NPIMap

Organization Active NPI

Golden State Orthopedics & Spine

  • Orthopaedic Surgery Physician
  • Walnut Creek, CA
National Provider Identifier
1972552990
Registry record updated Jun 13, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
Legal business name
GOLDEN STATE ORTHOPEDICS & SPINE
Practice address
2405 Shadelands Dr
Walnut Creek, CA 94598-2444
Phone
(925) 939-8585
Fax
(925) 933-2709
NPI assigned
May 8, 2006
Last updated
Jun 13, 2024By the provider in NPPES
Organization subpart
Yes
Parent organization
GOLDEN STATE ORTHOPEDICS & SPINEAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Jun 13, 2024

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Stephen Hammarstrom
Title
Ceo
Phone
(925) 939-8585

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207X00000X Primary

Addresses

Primary practice location

2405 Shadelands Dr
Walnut Creek, CA 94598-2444

Mailing address

PO Box 31396
Walnut Creek, CA 94598-8396
Phone (925) 939-8585

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
O20031103000721 CA Part B Supplier - Clinic/Group Practice 8224940739 Receives reassigned benefits from 275 practitioners
21 other NPIs on this enrollment
Practice locations: Oakland, CA; San Francisco, CA; San Jose, CA; San Ramon, CA; Santa Clara, CA; Walnut Creek, CA; Watsonville, CA; Mountain View, CA…
O20101208000821 CA DME Supplier - Physician - Orthopedic/Orthopedic Surgery 8224940739 Practice locations: Walnut Creek, CA

Other NPIs with the same Medicare PAC ID 4

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 21

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

View all 21

National Provider Directory

National Provider Directory
Part of
Golden State Orthopedics Spine

Locations

101 Sand Creek Rd
Ste B
Brentwood, CA 94513
Phone (925) 666-8460

1800 Sutter St
Concord, CA 94520
Phone (707) 690-4874

340 Dardanelli Ln
Los Gatos, CA 95032

18181 Butterfield Blvd
Ste 104
Morgan Hill, CA 95037

1600 Saratoga Ave
Ste 46
San Jose, CA 95129
Phone (408) 412-8130

2405 Shadelands Dr
Ste 100
Walnut Creek, CA 94598

2405 Shadelands Dr
Ste 110
Walnut Creek, CA 94598
Phone (925) 210-8600

2405 Shadelands Dr
Ste 210
Walnut Creek, CA 94598
Phone (925) 210-8500

2625 Shadelands Dr
Ste 300
Walnut Creek, CA 94598

Networks

  • BSC 65 PLUS INDIVIDUAL MAPDPlans: Blue Shield 65 Plus (HMO) (H0504-015-000, H0504); Blue Shield 65 Plus (HMO) (H0504-039-000, H0504); Blue Shield 65 Plus Plan 2 (HMO) (H0504-021-000, H0504); Blue Shield Inspire (HMO) (H0504-041-000, H0504); Blue Shield 65 Plus (HMO) (H0504-038-000, H0504); Blue Shield Inspire (HMO) (H0504-047-000, H0504); Blue Shield 65 Plus (HMO) (H0504-026-000, H0504); Blue Shield Advantage (HMO) (H0504-050-000, H0504); Blue Shield AdvantageOptimum Plan (HMO) (H5928-004-000, H5928); Blue Shield Inspire (HMO) (H0504-043-000, H0504)…

Practitioners & affiliated clinicians

Practitioners 300

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 300

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1147046400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1718236800000",
    "number": "1972552990",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 31396",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945988396",
            "telephone_number": "925-939-8585",
            "fax_number": "925-933-2709"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2405 SHADELANDS DR",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982444",
            "telephone_number": "925-939-8585",
            "fax_number": "925-933-2709"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GOLDEN STATE ORTHOPEDICS & SPINE",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "GOLDEN STATE ORTHOPEDICS & SPINE",
        "enumeration_date": "2006-05-08",
        "last_updated": "2024-06-13",
        "certification_date": "2024-06-13",
        "status": "A",
        "authorized_official_last_name": "HAMMARSTROM",
        "authorized_official_first_name": "STEPHEN",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "925-939-8585"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 13, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.