Genome-Based Diagnostics

Primary specialty

Clinical Medical LaboratoryTaxonomy code 291U00000X

Legal business name

GENOME-BASED DIAGNOSTICS

Practice address

2091 Las Palmas Dr Ste a
Carlsbad, CA 92011-1551

Phone

(760) 487-8235

NPI assigned

Apr 12, 2023

Organization subpart

No

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

Authorized official

Name

Dr. Thomas Crisman, PHD, MSNPI 1538023791

Title

President

Phone

(831) 295-3272

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Thomas J Crisman, PHD, MS

  • Laboratory Management Specialist/Technologist
  • Carlsbad, CA
  • NPI 1538023791
  NPD Authorized official

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

{
    "created_epoch": "1681257600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1769126400000",
    "number": "1528754603",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2091 LAS PALMAS DR STE A",
            "city": "CARLSBAD",
            "state": "CA",
            "postal_code": "920111551",
            "telephone_number": "760-487-8235"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2091 LAS PALMAS DR STE A",
            "city": "CARLSBAD",
            "state": "CA",
            "postal_code": "920111551",
            "telephone_number": "760-487-8235"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GENOME-BASED DIAGNOSTICS",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-04-12",
        "last_updated": "2026-01-23",
        "certification_date": "2026-01-23",
        "status": "A",
        "authorized_official_last_name": "CRISMAN",
        "authorized_official_first_name": "THOMAS",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "831-295-3272",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "PHD, MS"
    },
    "taxonomies": [
        {
            "code": "291U00000X",
            "taxonomy_group": "",
            "desc": "Clinical Medical Laboratory",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Zebadia Geary
• Felice A Gebhardt, DPT
• Gehaan Plastic Surgery Inc
• Hilda K Geiermann, MFT
• Silvia Gelvin
• Michael Joseph Gentile, D.D.S, M.S.
• Xylina Hali Gentry
• Dennis Gary George, PHARMD
• Suzanne Gere, PH. D.
• Geriatric Counseling Services

• Clinical Medical Laboratory in Carlsbad, CA
• Providers in Carlsbad, CA by specialty
• Clinical Medical Laboratory in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.