John Alan Aalbers, M.D.

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

License

G26935 Issued in CA

Practice address

4060 4TH Ave
Suite 700
San Diego, CA 92103-2116

Phone

(619) 299-8500

Fax

(619) 297-1443

NPI assigned

Apr 3, 2006

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1144022400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1942262431",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4060 4TH AVE",
            "address_2": "SUITE 700",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921032116",
            "telephone_number": "619-299-8500",
            "fax_number": "619-297-1443"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4060 4TH AVE",
            "address_2": "SUITE 700",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921032116",
            "telephone_number": "619-299-8500",
            "fax_number": "619-297-1443"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "AALBERS",
        "first_name": "JOHN",
        "middle_name": "ALAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-03",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "CA",
            "license": "G26935",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G269350",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Providers in San Diego, CA by specialty
• Neurology Physician in California

• 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.