Our People

Get to know the people who help make PHS a great company to work with, and work for.

Mark Hamman

President

Roy Maynard, MD

Medical Director

Judy Giel

Chief Clinical Officer

Pam Chilson

Chief Financial Officer

Cameo Zehnder

General Counsel/Chief Operating Officer

Todd Ericson

Chief Human Resource Officer

Joe Dietlin

Chief Strategy Officer

Rebecca Long

Director of Therapies and Education

Karletta Crawford

Director of Nursing

Derek Hustvet

Director of Respiratory Service

Lisa Jenson

Director of Customer Service

Josh Larson

Director of Operations Quality

Steve Roberts

Director of Operations

Jennie Buettner

Compensation and Benefits Manager

Michelle Curley

Infusion Nursing Manager

Lee Eckart

Patient Service Manager

Bruce Estrem

Clinical Education Manager

Laurie Finch

Billing Manager

Dana Johnson

Marketing Manager

Jill Liebers

Pharmacy Manager

Rick Mueller

Information Technology Manager

Chad Muesing

Respiratory Service Manager

Kelli Ramirez

Human Resources Manager

Anthony Scandariato

Purchasing Manager

Tamara Schafer

Outreach Manager

Megan Solberg

Admissions Manager

Mike Vogel

Biomedical Manager

Jamie Voss

Accounting Manager

Shao Vue

Quality Improvement Manager