Individual provider Active NPI

Tandy Gustin, CRNA

  • Certified Registered Nurse Anesthetist
  • Fairfax, VA
National Provider Identifier
1588903199
Registry record updated Mar 20, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
0001194334 Issued in VA
Practice address
3600 Joseph Siewick Dr
Fairfax, VA 22033-1709
Phone
(703) 391-3129
Fax
(703) 391-3006
NPI assigned
Feb 4, 2013
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 20, 2015

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 0001194334 VA Primary

Addresses

Primary practice location

3600 Joseph Siewick Dr
Fairfax, VA 22033-1709

Mailing address

3998 Fair Ridge Rd
Suite 300
Fairfax, VA 22033-2921
Phone (703) 295-9360

Other identifiers 1

IdentifierTypeStateIssuer
1588903199MedicaidVA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA, MT3 enrollments

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20130308000241 DC Practitioner - Certified Registered Nurse Anesthetist (Crna) 4981859303 Reassigns benefits to 3 organizations
I20141226000413 VA Practitioner - Certified Registered Nurse Anesthetist (Crna) 4981859303
I20251204003144 MT Practitioner - Certified Registered Nurse Anesthetist (Crna) 4981859303 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
Billings ClinicGroup PAC ID 6002993516, 814 clinicians

Practice addresses (Care Compare)

2800 10TH Ave N
Billings, MT 59101-0703
Phone (406) 657-4000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
0001194334VAMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Ambulatory Anesthesia Services Inc CurrentSince Sep 30, 2015 Accepting new patients
Billings Clinic CurrentSince Nov 20, 2025 Accepting new patients
Billings Clinic Current Accepting new patients
Billings Clinic CurrentSince Nov 20, 2025 Accepting new patients
Ambulatory Anesthesia Associates LLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2020 Accepting new patients
Northstar Anesthesia of Virginia, LLC CurrentSince May 1, 2022 Accepting new patients

Locations

2800 10th Ave N
Billings, MT 59101
Phone (406) 248-3290

6355 Walker Ln
Ste 200
Alexandria, VA 22310
Phone (703) 922-9501

2501 Parkers Ln
Alexandria, VA 22306
Phone (703) 664-7000

10730 Main St
Fairfax, VA 22030
Phone (703) 491-9500

10449 White Granite Dr
Unit 129
Oakton, VA 22124

Organizations & group practices 6

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 8

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": "1359936000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1426809600000",
    "number": "1588903199",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3998 FAIR RIDGE RD",
            "address_2": "SUITE 300",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220332921",
            "telephone_number": "703-295-9360",
            "fax_number": "703-766-9725"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3600 JOSEPH SIEWICK DR",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220331709",
            "telephone_number": "703-391-3129",
            "fax_number": "703-391-3006"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUSTIN",
        "first_name": "TANDY",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-02-04",
        "last_updated": "2015-03-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "VA",
            "license": "0001194334",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1588903199",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fairfax, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 20, 2015; 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.