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Organization
GOLDEN STATE ORTHOPEDICS & SPINE
Active
Organization
GOLDEN STATE ORTHOPEDICS & SPINE
Active
Organization subpart
No
Provider details
NPI number
Authorized official
STEPHEN HAMMARSTROM (CEO)
(925) 256-2107
Entity
Organization
Contact information
Practice address
27206 CALAROGA AVE STE 207, HAYWARD, CA 94545-4300
(510) 300-9898
(510) 797-5184
Mailing address
PO BOX 31396, WALNUT CREEK, CA 94598-8396
(925) 939-8585
(925) 933-2709
Taxonomy
Speciality
Code
Description
License number
State
207X00000X
Orthopaedic Surgery Physician
Primary
—
NULL
207X00000X
Orthopaedic Surgery Physician
Primary
—
—
Other
Enumeration date
04/21/2026
Last updated
04/21/2026
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