NPIMap

Individual provider Active NPI

John West Day, MD

  • Neuromuscular Medicine (Psychiatry & Neurology) Physician
  • Stanford, CA
National Provider Identifier
1447291992
Registry record updated Nov 9, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neuromuscular Medicine (Psychiatry & Neurology) PhysicianTaxonomy code 2084N0008X
License
G52734 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
NPI assigned
Jun 8, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 9, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X G52734 CA
Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X G52734 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

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

Other practice location 1

725 Welch Rd
Palo Alto, CA 94304-1601
Phone (650) 497-8000

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
I20111024000295 CA Practitioner - NeurologyPractitioner - Other (Physician) 9739107350 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurology
Education
University of Minnesota Medical School, 1977
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

  • Stanford Health Care Hospital, Stanford, CA, CCN 050441

Merit-based Incentive Payment System (MIPS)

Final score
88.53 of 100Reported as group
Quality
87.08
Promoting interoperability
100
Improvement activities
40
Cost
69.51

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G52734CAMDNeurology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care Neurology Current Accepting new patients
LPCH Medical Group Div of Lucile CurrentSince Sep 11, 2011 Accepting new patients
Stanford Health Care CurrentSince Sep 11, 2011 Accepting new patients
Stanford Health Care CurrentSince Sep 11, 2011 Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients
Lucile Salter Packard Children'S Hospital at Stanford Past Accepting new patients
Fairview Health Services Past Accepting new patients
University of Minnesota Physicians Past Accepting new patients

Locations

1804 Embarcadero Rd
Ste 100
Palo Alto, CA 94303
Phone (650) 497-9067

730 Welch Rd
Palo Alto, CA 94304
Phone (650) 723-4800

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

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

Interoperability endpoints

  • Direct secure messaging: jday63684@direct.stanfordhealthcare.org

Organizations & group practices 8

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 7

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": "1149724800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1699488000000",
    "number": "1447291992",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "725 Welch Rd",
            "address_purpose": "LOCATION",
            "city": "Palo Alto",
            "state": "CA",
            "postal_code": "943041601",
            "country_code": "US",
            "telephone_number": "650-497-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DAY",
        "first_name": "JOHN",
        "middle_name": "WEST",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-08",
        "last_updated": "2023-11-09",
        "certification_date": "2023-11-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "CA",
            "license": "G52734",
            "primary": false
        },
        {
            "code": "2084N0008X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neuromuscular Medicine",
            "state": "CA",
            "license": "G52734",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.