie, MD, MA, FASAM

Kaylin A Klie, MD, MA, FASAM

Program Director, Addiction Medicine Fellowship
Medical Director, Addiction Medicine

Alexis Ritvo

Alexis Ritvo MD

Medical Director, Addiction Psych

Corie Riley PNP Outpatient-Addiction Psych

Corie Riley PNP

Outpatient-Addiction Psych

Mario Perez MD, MPH

Mario Perez MD, MPH

Addiction Psych

April Zink LAC Manager Behavioral Health-Admissions and Utilization

April Zink LAC

Manager Behavioral Health-Admissions and Utilization

Ethan Stortz MD Addiction Medicine, Endocrinology

Ethan Stortz MD

Addiction Medicine, Endocrinology

Tirzah Wethern MD Associate Medical Director Addiction Medicine, Family Medicine

Tirzah Wethern MD

Associate Medical Director
Addiction Medicine, Family Medicine

Tuesday VanTuyl BSN, RN Director of Operations

Tuesday VanTuyl BSN, RN

Senior Director of Behavioral Health

Diana Boanta BSN, RN Associate Nurse Manager

Diana Boanta BSN, RN

Nurse Manager

Erica Landell BS Clinical Operations Manager

Erica Landell BS

Outpatient Manager, Clinic Operations

Lora Kopp Mahluza MA LPC LAC Manager Behavioral Health

Lora Kopp Mahluza MA LPC LAC

Manager Behavioral Health

Mitch Moczygemba MS-HSM Director of Business Services

Mitch Moczygemba MS-HSM

Director of Business Services

Donna Goldstrom LPC, LAC Sr. Director of Behavioral Health

Donna Goldstrom LPC, LAC

Director of Community Relations

Lisa Kinney PA-C Addiction Medicine

Lisa Kinney PA-C

Addiction Medicine

Christine Neeb

Outpatient-Addiction Med

Patrick Fehling MD

Patrick Fehling MD

Addiction Psych

Jason Sapp MD

Addiction Psych

Emily Valenzuela PNP

Addiction Psych

Lucas Coppes MD, MSc

Outpatient-Addiction Psych