NPIMap

Individual provider Active NPI

William Spencer Lewis, MD

  • Otolaryngology Physician
  • Los Gatos, CA
National Provider Identifier
1871585059
Registry record updated Apr 29, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Otolaryngology PhysicianTaxonomy code 207Y00000X
License
G62557 Issued in CA
Practice address
15861 Winchester Blvd
Los Gatos, CA 95030-3306
Phone
(408) 395-6121
Fax
(408) 395-6127
NPI assigned
Aug 16, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 29, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Otolaryngology Physician 207Y00000X G62557 CA Primary

Addresses

Primary practice location

15861 Winchester Blvd
Los Gatos, CA 95030-3306

Mailing address

15861 Winchester Blvd
Los Gatos, CA 95030-3306
Phone (408) 395-6121

Other practice location 1

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

Other identifiers 1

IdentifierTypeStateIssuer
00G625571MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100825000896 CA Practitioner - Otolaryngology 9335263508 Reassigns benefits to 1 organization
Receives reassigned benefits from 2 practitioners
Practice locations: Los Gatos, CA

Care Compare profile

Medicare Care Compare
Specialty
Otolaryngology
Education
University of Southern California Keck School of Medicine, 1986
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Stanford Health CareGroup PAC ID 6709797491, 3,152 clinicians

Practice addresses (Care Compare)

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
G62557CAMDOtolaryngology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care CurrentSince Nov 7, 2022 Accepting new patients
Stanford Health Care CurrentSince Nov 7, 2022 Accepting new patients
St. Mary'S Good Samaritan Hospital, Inc. Past Accepting new patients
Good Samaritan Hospital Ca LTD PTP Past Accepting new patients
Good Samaritan Hospital, L.P. Past Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients

Locations

15861 Winchester Blvd
Los Gatos, CA 95030
Phone (408) 395-3121

1300 Crane St
Menlo Park, CA 94025
Phone (510) 785-5000

4725 1st St
Ste 100
Pleasanton, CA 94566
Phone (925) 462-7060

2585 Samaritan Dr
Ste 10
San Jose, CA 95124
Phone (650) 723-5281

2585 Samaritan Dr
#10
San Jose, CA 95124

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Interoperability endpoints

  • Direct secure messaging: wlewis216284@direct.stanfordhealthcare.org

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 10

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1124150400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1714348800000",
    "number": "1871585059",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15861 WINCHESTER BLVD",
            "city": "LOS GATOS",
            "state": "CA",
            "postal_code": "950303306",
            "telephone_number": "408-395-6121",
            "fax_number": "408-395-6127"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15861 WINCHESTER BLVD",
            "city": "LOS GATOS",
            "state": "CA",
            "postal_code": "950303306",
            "telephone_number": "408-395-6121",
            "fax_number": "408-395-6127"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Pasteur Dr",
            "address_purpose": "LOCATION",
            "city": "Stanford",
            "state": "CA",
            "postal_code": "943052200",
            "country_code": "US",
            "telephone_number": "650-723-4000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEWIS",
        "first_name": "WILLIAM",
        "middle_name": "SPENCER",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-08-16",
        "last_updated": "2024-04-29",
        "certification_date": "2024-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "CA",
            "license": "G62557",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G625571",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Gatos, CA

Sources for this page

Verify at the official NPI Registry.