Individual provider Active NPI

Alexander Stuart Nelsen, DO

  • Anesthesiology Physician
  • Greenwood Village, CO
National Provider Identifier
1740801273
Registry record updated Jul 15, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
DR.0073455 Issued in CO
Practice address
8000 E Maplewood Ave Ste 120
Greenwood Village, CO 80111-4766
Phone
(303) 438-3999
Fax
(720) 439-9500
NPI assigned
May 6, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 15, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X DR.0073455 CO Primary

Addresses

Primary practice location

8000 E Maplewood Ave Ste 120
Greenwood Village, CO 80111-4766

Mailing address

PO Box 840862
Dallas, TX 75284-0862
Phone (303) 377-7638

Other practice location 1

7703 Floyd Curl Dr # 7838
San Antonio, TX 78229-3901
Phone (210) 567-4509

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO, UT2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20240725000711 CO Practitioner - Anesthesiology 6204372394 Reassigns benefits to 1 organization
I20250523000686 UT Practitioner - Anesthesiology 6204372394 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of Texas Medical School at San Antonio, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mountain West Anesthesia LLCGroup PAC ID 9032018502, 267 clinicians

Practice addresses (Care Compare)

1034 N 500
Provo, UT 84604-3380
Phone (801) 357-7850

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
DR.0073455COMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mountain West Anesthesia LLC Anesthesiology CurrentSince Jun 1, 2025 Accepting new patients
US Anesthesia Partners of Kansas PA Anesthesiology CurrentSince Jul 21, 2024 Accepting new patients
US Anesthesia Partners of Colorado Inc. Anesthesiology CurrentSince Jul 16, 2024 Accepting new patients

Locations

2222 N Nevada Ave
Colorado Springs, CO 80907
Phone (719) 776-5333

8000 E Maplewood Ave
Ste 120
Greenwood Village, CO 80111

10101 Ridgegate Pkwy
Lone Tree, CO 80124
Phone (720) 225-1000

12222 Merit Dr
Ste 600
Dallas, TX 75251
Phone (972) 361-1844

1034 N 500 W
Provo, UT 84604
Phone (801) 362-4119

150 W Civic Center Dr
Ste 200
Sandy, UT 84070
Phone (801) 727-2056

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 2

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": "1588723200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1721001600000",
    "number": "1740801273",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 840862",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752840862",
            "telephone_number": "303-377-7638",
            "fax_number": "303-780-0787"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8000 E MAPLEWOOD AVE STE 120",
            "city": "GREENWOOD VILLAGE",
            "state": "CO",
            "postal_code": "801114766",
            "telephone_number": "303-438-3999",
            "fax_number": "720-439-9500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7703 Floyd Curl Dr # 7838",
            "address_purpose": "LOCATION",
            "city": "San Antonio",
            "state": "TX",
            "postal_code": "782293901",
            "country_code": "US",
            "telephone_number": "210-567-4509",
            "fax_number": "210-567-6135",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NELSEN",
        "first_name": "ALEXANDER",
        "middle_name": "STUART",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-05-06",
        "last_updated": "2024-07-15",
        "certification_date": "2024-07-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CO",
            "license": "DR.0073455",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenwood Village, CO

Sources for this page

Verify at the official NPI Registry.