NPIMap

Organization Active NPI

Alta East Bay Pathology, Inc.

  • Clinical Medical Laboratory
  • Oakland, CA
National Provider Identifier
1316909559
Registry record updated Feb 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Medical LaboratoryTaxonomy code 291U00000X
Legal business name
ALTA EAST BAY PATHOLOGY, INC.
Practice address
350 Hawthorne Ave
Oakland, CA 94609-3108
Phone
(510) 869-6567
NPI assigned
Apr 4, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Feb 10, 2026

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

Authorized official

Name
Emily O'Rourke, MDNPI 1437492386
Title
President
Phone
(510) 204-1642

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Medical Laboratory 291U00000X Primary

Addresses

Primary practice location

350 Hawthorne Ave
Oakland, CA 94609-3108

Mailing address

PO Box 848109
Los Angeles, CA 90084-8109
Phone (510) 607-9973

Other identifiers 2

IdentifierTypeStateIssuer
DB9620OtherRAILROADMEDICARE
GR0095401MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20040426000754 CA Part B Supplier - Clinic/Group Practice 8224024013 Receives reassigned benefits from 7 practitioners
5 other NPIs on this enrollment
Practice locations: Berkeley, CA; Castro Valley, CA; Oakland, CA

Other NPIs on the same Medicare enrollment 4

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory
Tax ID family
Maria-Laura Mancianti MD2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

Locations

2450 Ashby Ave
Ste 2622
Berkeley, CA 94705

Practitioners & affiliated clinicians

Practitioners 8

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1144108800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1770681600000",
    "number": "1316909559",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 848109",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900848109",
            "telephone_number": "510-607-9973",
            "fax_number": "314-932-2823"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "350 HAWTHORNE AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946093108",
            "telephone_number": "510-869-6567"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ALTA EAST BAY PATHOLOGY, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-04-04",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A",
        "authorized_official_last_name": "O'ROURKE",
        "authorized_official_first_name": "EMILY",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "510-204-1642",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "291U00000X",
            "taxonomy_group": "",
            "desc": "Clinical Medical Laboratory",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROADMEDICARE",
            "identifier": "DB9620",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0095401",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Oakland, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.