NPIMap

Organization Active NPI

MCC, Inc.

Doing business as Medical Care Walk-In Clinic

  • Addiction Medicine (Family Medicine) Physician
  • Johnson City, TN
National Provider Identifier
1003935321
Registry record updated Oct 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction Medicine (Family Medicine) PhysicianTaxonomy code 207QA0401X
Legal business name
MCC, INC.
Doing business as
Medical Care Walk-In Clinic
Practice address
501 E Watauga Ave
Johnson City, TN 37601-4038
Phone
(423) 722-8446
Fax
(423) 722-5674
NPI assigned
Mar 28, 2007
Last updated
Oct 16, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2026

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

Authorized official

Name
Melissa Ann Powell, MSN, FNP-BCNPI 1932185121
Title
Facility Director
Phone
(423) 722-8446

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction Medicine (Family Medicine) Physician 207QA0401X NU Primary

Addresses

Primary practice location

501 E Watauga Ave
Johnson City, TN 37601-4038

Mailing address

501 E Watauga Ave
Johnson City, TN 37601-4038
Phone (423) 722-8446

Other names 1

  • Medical Care Walk-In Clinic Doing business as

National Provider Directory

National Provider Directory

Locations

105 Broyles Dr
Ste B
Johnson City, TN 37601
Phone (423) 722-4000

Practitioners & affiliated clinicians

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1175040000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1792108800000",
    "number": "1003935321",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "501 E WATAUGA AVE",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376014038",
            "telephone_number": "423-722-8446",
            "fax_number": "423-722-5674"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "501 E WATAUGA AVE",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376014038",
            "telephone_number": "423-722-8446",
            "fax_number": "423-722-5674"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MCC, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-03-28",
        "last_updated": "2026-10-16",
        "certification_date": "2026-10-16",
        "status": "A",
        "authorized_official_last_name": "POWELL",
        "authorized_official_first_name": "MELISSA",
        "authorized_official_middle_name": "ANN",
        "authorized_official_title_or_position": "FACILITY DIRECTOR",
        "authorized_official_telephone_number": "423-722-8446",
        "authorized_official_credential": "MSN, FNP-BC"
    },
    "taxonomies": [
        {
            "code": "207QA0401X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Addiction Medicine",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Medical Care Walk-In Clinic",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Johnson City, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 16, 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.