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Downtown Phoenix


230 S. 3rd St.
Phoenix, AZ 85004
Located within the Steward Health Care Center for Sports Medicine & Community Health

Providers in Downtown Phoenix:

Walter Calvin Damper, DO
Amy Jo Overlin, MD
Mauricio Valdes, MD

Phone Numbers

Main Office: 602-553-3113
Billing Inquiries: 800-986-2186, ext. 4142
Medical Records: 602-667-7917
X-ray Department: 602-667-7916
Main Office Fax: 602-667-7991
Nurse’s Fax: 602-955-0221


8am – 5pm Monday-Friday. Closed for lunch noon – 1 pm. Physician schedules vary.

Contact Form

Online Contact Form


Ph: 602-553-3113
Mesa Ph: 480-354-5900


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Official Health Care Partners of the Phoenix Suns and Phoenix Mercury

Steward Orthopedic & Sports Medicine Center
is formerly known as Hedley Orthopaedic Institute.