Individual provider Active NPI

Gregory James Gahm, M.D.

  • Geriatric Medicine (Internal Medicine) Physician
  • Greenwood Village, CO
National Provider Identifier
1659424299
Registry record updated Apr 16, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
31709 Issued in CO
Practice address
5215 Linden CT
Greenwood Village, CO 80121-2143
Phone
(303) 514-3460
NPI assigned
Jan 18, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 16, 2014

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 31709 CO Primary

Addresses

Primary practice location

5215 Linden CT
Greenwood Village, CO 80121-2143

Mailing address

5215 Linden CT
Greenwood Village, CO 80121-2143
Phone (303) 514-3460

Other identifiers 1

IdentifierTypeStateIssuer
U509294MedicaidCO

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
31709COMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Arapahoe Medical Investors, LLC PastSince Mar 13, 2025 Accepting new patients
Senior Care of Colorado, PC Geriatric Medicine PastSince Sep 1, 2010 Accepting new patients

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1169078400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1397606400000",
    "number": "1659424299",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5215 LINDEN CT",
            "city": "GREENWOOD VILLAGE",
            "state": "CO",
            "postal_code": "801212143",
            "telephone_number": "303-514-3460"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5215 LINDEN CT",
            "city": "GREENWOOD VILLAGE",
            "state": "CO",
            "postal_code": "801212143",
            "telephone_number": "303-514-3460"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GAHM",
        "first_name": "GREGORY",
        "middle_name": "JAMES",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-01-18",
        "last_updated": "2014-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "CO",
            "license": "31709",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "U509294",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenwood Village, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 2014; 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.