OrganizationActive
Golden State Orthopedics & Spine
NPI 1801549241 · Orthopaedic Surgery Physician · Santa Clara, CA
Provider details
- NPI number
- 1801549241
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Golden State Orthopedics & Spine
- Organization subpart
- Yes
- Authorized official
- Stephen Hammarstrom, Ceo(925) 939-8585
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
900 Lafayette St Ste 105
Santa Clara, CA 95050-4966
Phone: (408) 293-7764
Street-level locationGet directions
Mailing address
Po Box 31396
Walnut Creek, CA 94598-8396
Registry dates
- Enumerated
- 2022-01-26
- Last updated
- 2024-06-13
- Certified
- 2024-06-13
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.