Silicon Valley Diagnostic Imaging, Inc.

Primary specialty

Radiology Clinic/CenterTaxonomy code 261QR0200X

Legal business name

SILICON VALLEY DIAGNOSTIC IMAGING, INC.

Practice address

2500 Grant Rd
Mountain View, CA 94040-4302

Phone

(650) 940-7000

NPI assigned

Oct 1, 2007

Last updated

Mar 25, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Karen Vaughn

Title

Ao

Phone

(629) 317-1465

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CA, WA, TX, CO, FL, AZ, WY, WI, NV, NY, ME, MD, HI, KS, IL, TN, DC, VA, CT, KY, MN, OH, UT, OK, MI, MA, MS, PR, VT, NC, NJ, MO, DE, PA, GA, IN, SC37 enrollments

Enrollment records 37

Locations

Practitioners 274

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.

• Marcos Alvarez II, M.D.

  • Diagnostic Radiology Physician
  • San Jose, CA
  • NPI 1326246059
  Medicare reassignment Care Compare group NPD
• Mark Beller, M.D.

  • Diagnostic Radiology Physician
  • Lancaster, CA
  • NPI 1982660387

  HI

  Medicare reassignment Care Compare group NPD
• Philip Young-Suh Chyu, M.D.

  • Diagnostic Radiology Physician
  • Oakland, CA
  • NPI 1588656847
  Medicare reassignment Care Compare group NPD
• Ankur Ajay Doshi, MD

  • Vascular & Interventional Radiology Physician
  • Fremont, CA
  • NPI 1033508353

  Diagnostic Radiology

  Medicare reassignment Care Compare group NPD
• Ryan Franke

  • Diagnostic Radiology Physician
  • Northridge, CA
  • NPI 1295093375
  Medicare reassignment Care Compare group NPD
• Ramesh K Gopi, MD

  • Diagnostic Radiology Physician
  • Cupertino, CA
  • NPI 1700850559
  Medicare reassignment Care Compare group NPD
• William Byron Harvey, M.D.

  • Diagnostic Radiology Physician
  • San Francisco, CA
  • NPI 1689616757
  Medicare reassignment Care Compare group NPD
• Lisa Jennifer Lee Hwong, M.D.

  • Diagnostic Radiology Physician
  • Mountain View, CA
  • NPI 1437170024
  Medicare reassignment Care Compare group NPD
• Stephen J. Kahn, M.D.

  • Diagnostic Radiology Physician
  • Oakland, CA
  • NPI 1790778728
  Medicare reassignment Care Compare group NPD
• Michael La Pointe

  • Diagnostic Radiology Physician
  • Ladera Ranch, CA
  • NPI 1346668142

  TX, WY

  Medicare reassignment Care Compare group NPD
• Horng Bruce J. Lin, M.D.

  • Vascular & Interventional Radiology Physician
  • Salinas, CA
  • NPI 1255395398

  Diagnostic Radiology

  Medicare reassignment Care Compare group NPD
• Yuriria S. Lobato, MD

  • Diagnostic Radiology Physician
  • Oakland, CA
  • NPI 1972597458
  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1191196800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1774396800000",
    "number": "1629265806",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 85386",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606895386"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2500 GRANT RD",
            "city": "MOUNTAIN VIEW",
            "state": "CA",
            "postal_code": "940404302",
            "telephone_number": "650-940-7000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SILICON VALLEY DIAGNOSTIC IMAGING, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-10-01",
        "last_updated": "2026-03-25",
        "certification_date": "2026-03-25",
        "status": "A",
        "authorized_official_last_name": "VAUGHN",
        "authorized_official_first_name": "KAREN",
        "authorized_official_title_or_position": "AO",
        "authorized_official_telephone_number": "629-317-1465"
    },
    "taxonomies": [
        {
            "code": "261QR0200X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Radiology",
            "state": "CA",
            "license": null,
            "primary": true
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Umme Salma Siddiqui
• Ruth Sierra
• Leslie Anne Sifferman, MFT
• Sight Optometry PC
• Silicon Valley Allergy and Asthma Inc.
• Silicon Valley Hand Therapy
• Silicon Valley Integrative Musculoskeletal Parvini Chiropractic Inc. (Silicon Valley Spine and Disc Center)
• Silicon Valley Physical Therapy, Inc
• Ellen Silka
• Skye Silos

• Radiology Clinic/Center in Mountain View, CA
• Providers in Mountain View, CA by specialty
• Radiology Clinic/Center in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 25, 2026; 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.