Individual provider Active NPI

Alexandra Wolff, BCBA

  • Behavior Analyst
  • Modesto, CA
National Provider Identifier
1790291037
Registry record updated Sep 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
License
1-17-28295 Issued in CA
Practice address
3001 Coffee Rd Ste 1
Modesto, CA 95355-1764
Phone
(855) 223-7123
NPI assigned
Dec 22, 2017
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 16, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Analyst 103K00000X 1-17-28295 CA Primary

Addresses

Primary practice location

3001 Coffee Rd Ste 1
Modesto, CA 95355-1764

Mailing address

PO Box 33568
San Diego, CA 92163-3568
Phone (855) 223-7123

Other practice location 1

3620 W Hammer Ln
Stockton, CA 95219-5435
Phone (209) 521-4791

Other practice location 2

1101 Standiford Ave Ste A1
Modesto, CA 95350-0981
Phone (855) 223-7123

Other practice location 3

2850 N Tracy Blvd Ste 201
Tracy, CA 95376-7767
Phone (855) 223-7123

Other practice location 4

800 Howe Ave Ste 140
Sacramento, CA 95825
Phone (916) 350-1737

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Centra Medical Group, LLC Past Accepting new patients
Kadiant, LLC Behavior Analyst Past Accepting new patients

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1513900800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757980800000",
    "number": "1790291037",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 33568",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921633568",
            "telephone_number": "855-223-7123",
            "fax_number": "619-374-7134"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3001 COFFEE RD STE 1",
            "city": "MODESTO",
            "state": "CA",
            "postal_code": "953551764",
            "telephone_number": "855-223-7123"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3620 W Hammer Ln",
            "address_purpose": "LOCATION",
            "city": "Stockton",
            "state": "CA",
            "postal_code": "952195435",
            "country_code": "US",
            "telephone_number": "209-521-4791",
            "fax_number": "209-521-4794",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1101 Standiford Ave Ste A1",
            "address_purpose": "LOCATION",
            "city": "Modesto",
            "state": "CA",
            "postal_code": "953500981",
            "country_code": "US",
            "telephone_number": "855-223-7123",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2850 N Tracy Blvd Ste 201",
            "address_purpose": "LOCATION",
            "city": "Tracy",
            "state": "CA",
            "postal_code": "953767767",
            "country_code": "US",
            "telephone_number": "855-223-7123",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "800 Howe Ave Ste 140",
            "address_purpose": "LOCATION",
            "city": "Sacramento",
            "state": "CA",
            "postal_code": "95825",
            "country_code": "US",
            "telephone_number": "916-350-1737",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WOLFF",
        "first_name": "ALEXANDRA",
        "credential": "BCBA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-12-22",
        "last_updated": "2025-09-16",
        "certification_date": "2025-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "CA",
            "license": "1-17-28295",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Modesto, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 16, 2025; 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.