NPIMap

Individual provider Active NPI

Caleb Hunter Holswade Martin, DO

  • Internal Medicine Physician
  • Charleston, WV
National Provider Identifier
1235872581
Registry record updated Mar 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
4548 Issued in WV
Practice address
3100 Maccorkle Ave SE Ste 700
Charleston, WV 25304-1230
Phone
(304) 351-1500
Fax
(304) 351-1510
NPI assigned
Apr 14, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 30, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 4548 WV Primary

Addresses

Primary practice location

3100 Maccorkle Ave SE Ste 700
Charleston, WV 25304-1230

Mailing address

3200 Maccorkle Ave SE
Charleston, WV 25304-1227
Phone (304) 388-5590

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address caleb.martin1@camc.cernerdirect.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WV
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
I20251008004271 WV Practitioner - Internal Medicine 5890174965 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
West Virginia School of Osteopathic Medicine, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

3100 Maccorkle Ave SE
Suite 700a
Charleston, WV 25304-1223
Phone (304) 351-1500

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
4548WVMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Charleston Area Medical Center Inc CurrentSince Jul 24, 2025 Accepting new patients
Charleston Area Medical Center, Inc. CurrentSince Jul 24, 2025 Accepting new patients
Charleston Area Medical Center Inc Past Accepting new patients

Locations

3200 Maccorkle Ave SE
Charleston, WV 25304
Phone (304) 388-2550

501 Morris St
Charleston, WV 25301
Phone (304) 348-6293

3100 Maccorkle Ave SE
Ste 700
Charleston, WV 25304
Phone (304) 351-1500

3100 Maccorkle Ave SE
Ste 101
Charleston, WV 25304
Phone (304) 388-5395

Interoperability endpoints

  • Direct secure messaging: caleb.martin1@camc.cernerdirect.com

Organizations & group practices 3

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 12

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": "1649894400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774828800000",
    "number": "1235872581",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3200 MACCORKLE AVE SE",
            "city": "CHARLESTON",
            "state": "WV",
            "postal_code": "253041227",
            "telephone_number": "304-388-5590",
            "fax_number": "304-388-8238"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3100 MACCORKLE AVE SE STE 700",
            "city": "CHARLESTON",
            "state": "WV",
            "postal_code": "253041230",
            "telephone_number": "304-351-1500",
            "fax_number": "304-351-1510"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTIN",
        "first_name": "CALEB",
        "middle_name": "HUNTER HOLSWADE",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-14",
        "last_updated": "2026-03-30",
        "certification_date": "2026-03-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WV",
            "license": "4548",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "caleb.martin1@camc.cernerdirect.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "3100 MacCorkle Ave SE Ste 700",
            "city": "Charleston",
            "state": "WV",
            "country_code": "US",
            "postal_code": "253041230",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Charleston, WV

Sources for this page

Verify at the official NPI Registry.