Individual provider Active NPI

Joseph Colarelli

  • Hospitalist Physician
  • Denver, CO
National Provider Identifier
1275282915
Registry record updated Jul 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
DR.0075379 Issued in CO
Practice address
777 Bannock St
Denver, CO 80204-4597
Phone
(303) 436-4949
Fax
(303) 602-5056
NPI assigned
Mar 21, 2022
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 10, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X DR.0075379 CO
Hospitalist Physician 208M00000X DR.0075379 CO Primary

Addresses

Primary practice location

777 Bannock St
Denver, CO 80204-4597

Mailing address

777 Bannock St
Denver, CO 80204-4597
Phone (303) 436-4949

Other practice location 1

49 Jesse Hill Jr Dr SE
Atlanta, GA 30303-3049
Phone (404) 778-7777

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO
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
I20250801000602 CO Practitioner - Emergency MedicinePractitioner - Hospitalist 8820478670 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency MedicineAlso: Hospitalist
Education
Saint Louis University School of Medicine, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

777 Bannock St
Denver, CO 80204-4507
Phone (303) 436-6000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Denver Health and Hospital Authority CurrentSince May 24, 2025 Accepting new patients
Denver Health and Hospital Authority CurrentSince May 24, 2025 Accepting new patients
Denver Health and Hospital Authority Past Accepting new patients

Locations

777 Bannock St
Denver, CO 80204

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 3

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": "1647820800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752105600000",
    "number": "1275282915",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "777 BANNOCK ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802044597",
            "telephone_number": "303-436-4949",
            "fax_number": "303-602-5056"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "777 BANNOCK ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802044597",
            "telephone_number": "303-436-4949",
            "fax_number": "303-602-5056"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "49 Jesse Hill Jr Dr SE",
            "address_purpose": "LOCATION",
            "city": "Atlanta",
            "state": "GA",
            "postal_code": "303033049",
            "country_code": "US",
            "telephone_number": "404-778-7777",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "COLARELLI",
        "first_name": "JOSEPH",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-03-21",
        "last_updated": "2025-07-10",
        "certification_date": "2025-07-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CO",
            "license": "DR.0075379",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CO",
            "license": "DR.0075379",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

Verify at the official NPI Registry.