Dr John Helmer Psychologist Apc

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

Legal business name

DR JOHN HELMER PSYCHOLOGIST APC

Practice address

5360 Jackson Dr Ste 220-C
La Mesa, CA 91942-6002

Phone

(619) 439-8479

Fax

(619) 916-2457

NPI assigned

Oct 26, 2021

Last updated

Apr 16, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Dr. John Helmer, PSYD, LCSWNPI 1093122608

Title

President

Phone

(619) 439-8479

Specialties & licenses 2

Addresses

Locations

Practitioners 2

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.

• John Robert-Clyde Helmer, PSYD, LCSW

  • Clinical Psychologist
  • La Mesa, CA
  • NPI 1093122608
  NPD Authorized official
• Jacquelyn Ashley Corvan Helmer, PHD

  • Clinical Psychologist
  • La Mesa, CA
  • NPI 1255820221
  NPD (past)

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

{
    "created_epoch": "1635206400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776297600000",
    "number": "1457015430",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5360 JACKSON DR STE 220-C",
            "city": "LA MESA",
            "state": "CA",
            "postal_code": "919426002",
            "telephone_number": "619-439-8479",
            "fax_number": "619-916-2457"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5360 JACKSON DR STE 220-C",
            "city": "LA MESA",
            "state": "CA",
            "postal_code": "919426002",
            "telephone_number": "619-439-8479",
            "fax_number": "619-916-2457"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DR JOHN HELMER PSYCHOLOGIST APC",
        "organizational_subpart": "NO",
        "enumeration_date": "2021-10-26",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A",
        "authorized_official_last_name": "HELMER",
        "authorized_official_first_name": "JOHN",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "619-439-8479",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "PSYD, LCSW"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychologist, Clinical",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Clinical Psychologist in La Mesa, CA
• Providers in La Mesa, CA by specialty
• Clinical Psychologist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 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.