Nystedt Behavioral Health

Primary specialty

Behavior AnalystTaxonomy code 103K00000X

Legal business name

NYSTEDT BEHAVIORAL HEALTH

Practice address

5052 Glenwood CT
Pleasanton, CA 94588-3715

Phone

(415) 613-1969

NPI assigned

Feb 10, 2026

Last updated

Feb 10, 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

Aaron Nystedt, MS, BCBANPI 1508137167

Title

Founder

Phone

(415) 613-1969

Specialties & licenses 3

Addresses

Practitioners 1

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.

• Aaron Nystedt, B.C.B.A.

  • Behavior Analyst
  • San Francisco, CA
  • NPI 1508137167
  NPD Authorized official

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

{
    "created_epoch": "1770681600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1770681600000",
    "number": "1699627927",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5052 GLENWOOD CT",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945883715",
            "telephone_number": "415-613-1969"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5052 GLENWOOD CT",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945883715",
            "telephone_number": "415-613-1969"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "NYSTEDT BEHAVIORAL HEALTH",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-02-10",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A",
        "authorized_official_last_name": "NYSTEDT",
        "authorized_official_first_name": "AARON",
        "authorized_official_title_or_position": "FOUNDER",
        "authorized_official_telephone_number": "415-613-1969",
        "authorized_official_credential": "MS, BCBA"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "NU",
            "license": null,
            "primary": true
        },
        {
            "code": "106E00000X",
            "taxonomy_group": "",
            "desc": "Assistant Behavior Analyst",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Summerlynn Nugen
• Heidi Nunez
• Ruth Nunez
• Chibueze Nwabuzoh
• Janet N Nystrom, PT
• Melinda O'Neil, MA, APCC
• Mary Carol O'Neill, LCSW
• Kathleen R O'Reilly
• Elena O'Shea, RN

• Behavior Analyst in Pleasanton, CA
• Providers in Pleasanton, CA by specialty
• Behavior Analyst in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 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.