Individual provider Active NPI

Greg E Fihn, DO

  • Family Medicine Physician
  • Las Vegas, NV
National Provider Identifier
1114013901
Registry record updated Apr 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
647 Issued in NV
Practice address
915 S Rainbow Blvd
Las Vegas, NV 89145-6230
Phone
(725) 220-8667
Fax
(833) 749-0353
NPI assigned
Oct 5, 2006
Last updated
Apr 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 14, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 647 NV Primary

Addresses

Primary practice location

915 S Rainbow Blvd
Las Vegas, NV 89145-6230

Mailing address

915 S Rainbow Blvd
Las Vegas, NV 89145-6230
Phone (725) 220-8667

Other identifiers 2

IdentifierTypeStateIssuer
1114013901MedicaidNV
V73355OtherNVMEDICARE

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address greg.fihn.1@29601.direct.athenahealth.com Direct

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20070816000140 NV Practitioner - Family Practice 5395837751 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 1992
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

915 S Rainbow Blvd
Las Vegas, NV 89145-6230
Phone (725) 220-8667

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Centerwell Senior Primary Care (NV) PC Family Medicine CurrentSince May 1, 2022 Accepting new patients
Intermountain Medical Holdings Nevada Inc Family Medicine CurrentSince Jan 1, 2022 Accepting new patients
Healthcare Partners Medical Group Coats LTD Family Medicine Current Accepting new patients
Intermountain Medical Holdings Nevada Inc CurrentSince Jan 1, 2022 Accepting new patients
Centerwell Senior Primary Care (NV) PC Family Medicine Past Accepting new patients
Desert Springs Hospital Past Accepting new patients
Dignity Health Past Accepting new patients
Centennial Hills Hospital Medical Center Past Accepting new patients
Sunrise Mountainview Hospital, Inc. Past Accepting new patients

Locations

6101 Waterford District Dr
Ste 200
Miami, FL 33126
Phone (407) 533-6836

595 W Lake Mead Pkwy
Henderson, NV 89015
Phone (702) 566-5500

10105 Banburry Cross Dr
Ste 460
Las Vegas, NV 89144
Phone (702) 665-8601

3129 N Rainbow Blvd
Las Vegas, NV 89108
Phone (725) 220-8457

4001 S Decatur Blvd
Ste 25
Las Vegas, NV 89103
Phone (725) 224-6967

4880 Wynn Rd
Las Vegas, NV 89103
Phone (702) 382-4554

6170 N Durango Dr
Ste 130
Las Vegas, NV 89149
Phone (702) 940-1550

915 S Rainbow Blvd
Las Vegas, NV 89145
Phone (725) 220-8667

1397 S Loop Rd
Pahrump, NV 89048
Phone (775) 727-5500

Interoperability endpoints

  • Direct secure messaging: greg.fihn.1@29601.direct.athenahealth.com
  • Direct secure messaging: greg.fihn@centerwell.eclinicaldirectplus.com

Organizations & group practices 10

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1160006400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776124800000",
    "number": "1114013901",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "915 S RAINBOW BLVD",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891456230",
            "telephone_number": "725-220-8667",
            "fax_number": "833-749-0353"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "915 S RAINBOW BLVD",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891456230",
            "telephone_number": "725-220-8667",
            "fax_number": "833-749-0353"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FIHN",
        "first_name": "GREG",
        "middle_name": "E",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-05",
        "last_updated": "2026-04-14",
        "certification_date": "2026-04-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NV",
            "license": "647",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1114013901",
            "state": "NV"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE",
            "identifier": "V73355",
            "state": "NV"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "greg.fihn.1@29601.direct.athenahealth.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "915 S Rainbow Blvd",
            "city": "Las Vegas",
            "state": "NV",
            "country_code": "US",
            "postal_code": "891456230",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Las Vegas, NV

Sources for this page

Verify at the official NPI Registry.