Individual provider Active NPI

Madeline Greil, MD

  • Neurological Surgery Physician
  • Salt Lake City, UT
National Provider Identifier
1245764984
Registry record updated Jul 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurological Surgery PhysicianTaxonomy code 207T00000X
License
13877161-1205 Issued in UT
Practice address
175 N Medical Dr RM 5323
Salt Lake City, UT 84112-1103
Phone
(801) 581-2121
NPI assigned
Apr 19, 2017
Last updated
Jul 8, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 8, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Neurological Surgery Physician 207T00000X 13877161-1205 UT Primary

Addresses

Primary practice location

175 N Medical Dr RM 5323
Salt Lake City, UT 84112-1103

Mailing address

175 N Medical Dr RM 5323
Salt Lake City, UT 84112-1103
Phone (801) 581-2121

Other practice location 1

325 9th Ave
Campus Box 359924
Seattle, WA 98104-2420
Phone (206) 744-9316

Other practice location 2

3584 W 9000 S Ste 209
West Jordan, UT 84088-5711
Phone (385) 234-4787

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mgreil693918@direct.med.utah.edu Direct University of Utah

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT
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 1

Enrollment IDStateProvider typePAC IDDetails
I20240717002828 UT Practitioner - Neurosurgery 1052681392 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurosurgery
Education
Clvlnd Clinic Lerner College of Med of Case WSTN RSV University, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

50 N Medical Dr
Salt Lake City, UT 84132-0100
Phone (801) 581-2121

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Spinal fusion11
Laminectomy or laminotomy (partial removal of spine bones)1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Catholic Health Initiatives Colorado CurrentSince Mar 1, 2026 Accepting new patients
University of Utah Surgical Services Neurological Surgery CurrentSince Jun 15, 2024 Accepting new patients
University of Utah Surgical Services Current Accepting new patients
University of Utah Surgical Services Neurological Surgery CurrentSince Jun 15, 2024 Accepting new patients
University of Utah Surgical Services Past Accepting new patients

Locations

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

82 S 1100 E
Ste 103
Salt Lake Cty, UT 84102
Phone (801) 505-5370

175 N Medical Dr
Slc, UT 84112
Phone (801) 581-6908

50 N Medical Dr
Slc, UT 84132
Phone (801) 581-2292

3584 W 9000 S
Ste 209
West Jordan, UT 84088
Phone (801) 676-3776

Networks

  • UT PPO D-SNP
  • UT PPO

Interoperability endpoints

  • Direct secure messaging: mgreil693918@direct.med.utah.edu

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, 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": "1492560000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751932800000",
    "number": "1245764984",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "175 N MEDICAL DR RM 5323",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841121103",
            "telephone_number": "801-581-2121"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "175 N MEDICAL DR RM 5323",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841121103",
            "telephone_number": "801-581-2121"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "325 9th Ave",
            "address_2": "Campus Box 359924",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981042420",
            "country_code": "US",
            "telephone_number": "206-744-9316",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3584 W 9000 S Ste 209",
            "address_purpose": "LOCATION",
            "city": "West Jordan",
            "state": "UT",
            "postal_code": "840885711",
            "country_code": "US",
            "telephone_number": "385-234-4787",
            "fax_number": "801-984-6657",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GREIL",
        "first_name": "MADELINE",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-04-19",
        "last_updated": "2025-07-08",
        "certification_date": "2025-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "UT",
            "license": "13877161-1205",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mgreil693918@direct.med.utah.edu",
            "affiliation": "Y",
            "affiliationName": "University of Utah",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CDA/CCD/TXT",
            "address_1": "50 N Medical Dr",
            "city": "Salt Lake City",
            "state": "UT",
            "country_code": "US",
            "postal_code": "841320001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Salt Lake City, UT

Sources for this page

Verify at the official NPI Registry.