Individual provider Active NPI

William C Loudenslager, OD

  • Optometrist
  • Greenville, OH
National Provider Identifier
1528035110
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
OptometristTaxonomy code 152W00000X
License
2709/T1249 Issued in OH
Practice address
5164 Childrens Home Rd
Greenville, OH 45331-9327
Phone
(937) 548-7811
Fax
(937) 547-0672
NPI assigned
Mar 2, 2006
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 1

Specialty (taxonomy)CodeLicenseStatePrimary
Optometrist 152W00000X 2709/T1249 OH Primary

Addresses

Primary practice location

5164 Childrens Home Rd
Greenville, OH 45331-9327

Mailing address

5164 Childrens Home Rd
Greenville, OH 45331-9327
Phone (937) 548-7811

Other identifiers 2

IdentifierTypeStateIssuer
0726870001OtherOHDMERC SUPPLIER
5292884MedicaidOH

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)
Enrolled

State licenses

LicenseStateTypeSpecialty
2709/T1249OHMDOptometrist

Practice roles

OrganizationSpecialtyStatusNew patients
Dickman Kettler & Bruner Inc Optometrist PastSince Sep 1, 2006 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": "1141257600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1528035110",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5164 CHILDRENS HOME RD",
            "city": "GREENVILLE",
            "state": "OH",
            "postal_code": "453319327",
            "telephone_number": "937-548-7811",
            "fax_number": "937-547-0672"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5164 CHILDRENS HOME RD",
            "city": "GREENVILLE",
            "state": "OH",
            "postal_code": "453319327",
            "telephone_number": "937-548-7811",
            "fax_number": "937-547-0672"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOUDENSLAGER",
        "first_name": "WILLIAM",
        "middle_name": "C",
        "name_prefix": "Dr.",
        "credential": "OD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-02",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "OH",
            "license": "2709/T1249",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "DMERC  SUPPLIER",
            "identifier": "0726870001",
            "state": "OH"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "5292884",
            "state": "OH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenville, OH

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.