Individual provider Active NPI

Joshua Edward Kayman, M.D

  • Psychiatry Physician
  • Alameda, CA
National Provider Identifier
1104021963
Registry record updated Mar 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
A108111 Issued in CA
Practice address
1311 Park St Ste 1051
Alameda, CA 94501-4507
Phone
(562) 314-4466
Fax
(480) 900-8584
NPI assigned
Jun 20, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 3, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X A108111 CA Primary
Addiction Medicine (Internal Medicine) Physician 207RA0401X A108111 CA

Addresses

Primary practice location

1311 Park St Ste 1051
Alameda, CA 94501-4507

Mailing address

1311 Park St Ste 1051
Alameda, CA 94501-4507
Phone (562) 314-4466

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100126000601 CA Practitioner - PsychiatryPractitioner - Addiction Medicine 7315089562 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
95.17 of 100Reported as group
Quality
86.93
Promoting interoperability
100
Improvement activities
40
Cost
72.6

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A108111CAMDAddiction Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
John Muir Physician Network CurrentSince Jun 1, 2016 Accepting new patients

Locations

2400 Balfour Rd
Ste 120
Brentwood, CA 94513
Phone (925) 308-8112

1450 Treat Blvd
Ste 200
Walnut Creek, CA 94597
Phone (925) 296-7340

Interoperability endpoints

  • Direct secure messaging: jkayman112684@alamedahs.direct-ci.com
  • Direct secure messaging: jkayman226382@hisp.ehr.sutterhealth.org

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1182297600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1104021963",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1311 PARK ST STE 1051",
            "city": "ALAMEDA",
            "state": "CA",
            "postal_code": "945014507",
            "telephone_number": "562-314-4466",
            "fax_number": "480-900-8584"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1311 PARK ST STE 1051",
            "city": "ALAMEDA",
            "state": "CA",
            "postal_code": "945014507",
            "telephone_number": "562-314-4466",
            "fax_number": "480-900-8584"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KAYMAN",
        "first_name": "JOSHUA",
        "middle_name": "EDWARD",
        "name_prefix": "Dr.",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-06-20",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "A108111",
            "primary": true
        },
        {
            "code": "207RA0401X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Addiction Medicine",
            "state": "CA",
            "license": "A108111",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Alameda, CA

Sources for this page

Verify at the official NPI Registry.