Oak Leyden Developmental Services

Primary specialty

Speech-Language PathologistTaxonomy code 235Z00000X

License

146003481 Issued in IL

Legal business name

OAK LEYDEN DEVELOPMENTAL SERVICES

Practice address

411 Chicago Ave
Oak Park, IL 60302-2233

Phone

(708) 524-1050

Fax

(708) 524-2469

NPI assigned

Feb 21, 2007

Organization subpart

No

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

Authorized official

Name

Melissa Ehmann

Title

Director of Children Services

Phone

(708) 524-1050

Specialties & licenses 13

Addresses

Tax ID family

Oak Leyden Developmental Center3 organizations share this tax ID, including this one

Other organizations with this tax ID 2

Organizations that report the same tax identification number in the National Provider Directory.

• Oak Leyden Developmental Center

  • Early Intervention Provider Agency
  • Oak Park, IL
  • NPI 1720303399
  NPD tax ID
• Oak-Leyden Developmental Services

  • Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility
  • Oak Park, IL
  • NPI 1366814220
  NPD tax ID

Locations

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

{
    "created_epoch": "1172016000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1737936000000",
    "number": "1033254347",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "411 CHICAGO AVE",
            "city": "OAK PARK",
            "state": "IL",
            "postal_code": "603022233",
            "telephone_number": "708-524-1050",
            "fax_number": "708-524-2469"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "411 CHICAGO AVE",
            "city": "OAK PARK",
            "state": "IL",
            "postal_code": "603022233",
            "telephone_number": "708-524-1050",
            "fax_number": "708-524-2469"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OAK LEYDEN DEVELOPMENTAL SERVICES",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-02-21",
        "last_updated": "2025-01-27",
        "certification_date": "2025-01-27",
        "status": "A",
        "authorized_official_last_name": "EHMANN",
        "authorized_official_first_name": "MELISSA",
        "authorized_official_title_or_position": "DIRECTOR OF CHILDREN SERVICES",
        "authorized_official_telephone_number": "708-524-1050"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "222Q00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Developmental Therapist",
            "state": "IL",
            "license": null,
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": "IL",
            "license": "070002012",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": "IL",
            "license": "070004000",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": "IL",
            "license": "070011242",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": "IL",
            "license": "070008117",
            "primary": false
        },
        {
            "code": "225X00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Occupational Therapist",
            "state": "IL",
            "license": "056003098",
            "primary": false
        },
        {
            "code": "225X00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Occupational Therapist",
            "state": "IL",
            "license": "056001573",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "IL",
            "license": "146003481",
            "primary": true
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "IL",
            "license": "146005747",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "IL",
            "license": "146008122",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "IL",
            "license": "146008222",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "IL",
            "license": "146008395",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Chioma Nwaoha, PA-C
• Nancy Jane O'Connell, RN
• Hannah O'Connor, LCSW
• Robert Edward O'Connor, PH.D.
• Oak Leyden Developmental Center
• Oak Park and River Forest H S
• Oak Park Autism Clinic Inc
• Oak Park Autism Clinic Inc
• Oak Park Behavioral Medicine LLC
• Oak Park Chiropractic, LLC

• Speech-Language Pathologist in Oak Park, IL
• Providers in Oak Park, IL by specialty
• Speech-Language Pathologist in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 27, 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.