NPIMap

Individual provider Active NPI

Desiree Marsden, BCBA

  • Behavior Analyst
  • Naperville, IL
National Provider Identifier
1609490937
Registry record updated Jan 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
License
1-20-42222 Issued in IL
Practice address
1813 N Mill St
Naperville, IL 60563-1289
Phone
(331) 303-8600
NPI assigned
Jun 2, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 22, 2026

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 1-20-42222 IL Primary

Addresses

Primary practice location

1813 N Mill St
Naperville, IL 60563-1289

Mailing address

1813 N Mill St Ste a
Naperville, IL 60563-4872
Phone (847) 852-6311

Other names 1

  • Desiree Garcia Former name

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
Precision ABA Behavior Analyst Past 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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1591056000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769040000000",
    "number": "1609490937",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1813 N MILL ST STE A",
            "city": "NAPERVILLE",
            "state": "IL",
            "postal_code": "605634872",
            "telephone_number": "847-852-6311"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1813 N MILL ST",
            "city": "NAPERVILLE",
            "state": "IL",
            "postal_code": "605631289",
            "telephone_number": "331-303-8600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARSDEN",
        "first_name": "DESIREE",
        "credential": "BCBA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-06-02",
        "last_updated": "2026-01-22",
        "certification_date": "2026-01-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "IL",
            "license": "1-20-42222",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "DESIREE",
            "last_name": "GARCIA",
            "credential": "BCBA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Naperville, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 22, 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.