David Taylor Nellis, MSW

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

34008082A Issued in IN

Practice address

5200 Washington Ave
Ste D
Evansville, IN 47715-4863

Phone

(812) 437-1700

Fax

(812) 437-1702

NPI assigned

Jul 29, 2015

Last updated

Jun 29, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in IN

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Social Worker

Education

Other, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Midwest Behavioral Health LLCGroup PAC ID 4587834874, 132 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Practice roles

Locations

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.

• Midwest Behavioral Health LLC

  dba dba LifeStance Health

  • Psychiatry Physician
  • Evansville, IN
  • NPI 1427362201

  Social Worker

  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1438128000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782691200000",
    "number": "1255716395",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5200 WASHINGTON AVE",
            "address_2": "STE D",
            "city": "EVANSVILLE",
            "state": "IN",
            "postal_code": "477154863",
            "telephone_number": "812-437-1700",
            "fax_number": "812-437-1702"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5200 WASHINGTON AVE",
            "address_2": "STE D",
            "city": "EVANSVILLE",
            "state": "IN",
            "postal_code": "477154863",
            "telephone_number": "812-437-1700",
            "fax_number": "812-437-1702"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NELLIS",
        "first_name": "DAVID",
        "middle_name": "TAYLOR",
        "credential": "MSW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-07-29",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IN",
            "license": "34008082A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Need-a-Nurse, Inc.
• Christopher Neely, DO
• Phoebe Rose Neher
• Jean E Neidig, PT
• Ashley Neighbors
• Alicia Nelson
• Christopher Donn Nelson, DO
• Elisha Nelson
• Jheneal Nelson, ARNP FNP-BC
• Julie A Nelson

• Clinical Social Worker in Evansville, IN
• Providers in Evansville, IN by specialty
• Clinical Social Worker in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.