Individual provider Active NPI

Austin S Lock, CRNA

  • Certified Registered Nurse Anesthetist
  • Denver, CO
National Provider Identifier
1942624002
Registry record updated Feb 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
0991048 Issued in CO
Practice address
777 Bannock St
Denver, CO 80204-4507
Phone
(720) 848-0000
NPI assigned
Feb 10, 2014
Last updated
Feb 25, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 25, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 0991048 CO Primary

Addresses

Primary practice location

777 Bannock St
Denver, CO 80204-4507

Mailing address

1321 S Edison Way
Denver, CO 80222-3519
Phone (405) 613-9734

Other practice location 1

11600 W 2nd Pl
Lakewood, CO 80228-1527
Phone (720) 321-1010

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address alock9467@direct.dhha.org Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO, HI2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20140407000658 CO Practitioner - Certified Registered Nurse Anesthetist (Crna) 8022240068 Reassigns benefits to 10 organizations
I20240705001394 HI Practitioner - Certified Registered Nurse Anesthetist (Crna) 8022240068 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Catholic Health Initiatives ColoradoGroup PAC ID 8022927342, 1,230 clinicians
Medstream Anesthesia Hawaii LLCGroup PAC ID 6002120599, 24 clinicians

Practice addresses (Care Compare)

11600 W 2ND PL
CMG Anesthesia St. Anthony
Lakewood, CO 80228-1527
Phone (720) 321-1010

67-1125 Mamalaho Hwy
Kamuela, HI 96743-8496
Phone (808) 885-4444

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
0991048COMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Nice Nap Anesthesia LLC Nurse Anesthetist, Certified Registered CurrentSince Oct 15, 2020 Accepting new patients
University Physicians, Incorporated CurrentSince Feb 1, 2014 Accepting new patients
CPR Anesthesia, Inc Nurse Anesthetist, Certified Registered CurrentSince Jul 1, 2015 Accepting new patients
Medstream Anesthesia Hawaii, LLC Nurse Anesthetist, Certified Registered CurrentSince Jun 29, 2024 Accepting new patients
Catholic Health Initiatives Colorado Current Accepting new patients
Denver Health and Hospital Authority CurrentSince Jan 15, 2015 Accepting new patients
Hospitalist Medicine Physicians of Colorado - Denver PC Nurse Anesthetist, Certified Registered CurrentSince Aug 15, 2025 Accepting new patients
Denver Health and Hospital Authority CurrentSince Jan 15, 2015 Accepting new patients
Colorado Permanente Medical Group, P.C. CurrentSince Mar 15, 2023 Accepting new patients
Physician Anesthesia Services PC CurrentSince Sep 1, 2024 Accepting new patients
Catholic Health Initiatives Colorado CurrentSince Mar 1, 2025 Accepting new patients
US Anesthesia Partners of Colorado Inc. Nurse Anesthetist, Certified Registered CurrentSince Oct 1, 2021 Accepting new patients
University Physicians Incorporated CurrentSince Feb 1, 2014 Accepting new patients
Mountain View Anesthesia Nurse Anesthetist, Certified Registered CurrentSince Oct 1, 2022 Accepting new patients
Catholic Health Initiatives Colorado CurrentSince Mar 1, 2025 Accepting new patients

Locations

13123 E 16th Ave
Aurora, CO 80045
Phone (720) 777-3846

9100 E Mineral Cir
Centennial, CO 80112
Phone (303) 561-5193

715 N Weber St
Ste 100
Colorado Springs, CO 80903
Phone (719) 473-6115

10350 E Dakota Ave
Denver, CO 80247
Phone (303) 636-3350

10350 E Dakota Ave
Ofc
Denver, CO 80247
Phone (303) 344-7771

1375 E 19th Ave
Denver, CO 80218
Phone (303) 812-2000

4567 E 9th Ave
Denver, CO 80220
Phone (303) 302-2121

777 Bannock St
Denver, CO 80204

Dept 1061
Denver, CO 80256

8000 E Maplewood Ave
Ste 120
Greenwood Village, CO 80111

11600 W 2nd Pl
Lakewood, CO 80228
Phone (720) 321-1010

300 E Mineral Ave
Ste 9
Littleton, CO 80122
Phone (720) 360-3400

7730 S Broadway
Littleton, CO 80122
Phone (303) 730-2376

8381 Southpark Ln
Littleton, CO 80120
Phone (303) 730-0404

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

8300 W 38th Ave
Wheat Ridge, CO 80033
Phone (303) 425-2015

41 State Highway 67
Woodland Park, CO 80863
Phone (719) 686-0551

67-1125 Mamalahoa Hwy
Kamuela, HI 96743
Phone (808) 881-4400

400 10th St E
Waconia, MN 55387

Interoperability endpoints

  • Direct secure messaging: alock9467@direct.dhha.org

Organizations & group practices 15

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.

View all 15

Hospital & facility affiliations 7

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": "1391990400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740441600000",
    "number": "1942624002",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1321 S EDISON WAY",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802223519",
            "telephone_number": "405-613-9734"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "777 BANNOCK ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802044507",
            "telephone_number": "720-848-0000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "11600 W 2nd Pl",
            "address_purpose": "LOCATION",
            "city": "Lakewood",
            "state": "CO",
            "postal_code": "802281527",
            "country_code": "US",
            "telephone_number": "720-321-1010",
            "fax_number": "720-321-1001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LOCK",
        "first_name": "AUSTIN",
        "middle_name": "S",
        "name_prefix": "Mr.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-02-10",
        "last_updated": "2025-02-25",
        "certification_date": "2025-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CO",
            "license": "0991048",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "alock9467@direct.dhha.org",
            "affiliation": "N",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "777 Bannock St",
            "city": "Denver",
            "state": "CO",
            "country_code": "US",
            "postal_code": "802044507",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 25, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.