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About Us

About Us

We provide service for Banner - University Medical Center Phoenix, Banner Estrella Medical Center, Banner Ironwood Medical Center, and Banner Goldfield Medical Center. Currently our group is comprised of over 50 full-time emergency care physicians (board certified/board eligible) and over 20 advanced practice providers.

Our Goals

To administer trust and compassion through personalized medical care To provide the best quality customer service

Founded in 1979
EPS is located
in Phoenix, AZ.

EPS provides excellent patient care in the greater Phoenix area along with top-notch customer support. We strive to provide the best medical care and compassion to our patients. Through our commitment, experience, and expertise EPS has established a business relationship with our customers that will last a lifetime!

Our staff

Office Staff

Elizabeth Mehrer
Director of Client Administration
Former Chief Operations Officer for EPS

Monica Holt
Practice Admin - Interm

Jennifer Crow
Administrative Assistant - Staff Special

Devyn Michelotti
Staffing Specialist - West Division
Envision Physician Services

Nichole Logan
Credentialing Coordinator

Alejandra Cervantez
Associate Administrative Assistant

Leticia Blanco
Associate Administrative Assistant

Miriam Glidewell
Lead Scribe

Katie McDonald
Operations Coordinator/Website Admin


Our Directors at EPS hold additional responsibilities at the Banner locations where we provide services.

Richard Bruno, M.D.
EPS Regional Medical Director
Vice Chief of Staff, Banner Ironwood & Banner Goldfield Medical Centers

David Streitwieser, M.D.
EPS Billing Director
MedLink Medical Director

Mandy Limberg, D.O.
EPS Recruiting Director

Robert Porter, D.O.
ED Medical Director at Banner Goldfield Medical Center
Section Chief for Emergency Medicine at Banner Goldfield & Banner Ironwood Medical Centers

Moneesh Bhow, M.D.
Secretary/Treasurer of the Medical Staff at Banner - University Medical Center Phoenix
ED Medical Director at BUMCP

Terrence Brown, M.D. & J.D.
EPS Counsel
Medical Director & Chairman, Dept of Emergency Medicine at Banner Estrella Medical Center

Robert Baron, M.D.
EPS QA/QI Director

Marvin (Todd) Clever, M.D.
EMS Director at Banner Estrella Medical Center

Our Doctors

Erin Baas Pace, M.D.
Robert Baron, M.D.
Moneesh Bhow, M.D.
Bentley (Ben) Bobrow, M.D.
Terrence Brown, M.D.
Richard Bruno, M.D.
Lloyd (Spencer) Burns, D.O.
Stephanie Campbell, M.D.
Brad Chintis, M.D.
Marvin (Todd) Clever, M.D.
David Cohen, M.D. (per diem)
Jennifer Cohen, M.D.
Carrie Cook, D.O.
Colin Coor, M.D.
Diana Dabell, M.D.
Douglas Dang, M.D.
Justin Devlin, M.D. (per diem)
Vikas Gandhi, M.D.
John Gardner, M.D.
Jeffrey Gaver, M.D.
Brian Geyer, M.D.
Amanda Grace, M.D.
Kimberlie Graeme, M.D.
Jason Grimsman, D.O.
Emily Hansen, M.D.
Nathan Heaps, M.D. (per diem)
Anne Hermida, M.D.
Mellissa Holden-Leborgne, D.O.
Kevin Johnson, D.O.
Delmar (Kent) Layton, M.D.
Mandy Limberg, D.O.
James (Jim) Lindgren, M.D.
Wendy Lucid, M.D.
Kristen McKinnon, M.D.
Christopher Miedema, M.D.
Joshua (Jed) Millar, D.O.
Alan Molk, M.D.
Mark Mouritsen, M.D.
Aneesh Narang, M.D.
Brian Page, D.O.
Gavin Parisi, M.D.
Douglas Patton, M.D.
Robert Porter, D.O.
Michael Prescott, M.D. (per diem)
Wendy Prynn, M.D.
David Radler, M.D.
Beth Ranney, M.D.
Steven Reinhart, D.O.
Eric Schenk, M.D.
Richard Seligson, M.D.
Shannon Smalley, D.O.
Rory Smith, D.O.
Jerry Snow, M.D.
David Streitwieser, M.D.
Thomas Striegel, D.O.
Kristina Sycamore, M.D.
Cody Thorstenson, M.D.
Lester Tukan, M.D.
Mahmood Vahedian, M.D.
Nicholas Vasquez, M.D.
Darren West, M.D. (per diem)
Beth Wilson, D.O.
Anthony Wong, M.D.
Samantha Wu Halpert, M.D.
Teresa Wu, M.D.
Trevin Zarrinkelk, D.O.

Nurse Practitioners and Physician Assistants

Patricia (Val) Armstrong, P.A.
Sean Barney, P.A. (per diem)
Kim Basile, P.A.
Patricia (Patti) Campbell, A.N.P.
Matthew Cook, N.P.
Nathan Cook, P.A.
Sara Evans, P.A.
Katie Fisher, P.A.
Kevin Fordell, P.A.
Kristen Green, N.P.
Joseph Harrison, P.A.
James Jarvise, P.A.
Dana Johnson, P.A.
Reese Jones, P.A.
Elizabeth Khoury, P.A.
David Lepley, P.A.
Monica Liu, P.A.
Yvonne Lorenzana, P.A.
Robert McPherson, P.A.
Fred Miner, P.A.
Brandon Morris, P.A.
Brian Pavlue, P.A.
Michael (Mike) Prebil, P.A.
David (Dave) Rigby, P.A.
Suzanne Russell, P.A.
LaNika Scepurek, P.A.
Rachel Schwarz, P.A.
Victoria (Viki) Smith, P.A.
Sara Sorace, P.A.
Amanda Vitagliano, P.A. (per diem)
Joseph (Joey) Vitagliano, P.A. (per diem)
Margaret (Peggy) Vitagliano, P.A.
Lauren Wilcox, P.A.
Monica Winter-Zier, P.A.
Arleanne (Leanne) Yelle, F.N.P.
Emergency Professional Services' Doctors