NPIMap

Individual provider Active NPI

Jeffrey Alan Duncan, O.D.

  • Optometrist
  • Fort Defiance, AZ
National Provider Identifier
1669432365
Registry record updated Jun 19, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
OptometristTaxonomy code 152W00000X
License
OE 007276T Issued in PA
Practice address
Corner of Route N12 and N7
Fort Defiance, AZ 86504
Phone
(928) 729-8000
NPI assigned
Mar 25, 2006
Last updated
Jun 19, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 19, 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 OE 007276T PA Primary

Addresses

Primary practice location

Corner of Route N12 and N7
Fort Defiance, AZ 86504

Mailing address

PO Box 649
Fort Defiance, AZ 86504-0649
Phone (928) 729-8000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, TX2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20181114002069 PA Practitioner - Optometry 0648524454
I20220830001792 TX Practitioner - Optometry 0648524454 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Optometry
Education
Pennsylvania College of Optometry, 1991
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

Corner of Route N12 and N7
Fdihb Inc.
Fort Defiance, AZ 86504-0649
Phone (928) 729-8082

PO Box
Suite 649
Fort Defiance, AZ 86504-0649

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
OE 007276TPAMDOptometrist

Practice roles

OrganizationSpecialtyStatusNew patients
Ton San Xavier Health Center CurrentSince Jul 14, 2023 Accepting new patients
The Fort Defiance Indian Hospital Board, Incorporation CurrentSince Aug 29, 2022 Accepting new patients
Ton Sells Hospital CurrentSince Jul 14, 2023 Accepting new patients
Ton San Simon Health Center CurrentSince Jul 14, 2023 Accepting new patients
Ton Santa Rosa Health Center CurrentSince Jul 14, 2023 Accepting new patients
Aeg Pennsylvania Professional Inc Optometrist CurrentSince Sep 19, 2024 Accepting new patients
Ton Santa Rosa Health Center Past Accepting new patients
Ton San Xavier Health Center Past Accepting new patients
Ton Sells Hospital Past Accepting new patients
Aeg Pennsylvania Professional, Inc Optometrist Past Accepting new patients

Locations

7900 S J Stock Rd
Tucson, AZ 85746
Phone (520) 295-2550

111 E 4th St
Ste 440
Alton, IL 62002

187 Scharberry Ln
Mars, PA 16046
Phone (724) 591-5501

2460 Robinson Center Dr
Pittsburgh, PA 15205
Phone (412) 788-5353

Interoperability endpoints

  • Direct secure messaging: 100295@visionworks.emadirect.md

Organizations & group practices 10

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1143244800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781827200000",
    "number": "1669432365",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 649",
            "city": "FORT DEFIANCE",
            "state": "AZ",
            "postal_code": "865040649",
            "telephone_number": "928-729-8000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "CORNER OF ROUTE N12 AND N7",
            "city": "FORT DEFIANCE",
            "state": "AZ",
            "postal_code": "86504",
            "telephone_number": "928-729-8000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DUNCAN",
        "first_name": "JEFFREY",
        "middle_name": "ALAN",
        "name_prefix": "Dr.",
        "credential": "O.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-25",
        "last_updated": "2026-06-19",
        "certification_date": "2026-06-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "PA",
            "license": "OE 007276T",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Defiance, AZ

Sources for this page

Verify at the official NPI Registry.