Individual provider Active NPI

Robert F. Oyler, PHD CCC-A/SLP

  • Speech-Language Pathologist
  • Columbus, MS
National Provider Identifier
1639179583
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
S2303 Issued in MS
Practice address
1100 College Street Muw-1340
Columbus, MS 39701
Phone
(662) 329-7270
Fax
(662) 329-7460
NPI assigned
Jul 21, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Audiologist 231H00000X A2303 MS
Speech-Language Pathologist 235Z00000X S2303 MS Primary

Addresses

Primary practice location

1100 College Street Muw-1340
Columbus, MS 39701

Mailing address

1100 College Street Muw-1340
Columbus, MS 39701
Phone (662) 329-7270

Other identifiers 1

IdentifierTypeStateIssuer
00770330MedicaidMS

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
Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
A2303MSMDAudiologist
S2303MSMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
Mississippi University for Women 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": "1121904000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1639179583",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1100 COLLEGE STREET MUW-1340",
            "city": "COLUMBUS",
            "state": "MS",
            "postal_code": "39701",
            "telephone_number": "662-329-7270",
            "fax_number": "662-329-7460"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 COLLEGE STREET MUW-1340",
            "city": "COLUMBUS",
            "state": "MS",
            "postal_code": "39701",
            "telephone_number": "662-329-7270",
            "fax_number": "662-329-7460"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OYLER",
        "first_name": "ROBERT",
        "middle_name": "F.",
        "credential": "PHD CCC-A/SLP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-21",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "231H00000X",
            "taxonomy_group": "",
            "desc": "Audiologist",
            "state": "MS",
            "license": "A2303",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "MS",
            "license": "S2303",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00770330",
            "state": "MS"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Columbus, MS

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.