NPIMap

Individual provider Active NPI

Ariel Whitney Knight, M.D.

  • Surgery Physician
  • Palo Alto, CA
National Provider Identifier
1841679008
Registry record updated Apr 27, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
169411 Issued in CA
Practice address
300 Pasteur Dr
Palo Alto, CA 94304-2203
Phone
(650) 723-4000
NPI assigned
May 21, 2015
Last updated
Apr 27, 2024By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 27, 2024

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 169411 CA Primary
Surgery Physician 208600000X 61549 MN
Surgical Critical Care Physician 2086S0102X 169411 CA

Addresses

Primary practice location

300 Pasteur Dr
Palo Alto, CA 94304-2203

Mailing address

300 Pasteur Dr
Palo Alto, CA 94304-2203
Phone (650) 723-4000

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
I20210430002328 CA Practitioner - General Surgery 2264744424 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
University of Washington School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
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

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

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Hernia repair - groin (open)1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10
Removal of tissue1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
169411CAMDSurgical Critical Care Physician

Practice roles

OrganizationSpecialtyStatusNew patients
UCSF Dept of Surgery Surgery CurrentSince Jul 27, 2021 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jul 27, 2021 Accepting new patients
University of California SFGH Medical Group Surgery CurrentSince Jun 15, 2021 Accepting new patients
University of California San Francisco CurrentSince Jul 27, 2021 Accepting new patients
UCSF Medical Group Business Services Surgery CurrentSince Jul 27, 2021 Accepting new patients
Stanford Health Care Surgery CurrentSince May 27, 2022 Accepting new patients
Stanford Health Care CurrentSince May 27, 2022 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 15, 2021 Accepting new patients
LPCH Medical Group Div of Lucile CurrentSince May 27, 2022 Accepting new patients
University of California San Francisco Current Accepting new patients
University of California San Francisco Surgery CurrentSince Jul 27, 2021 Accepting new patients
University of California San Francisco Past Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients
Lucile Salter Packard Children's Hospital at Stanford Past Accepting new patients

Locations

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

300 Pasteur Dr
Palo Alto, CA 94304
Phone (650) 723-6469

5565 W Las Positas Blvd
Ste 260
Pleasanton, CA 94588
Phone (925) 416-5470

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000

1001 Potrero Ave
Rm 3A
San Francisco, CA 94110
Phone (415) 206-4632

1001 Potrero Ave
Bldg 5
San Francisco, CA 94110
Phone (628) 206-5753

2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444

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

300 Pasteur Dr
#H3641
Stanford, CA 94305

Interoperability endpoints

  • Direct secure messaging: aknight385589@direct.stanfordhealthcare.org

Organizations & group practices 14

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

View all 14

Hospital & facility affiliations 11

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": "1432166400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1714176000000",
    "number": "1841679008",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943042203",
            "telephone_number": "650-723-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943042203",
            "telephone_number": "650-723-4000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNIGHT",
        "first_name": "ARIEL",
        "middle_name": "WHITNEY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-05-21",
        "last_updated": "2024-04-27",
        "certification_date": "2024-04-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "169411",
            "primary": true
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MN",
            "license": "61549",
            "primary": false
        },
        {
            "code": "2086S0102X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Critical Care",
            "state": "CA",
            "license": "169411",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Palo Alto, CA

Sources for this page

Verify at the official NPI Registry.