Katelyn Hallgren

Primary specialty

Behavior TechnicianTaxonomy code 106S00000X

Practice address

1200 Concord Ave Ste 185
Concord, CA 94520-5006

Phone

(510) 268-8120

NPI assigned

Jul 15, 2026

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Practice roles

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.

• Center for Social Dynamics

  • Behavior Technician
  • Concord, CA
  • NPI 1942129804
  NPD (past) Authorized official

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

{
    "created_epoch": "1784073600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784073600000",
    "number": "1417876145",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "151 HARBOUR DR",
            "city": "HALF MOON BAY",
            "state": "CA",
            "postal_code": "940194240"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 CONCORD AVE STE 185",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945205006",
            "telephone_number": "510-268-8120"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HALLGREN",
        "first_name": "KATELYN",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-07-15",
        "last_updated": "2026-07-15",
        "certification_date": "2026-07-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106S00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Behavior Technician",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Marla D Hall, PA
• Olivia Skye Hall
• Rana Hallak
• Isaac Perez Haller
• Angela Marie Hallett
• Adrian Alexander Hallin Lemos
• Hallmark Home Health Connections, Inc.
• Teresa Jean Halperin, PHARM.D.
• Sunny Meleaulelei Halsey
• Alexander Ham, D.D.S

• Behavior Technician in Concord, CA
• Providers in Concord, CA by specialty
• Behavior Technician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 15, 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.