Individual provider Active NPI

Estee A. Gray, MD

  • Anesthesiology Physician
  • Aurora, CO
National Provider Identifier
1831317478
Registry record updated May 2, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
49042DR Issued in CO
Practice address
12605 E 16TH Ave
Aurora, CO 80045-2545
Phone
(720) 848-0000
NPI assigned
Apr 20, 2007
Last updated
May 2, 2023By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 2, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 49042DR CO Primary
Pediatrics Physician 208000000X 49042DR CO

Addresses

Primary practice location

12605 E 16TH Ave
Aurora, CO 80045-2545

Mailing address

PO Box 110429
Aurora, CO 80042-0429

Other practice location 1

8300 W 38th Ave
Wheat Ridge, CO 80033-6005
Phone (303) 422-9438

Other practice location 2

8000 E Maplewood Ave
Building 5, Suite 200
Greenwood Village, CO 80111-4766
Phone (303) 785-4700

Other names 1

  • Ms. Estee Anne Piehl Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NE, MT, OR3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20230911003541 NE Practitioner - Anesthesiology 5890980163 Reassigns benefits to 1 organization
I20240912003630 MT Practitioner - Anesthesiology 5890980163 Reassigns benefits to 1 organization
I20250310002735 OR Practitioner - Anesthesiology 5890980163 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Oregon Anesthesiology Group PCGroup PAC ID 3476451659, 239 clinicians

Practice addresses (Care Compare)

19300 SW 65TH Ave
Tualatin, OR 97062-7706
Phone (503) 299-9906

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
49042DRCOMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Billings Clinic CurrentSince Aug 3, 2024 Accepting new patients
Billings Clinic CurrentSince Aug 3, 2024 Accepting new patients
Oregon Anesthesiology Group PC Anesthesiology CurrentSince Mar 10, 2025 Accepting new patients
Northstar Anesthesia of Nebraska LLC Anesthesiology CurrentSince Aug 8, 2023 Accepting new patients

Locations

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

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

4021 Avenue B
Scottsbluff, NE 69361
Phone (308) 630-1384

707 SW Washington St
Ste 700
Portland, OR 97205

19300 SW 65th Ave
Tualatin, OR 97062
Phone (503) 692-1212

Organizations & group practices 4

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.

Hospital & facility affiliations 4

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": "1177027200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1682985600000",
    "number": "1831317478",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 110429",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800420429"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12605 E 16TH AVE",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800452545",
            "telephone_number": "720-848-0000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "8300 W 38th Ave",
            "address_purpose": "LOCATION",
            "city": "Wheat Ridge",
            "state": "CO",
            "postal_code": "800336005",
            "country_code": "US",
            "telephone_number": "303-422-9438",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8000 E Maplewood Ave",
            "address_2": "Building 5, Suite 200",
            "address_purpose": "LOCATION",
            "city": "Greenwood Village",
            "state": "CO",
            "postal_code": "801114766",
            "country_code": "US",
            "telephone_number": "303-785-4700",
            "fax_number": "720-439-9500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRAY",
        "first_name": "ESTEE",
        "middle_name": "A.",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-04-20",
        "last_updated": "2023-05-02",
        "certification_date": "2023-05-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CO",
            "license": "49042DR",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CO",
            "license": "49042DR",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ESTEE",
            "last_name": "PIEHL",
            "middle_name": "ANNE",
            "prefix": "MS.",
            "credential": "M.D.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Aurora, CO

Sources for this page

Verify at the official NPI Registry.