Dan Moore 2021_small

Dan Moore

Chief Executive Officer

Greg Merrill 2021_small

Greg Merrill


Steven Castle

Senior Vice President, Clinical Operations

Jeff Davis

Senior Vice President, Payer Initiatives

Scott Frech

Chief Financial Officer

Denise Gerlach 2021_small

Denise Gerlach

Vice President, Business Development and Marketing

Tammy Green_Headshot

Tammy Green

Vice President, Shared Services

Stu Hess 2021_small

Stuart Hess

Vice President, Northeast Business Operations

Trip Leasure 2021_small

Trip Leasure

Vice President, Business Operations and Project Development


Nikki Scott

Vice President, Proton and Enterprise Clients

Shannon Webb

Vice President, Human Resources