Area code for all phone numbers is 615. Our mailing address is listed on the Contact Us page.


Program Management

Kevin Warren

Kevin Warren

VEHS Senior Director
phone: 322-0925 | fax: 343-4951
kevin.warren@vumc.org

Susan Johnson

Susan Johnson

Assistant Director
Hospital/Clinic Safety & Training
Medical Center Safety Officer
phone: 343-2242 | fax 343-4951
s.johnson@vumc.org

Robin Trundy

Robin Trundy

Assistant Director
Biological & Animal Care Safety
Biological Safety Officer
phone: 322-0927 | fax: 343-4951
robin.trundy@vumc.org

Mark Bogard

Mark Bogard

Assistant Director
Chemical/Lab Safety & Chemical Waste Program
phone: 936-8461 | fax: 343-0251
mark.j.bogard@vumc.org

Chris Helstern

Christopher Helstern

Assistant Director 
Radiation Safety
Radiation Safety Officer
phone: 343-8502 | fax 343-4951
christopher.m.helstern@vumc.org


Administrative Staff

Stacey Moore

Stacey Moore

Business Process Manager, VEHS
phone: 343-0759 | fax: 343-4951
stacey.m.moore@vumc.org

Tiffanie Lee

Tiffanie Lee

Administrative Assistant, VEHS
phone: 322-4448 | fax: 343-4951
tiffanie.lee@vumc.org


Biological Safety & Animal Care Safety Section

Robin Trundy

Robin Trundy

Assistant Director
Biological & Animal Care Safety
Biological Safety Officer
phone: 322-0927 | fax: 343-4951
robin.trundy@vumc.org

Bettye Ridley

Bettye Ridley

Senior Safety Officer
Biological Safety
phone: 322-0243 | fax: 343-4951
bettye.d.ridley@vumc.org

Rich DiTullio

Richard DiTullio

Safety Officer
Biological Safety
phone: 322-1988 | fax: 343-4951
richard.ditullio@vumc.org

Christina Svitek

Chris Svitek

Safety Officer
Biological Safety
phone: 875-4367 | fax: 343-4951
chris.svitek@vumc.org

Erica Teasley

Erica Teasley

Safety Officer
Animal Care Safety
phone: 322-4982 | fax: 343-4951
erica.r.teasley@vumc.org


Chemical/Lab Safety & Chemical Waste Program

Mark Bogard

Mark Bogard

Assistant Director
Chemical/Lab Safety & Chemical Waste Program
phone: 936-8461 | fax: 343-0251
mark.j.bogard@vumc.org


Chemical Waste Program

Chris Viglianco

Chris Viglianco

Senior Safety Officer
phone: 322-6484 | fax 343-0251
chris.viglianco@vumc.org

Stephen Trundy

Stephen Trundy

Safety Officer
phone: 322-2056 | fax 343- 0251
stephen.j.trundy@vumc.org

Mel Flora

(Lawrence) Mel Flora

Safety Officer
phone: 322-3067 | fax 343- 0251
lawrence.m.flora@vumc.org


Laboratory Compliance Program

Cary Negus

Cary Negus

Senior Safety Officer
VUMC Laboratory Compliance Program
phone: 343-2940 | fax: 343-0251
cary.t.negus@vumc.org

Mark Pavlack

Mark Pavlack

Safety Officer
VUMC Laboratory Compliance Program
phone: 343-3528 | fax: 343-0251
mark.pavlack@vumc.org

Stephen Hopkins

Stephen Hopkins

Safety Officer
VU Laboratory Compliance Program
phone: 343-3527 | fax: 343-0251
stephen.hopkins@vumc.org


Radiation Safety Section

Chris Helstern

Christopher Helstern

Assistant Director, 
Radiation Safety Officer

Health Physicist
phone: 343-2533 | fax 343-4951
christopher.m.helstern@vumc.org

Karl Witte

Karl Witte

Senior Safety Officer
Health Physicist
phone: 343-7034 | fax 322-4737
karl.witte@vumc.org

Kimyli Recca

Kimyli Recca

Senior Safety Officer
Health Physicist
phone: 875-8683 | fax 343-4951
kimyli.recca@vumc.org

Ling Chung

Ling Chung

Senior Safety Officer
Health Physicist
phone: 343-4892 | fax 343-4951
ling.h.chung@vumc.org

Roxanna Kimes

Roxanna Kimes

Safety Officer
Health Physicist
phone: 875-6673 | fax 343-4951
roxanna.d.kimes@vumc.org

Jeanette Murphy

Jeanette Nickels

Radiation Safety Tech III
phone: 343-7033 | fax 322-4737
jeanette.murphy@vumc.org

Gary Hibbitt

Gary Hibbitt

Radiation Safety Tech III
phone: 936-6869 | fax 322-4737
gary.s.hibbitt@vumc.org

Kevin Fu

Kevin Fu

Radiation Safety Tech II
phone: 875-4365 | fax 322-4737
kevin.g.fu@vumc.org


Radioactive Waste Program

Sammy Orr

Sammy Orr

Safety Officer
phone: 343-3526 | fax 343-7036
sammy.orr@vumc.org


Hospital/Clinic Safety & Training Section

Susan Johnson

Susan Johnson

Assistant Director
Hospital/Clinic Safety & Training
Medical Center Safety Officer
phone: 343-2242 | fax 343-4951
s.johnson@vumc.org

Jennifer Coulter

Jennifer Coulter

Senior Safety Officer
phone: 322-1039 | fax 343-4951
jennifer.h.coulter@vumc.org

Aaron Eli

Aaron Eli

Senior Safety Officer
phone: 322-1989 | fax 343-4951
aaron.w.eli@vumc.org

Robert DeCheske

Robert DeCheske

Safety Officer
phone: 322-0726 | fax 343-4951
robert.decheske@vumc.org

Toni Wickson

Toni Wickson

Safety Officer
phone: 875-6027 | fax 343-4951
toni.wickson@vumc.org

Vito Vascassenno

Vito Vascassenno

Safety Officer
phone: 875-6027 | fax 343-4951phone: 875-6989 | fax 343-4951
vito.n.vascassenno@vumc.org

Ashley Strader

Ashley Strader

Safety Tech III
N-95 Respirator Fit-testing Program
phone: 343-1387 | fax 343-4951
ashley.strader@vumc.org