Dana Marie Opfer, AU.D., CCC-A

Primary specialty

Assistive Technology Supplier AudiologistTaxonomy code 231HA2500X

Practice address

2618 Cunningham Ave
Joplin, MO 64804-1542

Phone

(417) 623-1200

Fax

(417) 623-1210

NPI assigned

Nov 9, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 4

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. Confirm with the OIG exclusions search.

State licenses

Practice roles

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.

• Southwest Hearing and Balance

  • Durable Medical Equipment & Medical Supplies
  • Joplin, MO
  • NPI 1871658427
  NPD (past) Authorized official
• Hand and Microsurgery Associates, LLC

  • Plastic Surgery Physician
  • Joplin, MO
  • NPI 1912249939
  NPD (past)
• Otolaryngology of Joplin

  dba Joplin Ear, Nose and Throat

  • Clinic/Center
  • Joplin, MO
  • NPI 1568642452

  Audiologist-Hearing Aid Fitter

  NPD (past)

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

{
    "created_epoch": "1163030400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1093885600",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2618 CUNNINGHAM AVE",
            "city": "JOPLIN",
            "state": "MO",
            "postal_code": "648041542",
            "telephone_number": "417-623-1200",
            "fax_number": "417-623-1210"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2618 CUNNINGHAM AVE",
            "city": "JOPLIN",
            "state": "MO",
            "postal_code": "648041542",
            "telephone_number": "417-623-1200",
            "fax_number": "417-623-1210"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OPFER",
        "first_name": "DANA",
        "middle_name": "MARIE",
        "name_prefix": "Dr.",
        "credential": "AU.D., CCC-A",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-11-09",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "231HA2400X",
            "taxonomy_group": "",
            "desc": "Audiologist, Assistive Technology Practitioner",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "231HA2500X",
            "taxonomy_group": "",
            "desc": "Audiologist, Assistive Technology Supplier",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "237600000X",
            "taxonomy_group": "",
            "desc": "Audiologist-Hearing Aid Fitter",
            "state": "MO",
            "license": "117042",
            "primary": false
        },
        {
            "code": "237600000X",
            "taxonomy_group": "",
            "desc": "Audiologist-Hearing Aid Fitter",
            "state": "MO",
            "license": "001278",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Cassandra E Olson, NP-C
• Dennis Ray Olson, D.C.
• Stacia M Olson
• Oncology and Hematology Center, P.C.
• Nancy Ann Onyon, PHARMD
• Options Outpaitent Counseling Service
• Okeysolom Kenneth Oradiegwu Jr., DDS
• James E. Orear, D.O.
• James Orlando III, M.D.
• Justin Lynn Orren, DO

• Audiologist in Joplin, MO
• Providers in Joplin, MO by specialty
• Audiologist 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.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; OIG LEIE.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.