NPIMap

Individual provider Active NPI

Krista Briana Blaustein, PA-C

  • Physician Assistant
  • Stanford, CA
National Provider Identifier
1487144747
Registry record updated Dec 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
55578 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
NPI assigned
May 12, 2018
Last updated
Dec 24, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 24, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 55578 CA Primary
Medical Physician Assistant 363AM0700X 55578 CA
Surgical Physician Assistant 363AS0400X 55578 CA

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

1310 El Camino Real Ste J
San Bruno, CA 94066-1305
Phone (650) 270-2395

Other practice location 2

168 N Brent St Ste 404
Ventura, CA 93003-2824
Phone (805) 641-6525

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
I20180625003368 CA Practitioner - Physician Assistant 9830444330 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2018
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

420 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

450 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
55578CAMDGeneral Practice Dentistry

Practice roles

OrganizationSpecialtyStatusNew patients
Sansum Clinic CurrentSince Jul 30, 2018 Accepting new patients
Stanford Health Care CurrentSince Apr 17, 2025 Accepting new patients
Cep America - California CurrentSince Jun 1, 2018 Accepting new patients
Cep America-California CurrentSince Jun 1, 2018 Accepting new patients
Stanford Health Care CurrentSince Apr 17, 2025 Accepting new patients

Locations

24451 Health Center Dr
Laguna Hills, CA 92653
Phone (949) 452-3573

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 350-2663

1600 N Rose Ave
Oxnard, CA 93030
Phone (805) 988-2500

215 Pesetas Ln
Santa Barbara, CA 93110
Phone (805) 681-1765

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

Interoperability endpoints

  • Direct secure messaging: kblaustein522826@direct.stanfordhealthcare.org
  • Direct secure messaging: kristablaustein@ivga.allscriptsdirect.net
  • Direct secure messaging: kristablaustein@neurosurgi.allscriptsdirect.net

Organizations & group practices 10

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.

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": "1526083200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766534400000",
    "number": "1487144747",
    "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": "1310 El Camino Real Ste J",
            "address_purpose": "LOCATION",
            "city": "San Bruno",
            "state": "CA",
            "postal_code": "940661305",
            "country_code": "US",
            "telephone_number": "650-270-2395",
            "fax_number": "650-270-2397",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "168 N Brent St Ste 404",
            "address_purpose": "LOCATION",
            "city": "Ventura",
            "state": "CA",
            "postal_code": "930032824",
            "country_code": "US",
            "telephone_number": "805-641-6525",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BLAUSTEIN",
        "first_name": "KRISTA",
        "middle_name": "BRIANA",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-05-12",
        "last_updated": "2025-12-24",
        "certification_date": "2025-12-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "55578",
            "primary": true
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CA",
            "license": "55578",
            "primary": false
        },
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "CA",
            "license": "55578",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.