Keller Professional Group, DMD, PC

Primary specialty

DentistTaxonomy code 122300000X

Legal business name

KELLER PROFESSIONAL GROUP, DMD, PC

Practice address

3929 Bayless Ave
Saint Louis, MO 63125-1437

Phone

(314) 638-4190

Fax

(314) 638-3900

NPI assigned

Oct 12, 2006

Organization subpart

No

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

Authorized official

Name

Dr. Duane Clay Keller, D.M.D.NPI 1932298502

Title

President

Phone

(314) 638-4190

Specialties & licenses 2

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Duane Clay Keller, D.M.D.

  • Dentist
  • Saint Louis, MO
  • NPI 1932298502
  NPD (past) Authorized official

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

{
    "created_epoch": "1160611200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1306935986",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3929 BAYLESS AVE",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631251437",
            "telephone_number": "314-638-4190",
            "fax_number": "314-638-3900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3929 BAYLESS AVE",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631251437",
            "telephone_number": "314-638-4190",
            "fax_number": "314-638-3900"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "KELLER PROFESSIONAL GROUP, DMD, PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-10-12",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "KELLER",
        "authorized_official_first_name": "DUANE",
        "authorized_official_middle_name": "CLAY",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "314-638-4190",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "D.M.D."
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Dentist",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Timothy Brent Kell, NP
• Timothy L Kella, MD
• Richard Haddon Kellahan
• Sara Ranae Kellahan, AGNP
• Beth Kellenberger, P.T.
• Angela Prost Keller, FNP
• Brittney Keller
• Danielle Keller
• Duane Clay Keller, D.M.D.
• James Patrick Keller, LMSW

• Dentist in Saint Louis, MO
• Providers in Saint Louis, MO by specialty
• Dentist in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.