Individual provider Active NPI

Anna-Louise Sperry Olson, MA

  • Social Worker
  • Fort Collins, CO
National Provider Identifier
1821873415
Registry record updated Apr 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
LSW.0009925622 Issued in CO
Practice address
363 W Drake Rd Ste 2
Fort Collins, CO 80526-2882
Phone
(970) 430-5462
NPI assigned
Aug 30, 2023
Last updated
Apr 24, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 24, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X LSW.0009925622 CO Primary

Addresses

Primary practice location

363 W Drake Rd Ste 2
Fort Collins, CO 80526-2882

Mailing address

1500 N Grant St Ste R
Denver, CO 80203-1859
Phone (970) 430-5462

Other practice location 1

425 W Mulberry St Ste 108
Fort Collins, CO 80521-2864
Phone (970) 698-8778

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
Credentials
Master of Arts

State licenses

LicenseStateTypeSpecialty
LSW.0009925622COMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Overcomers Counseling Clinical PastSince Jan 26, 2025 Accepting new patients

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1693353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776988800000",
    "number": "1821873415",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1500 N GRANT ST STE R",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802031859",
            "telephone_number": "970-430-5462"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "363 W DRAKE RD STE 2",
            "city": "FORT COLLINS",
            "state": "CO",
            "postal_code": "805262882",
            "telephone_number": "970-430-5462"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "425 W Mulberry St Ste 108",
            "address_purpose": "LOCATION",
            "city": "Fort Collins",
            "state": "CO",
            "postal_code": "805212864",
            "country_code": "US",
            "telephone_number": "970-698-8778",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OLSON",
        "first_name": "ANNA-LOUISE",
        "middle_name": "SPERRY",
        "credential": "MA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-08-30",
        "last_updated": "2026-04-24",
        "certification_date": "2026-04-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "CO",
            "license": "LSW.0009925622",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Collins, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 24, 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.