Individual provider Active NPI

Sarah Hark Sun Hamburger, CNM

  • Advanced Practice Midwife
  • Vallejo, CA
National Provider Identifier
1376382457
Registry record updated May 20, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Practice MidwifeTaxonomy code 367A00000X
License
236454 Issued in CA
Practice address
210 Hospital Dr
Vallejo, CA 94589-2517
Phone
(707) 645-7316
NPI assigned
May 20, 2024
Last updated
May 20, 2024By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 20, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Advanced Practice Midwife 367A00000X 236454 CA Primary

Addresses

Primary practice location

210 Hospital Dr
Vallejo, CA 94589-2517

Mailing address

PO Box 22210
Oakland, CA 94623-2210

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: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240618002448 CA Practitioner - Certified Nurse Midwife (CNM) 5092258145 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Nurse Midwife (CNM)
Education
Other, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
El Camino Health Medical Network LLCGroup PAC ID 6103115183, 202 clinicians

Practice addresses (Care Compare)

777 Knowles Dr
Suite 11
Los Gatos, CA 95032-1417
Phone (408) 871-5202

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Nurse Midwife

State licenses

LicenseStateTypeSpecialty
236454CAMDAdvanced Practice Midwife

Practice roles

OrganizationSpecialtyStatusNew patients
La Clinica de la Raza Inc Current Accepting new patients
El Camino Health Medical Network, LLC CurrentSince Jul 20, 2025 Accepting new patients
El Camino Health Medical Group Past Accepting new patients

Locations

777 Knowles Dr
Ste 11
Los Gatos, CA 95032
Phone (408) 871-5202

815 Pollard Rd
Los Gatos, CA 95032
Phone (408) 378-6131

220 Hospital Dr
Vallejo, CA 94589
Phone (707) 641-1900

Organizations & group practices 3

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": "1716163200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1716163200000",
    "number": "1376382457",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 22210",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946232210"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "210 HOSPITAL DR",
            "city": "VALLEJO",
            "state": "CA",
            "postal_code": "945892517",
            "telephone_number": "707-645-7316"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAMBURGER",
        "first_name": "SARAH",
        "middle_name": "HARK SUN",
        "credential": "CNM",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-05-20",
        "last_updated": "2024-05-20",
        "certification_date": "2024-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "CA",
            "license": "236454",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Vallejo, CA

Sources for this page

Verify at the official NPI Registry.