NPIMap

Organization Active NPI

Monterey Hospitalist Medical Group

  • Internal Medicine Physician
  • Monterey, CA
National Provider Identifier
1043321623
Registry record updated Jun 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
MONTEREY HOSPITALIST MEDICAL GROUP
Practice address
23625 Holman Hwy
Monterey, CA 93940-5902
Phone
(831) 622-2708
Fax
(831) 622-2709
NPI assigned
Aug 31, 2006
Last updated
Jun 29, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jun 29, 2026

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

Authorized official

Name
Jeffrey Barnum, MDNPI 1912932211
Title
Director
Phone
(831) 649-1000

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
Internal Medicine Physician 207R00000X NU Primary

Addresses

Primary practice location

23625 Holman Hwy
Monterey, CA 93940-5902

Mailing address

100 Wilson Rd
Suite 100
Monterey, CA 93940-7885
Phone (831) 649-1000

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20061106000329 CA Part B Supplier - Clinic/Group Practice 8527065531 Receives reassigned benefits from 50 practitioners
Practice locations: Monterey, CA

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 63

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 63

NPI Registry JSON

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

{
    "created_epoch": "1156982400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782691200000",
    "number": "1043321623",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 WILSON RD",
            "address_2": "SUITE 100",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939407885",
            "telephone_number": "831-649-1000",
            "fax_number": "831-649-4961"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "23625 HOLMAN HWY",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939405902",
            "telephone_number": "831-622-2708",
            "fax_number": "831-622-2709"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MONTEREY HOSPITALIST MEDICAL GROUP",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-08-31",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A",
        "authorized_official_last_name": "BARNUM",
        "authorized_official_first_name": "JEFFREY",
        "authorized_official_title_or_position": "DIRECTOR",
        "authorized_official_telephone_number": "831-649-1000",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Monterey, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 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.