NPIMap

Individual provider Active NPI

James K. Obrien, M.D.

  • Pulmonary Disease Physician
  • Denver, CO
National Provider Identifier
1144244161
Registry record updated Mar 17, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pulmonary Disease PhysicianTaxonomy code 207RP1001X
License
0101252867 Issued in VA
Practice address
1400 Jackson St
Denver, CO 80206-2761
Phone
(303) 388-4461
Fax
(303) 270-2206
NPI assigned
Jul 26, 2006
Sex
Male
Sole proprietor
No

Organizations & group practices 7

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.

Care Compare profile

Medicare Care Compare
Specialty
Pulmonary DiseaseAlso: Critical Care (Intensivists)
Education
University of Minnesota Medical School, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Banner Health Physicians Colorado LLC 278 clinicians

Practice addresses (Care Compare)

1801 16TH St
Suite C2B
Greeley, CO 80631-5154
Phone (970) 810-4121

Hospital & facility affiliations

  • Banner North Colorado Medical Center Hospital, Greeley, CO, CCN 060001

Medicare participation

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

Medicare enrollment records 1

Medicare enrollment files
Enrollment IDStateProvider typePAC IDDetails
I20101229000312 CO Practitioner - Pulmonary DiseasePractitioner - Critical Care (Intensivists) 1153222393 Reassigns benefits to 2 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
National Jewish Health CurrentSince Nov 1, 2012 Accepting new patients
Banner Health Physicians Colorado LLC CurrentSince Oct 6, 2024 Accepting new patients
Banner Health Physicians Colorado LLC CurrentSince Oct 6, 2024 Accepting new patients
Critical Care Pulmonary and Sleep Associates Professional LLP Pulmonary Disease PastSince Jul 1, 2002 Accepting new patients
Critical Care Pulmonary and Sleep Associates Professional LLP PastSince Jun 8, 2025 Accepting new patients
Overlake Internal Medicine Associates Inc PS Past Accepting new patients
North Colorado Medical Center Past Accepting new patients

Locations

1400 Jackson St
Denver, CO 80206
Phone (303) 388-4461

1801 16th St
Ste C2B
Greeley, CO 80631
Phone (970) 810-4121

Interoperability endpoints

  • Direct secure messaging: njhealth@njc.allscriptsdirect.net
  • Direct secure messaging: jobrien309769@direct.dhha.org

Specialties & licenses 1

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Pulmonary Disease Physician 207RP1001X 0101252867 VA Primary

Addresses

NPPES NPI Registry

Primary practice location

1400 Jackson St
Denver, CO 80206-2761

Mailing address

1400 Jackson St
Denver, CO 80206-2761
Phone (303) 388-4461

Other identifiers 1

NPPES NPI Registry
IdentifierTypeStateIssuer
01210590MedicaidCO

Electronic endpoints 1

NPPES NPI Registry
TypeEndpointUseAffiliation
Direct Messaging Address NJHealth@njc.allscriptsdirect.net

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Mar 17, 2021.

{
    "created_epoch": "1153872000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1615939200000",
    "number": "1144244161",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1400 JACKSON ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802062761",
            "telephone_number": "303-388-4461",
            "fax_number": "303-398-1211"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1400 JACKSON ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802062761",
            "telephone_number": "303-388-4461",
            "fax_number": "303-270-2206"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OBRIEN",
        "first_name": "JAMES",
        "middle_name": "K.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-26",
        "last_updated": "2021-03-17",
        "certification_date": "2021-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "VA",
            "license": "0101252867",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01210590",
            "state": "CO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "NJHealth@njc.allscriptsdirect.net",
            "affiliation": "N",
            "address_1": "1400 Jackson St",
            "city": "Denver",
            "state": "CO",
            "country_code": "US",
            "postal_code": "802062761",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

Verify at the official NPI Registry.