Individual provider Active NPI

Charles Clemmensen, M.D.

  • Internal Medicine Physician
  • Carson City, NV
National Provider Identifier
1871551747
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
3757 Issued in NV
Practice address
1100 S Carson St
Carson City, NV 89701-5232
Phone
(775) 883-7811
NPI assigned
May 2, 2006
Last updated
Jul 13, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology Physician 207N00000X 3757 NV
MOHS-Micrographic Surgery Physician 207ND0101X 3757 NV
Dermatopathology Physician 207ND0900X 3757 NV
Procedural Dermatology Physician 207NS0135X 3757 NV
Internal Medicine Physician 207R00000X 3757 NV Primary

Addresses

Primary practice location

1100 S Carson St
Carson City, NV 89701-5232

Mailing address

1100 S Carson St
Carson City, NV 89701-5232
Phone (775) 883-7811

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
3757NVMDDermatology Physician

NPI Registry JSON

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

{
    "created_epoch": "1146528000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1871551747",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1100 S CARSON ST",
            "city": "CARSON CITY",
            "state": "NV",
            "postal_code": "897015232",
            "telephone_number": "775-883-7811"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 S CARSON ST",
            "city": "CARSON CITY",
            "state": "NV",
            "postal_code": "897015232",
            "telephone_number": "775-883-7811"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CLEMMENSEN",
        "first_name": "CHARLES",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-02",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "NV",
            "license": "3757",
            "primary": false
        },
        {
            "code": "207ND0101X",
            "taxonomy_group": "",
            "desc": "Dermatology, MOHS-Micrographic Surgery",
            "state": "NV",
            "license": "3757",
            "primary": false
        },
        {
            "code": "207ND0900X",
            "taxonomy_group": "",
            "desc": "Dermatology, Dermatopathology",
            "state": "NV",
            "license": "3757",
            "primary": false
        },
        {
            "code": "207NS0135X",
            "taxonomy_group": "",
            "desc": "Dermatology, Procedural Dermatology",
            "state": "NV",
            "license": "3757",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NV",
            "license": "3757",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Carson City, NV

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.