Individual provider Active NPI

Julie Lynn Williamson, DO

  • Pediatric Anesthesiology Physician
  • Palo Alto, CA
National Provider Identifier
1194862532
Registry record updated Apr 11, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Anesthesiology PhysicianTaxonomy code 207LP3000X
License
20A18815 Issued in CA
Practice address
725 Welch Rd
Palo Alto, CA 94304-1601
Phone
(650) 497-8000
NPI assigned
Feb 1, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 11, 2024

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 20A18815 CA
Pediatric Critical Care Medicine Physician 2080P0203X 20A18815 CA
Pediatric Anesthesiology Physician 207LP3000X 20A18815 CA Primary

Addresses

Primary practice location

725 Welch Rd
Palo Alto, CA 94304-1601

Mailing address

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

Other names 1

  • Dr. Julie Lynn Rosen Former name

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20080814000790 CA Practitioner - AnesthesiologyPractitioner - Other (Physician) 4789759424 Reassigns benefits to 2 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
20A18815CAMDPediatric Critical Care Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
LPCH Medical Group Div of Lucile CurrentSince May 14, 2021 Accepting new patients
Stanford Health Care Anesthesiology Current Accepting new patients
Stanford Health Care CurrentSince May 13, 2021 Accepting new patients
Stanford Health Care Anesthesiology CurrentSince May 13, 2021 Accepting new patients

Locations

7999 Gateway Blvd
Ste 200
Newark, CA 94560
Phone (510) 806-2947

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

300 Pasteur Dr
#5500
Stanford, CA 94305
Phone (415) 723-5525

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

600 N Wolfe St
Baltimore, MD 21287

Organizations & group practices 4

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.

NPI Registry JSON

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

{
    "created_epoch": "1170288000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1712793600000",
    "number": "1194862532",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "725 WELCH RD",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041601",
            "telephone_number": "650-497-8000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "725 WELCH RD",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041601",
            "telephone_number": "650-497-8000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "JULIE",
        "middle_name": "LYNN",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-02-01",
        "last_updated": "2024-04-11",
        "certification_date": "2024-04-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "20A18815",
            "primary": false
        },
        {
            "code": "2080P0203X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Critical Care Medicine",
            "state": "CA",
            "license": "20A18815",
            "primary": false
        },
        {
            "code": "207LP3000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Pediatric Anesthesiology",
            "state": "CA",
            "license": "20A18815",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JULIE",
            "last_name": "ROSEN",
            "middle_name": "LYNN",
            "prefix": "DR.",
            "credential": "D.O.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Palo Alto, CA

Sources for this page

Verify at the official NPI Registry.