Individual provider Active NPI

Ashley Ann Jezierski, PA-C

  • Physician Assistant
  • Stanford, CA
National Provider Identifier
1336524099
Registry record updated Nov 6, 2017
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
53399 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
NPI assigned
Jul 23, 2015
Last updated
Nov 6, 2017By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 6, 2017

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 018880 NY
Physician Assistant 363A00000X 53399 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

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

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20170913002202 CA Practitioner - Physician Assistant 6002125358 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
53.98 of 100Reported as group
Quality
11.8
Promoting interoperability
74
Improvement activities
0
Cost
82.7

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care CurrentSince Jul 29, 2017 Accepting new patients
County of San Joaquin CurrentSince Mar 12, 2024 Accepting new patients
Sonora Community Hospital CurrentSince Jan 11, 2022 Accepting new patients
Stanford Health Care CurrentSince Jul 29, 2017 Accepting new patients
County of San Joaquin CurrentSince Mar 12, 2024 Accepting new patients
Sonora Community Hospital CurrentSince Jan 11, 2022 Accepting new patients
Strawberry Creek Medical Group of California PC Past Accepting new patients
Delta Sierra Medical Group, Inc PastSince Dec 7, 2025 Accepting new patients

Locations

500 W Hospital Rd
French Camp, CA 95231
Phone (209) 468-6000

14540 State Highway 108
Sonora, CA 95370
Phone (209) 532-3167

680 Guzzi Ln
Ste 201
Sonora, CA 95370
Phone (209) 536-1785

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

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.

NPI Registry JSON

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

{
    "created_epoch": "1437609600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1509926400000",
    "number": "1336524099",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DRIVE",
            "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": [],
    "basic": {
        "last_name": "JEZIERSKI",
        "first_name": "ASHLEY",
        "middle_name": "ANN",
        "name_prefix": "Ms.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-07-23",
        "last_updated": "2017-11-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NY",
            "license": "018880",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "53399",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.