NPIMap

Individual provider Active NPI

Joshua Dominique Gregory Gapp, M.D.

  • Anatomic Pathology & Clinical Pathology Physician
  • Knoxville, TN
National Provider Identifier
1619171667
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X
License
45004 Issued in TN
Practice address
315 Erin Dr
Knoxville, TN 37919-6202
Phone
(865) 584-1933
Fax
(865) 584-1323
NPI assigned
Jun 13, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X 45004 TN Primary

Addresses

Primary practice location

315 Erin Dr
Knoxville, TN 37919-6202

Mailing address

315 Erin Dr
Knoxville, TN 37919-6202
Phone (865) 584-1933

Other practice location 1

225B Winton M Blount Loop
Montgomery, AL 36117-3507
Phone (334) 263-6228

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20090717000614 TN Practitioner - Pathology 7517019755 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
University of North Dakota School of Medicine, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
East Tennessee Pathology, PLLCGroup PAC ID 7416125281, 7 clinicians
Outreach Clinics Unlimited PLLCGroup PAC ID 5395092936, 2 clinicians

Practice addresses (Care Compare)

10820 Parkside Dr
Knoxville, TN 37934-1956
Phone (865) 218-7011

110 Hospital Dr
Jefferson City, TN 37760-5281
Phone (865) 471-2500

1627 Old Gray Station Rd
Suite 30
Johnson City, TN 37615-4194
Phone (423) 282-3376

7565 Dannaher Dr
Powell, TN 37849-4029
Phone (865) 589-8000

908 W 4TH N St
Morristown, TN 37814-3894
Phone (423) 586-4231

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue1-10
Removal of skin lesions19
Removal or shaving of skin growth1-10
Skin biopsy1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Outreach Clinics Unlimited PLLC CurrentSince Jan 10, 2018 Accepting new patients
East Tennessee Pathology, PLLC CurrentSince Dec 26, 2025 Accepting new patients
Pathgroup Labs, LLC Past Accepting new patients
Associated Pathologists LLC Past Accepting new patients
Cumberland Lung Specialists Past Accepting new patients
Skinwise PLLC PastSince Jan 4, 2026 Accepting new patients

Locations

5700 Southwyck Blvd
Toledo, OH 43614

1627 Old Gray Station Rd
Ste 30
Johnson City, TN 37615
Phone (423) 282-3376

315 Erin Dr
Knoxville, TN 37919
Phone (865) 321-4001

908 W 4th North St
Morristown, TN 37814
Phone (423) 492-9000

Organizations & group practices 6

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.

Hospital & facility affiliations 5

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1181692800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1619171667",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "315 ERIN DR",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379196202",
            "telephone_number": "865-584-1933",
            "fax_number": "865-584-1323"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "315 ERIN DR",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379196202",
            "telephone_number": "865-584-1933",
            "fax_number": "865-584-1323"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "225B Winton M Blount Loop",
            "address_purpose": "LOCATION",
            "city": "Montgomery",
            "state": "AL",
            "postal_code": "361173507",
            "country_code": "US",
            "telephone_number": "334-263-6228",
            "fax_number": "334-265-9136",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GAPP",
        "first_name": "JOSHUA",
        "middle_name": "DOMINIQUE GREGORY",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-06-13",
        "last_updated": "2025-09-11",
        "certification_date": "2020-11-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "TN",
            "license": "45004",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Knoxville, TN

Sources for this page

Verify at the official NPI Registry.