Individual provider Active NPI

Brian K Roberts, M.D.

  • Internal Medicine Physician
  • Emeryville, CA
National Provider Identifier
1831158120
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A80557 Issued in CA
Practice address
1250 45TH St
Ste 355
Emeryville, CA 94608-2924
Phone
(510) 596-8988
Fax
(510) 596-8956
NPI assigned
Mar 23, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A80557 CA Primary

Addresses

Primary practice location

1250 45TH St
Ste 355
Emeryville, CA 94608-2924

Mailing address

156 Middlefield Rd
Palo Alto, CA 94301-1340

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A80557CAMDInternal Medicine Physician

NPI Registry JSON

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

{
    "created_epoch": "1143072000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1831158120",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "156 MIDDLEFIELD RD",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943011340"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1250 45TH ST",
            "address_2": "STE 355",
            "city": "EMERYVILLE",
            "state": "CA",
            "postal_code": "946082924",
            "telephone_number": "510-596-8988",
            "fax_number": "510-596-8956"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROBERTS",
        "first_name": "BRIAN",
        "middle_name": "K",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-23",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A80557",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Emeryville, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.