Individual provider Active NPI

Ryan W. Grieger, MD

  • Anesthesiology Physician
  • Phoenix, AZ
National Provider Identifier
1942760251
Registry record updated Jun 2, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
68374 Issued in AZ
Practice address
4605 E Elwood St Ste 500
Phoenix, AZ 85040-1978
Phone
(602) 200-9021
NPI assigned
Mar 22, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 2, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Anesthesiology Physician 207L00000X 68374 AZ Primary

Addresses

Primary practice location

4605 E Elwood St Ste 500
Phoenix, AZ 85040-1978

Mailing address

410 W 10TH Ave
Columbus, OH 43210-1240

Other practice location 1

410 W 10th Ave
Columbus, OH 43210-1240
Phone (614) 688-8942

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ
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
I20230612001569 AZ Practitioner - Anesthesiology 4981061645 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of Arizona College of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1400 S Dobson Rd
Mesa, AZ 85202-4707
Phone (480) 412-3000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Banner Hospital Based Physicians Arizona LLC CurrentSince Aug 1, 2025 Accepting new patients
Banner Hospital Based Physicians Arizona LLC CurrentSince Aug 1, 2025 Accepting new patients
Banner Hospital Based Physicians Arizona LLC Current Accepting new patients
Anesthesia Partners of Arizona LLC Anesthesiology CurrentSince Jul 1, 2023 Accepting new patients

Locations

1400 S Dobson Rd
Mesa, AZ 85202
Phone (480) 412-3000

6750 E Baywood Ave
Mesa, AZ 85206
Phone (480) 854-5000

4605 E Elwood St
Ste 500
Phoenix, AZ 85040
Phone (469) 998-7443

1111 E McDowell Rd
Phoenix, AZ 85006
Phone (602) 239-2000

2221 Lakeside Blvd
Ste 600
Richardson, TX 75082
Phone (469) 998-7450

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 and National Provider Directory roles.

Hospital & facility affiliations 1

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": "1553212800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1685664000000",
    "number": "1942760251",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "410 W 10TH AVE",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432101240"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4605 E ELWOOD ST STE 500",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850401978",
            "telephone_number": "602-200-9021"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "410 W 10th Ave",
            "address_purpose": "LOCATION",
            "city": "Columbus",
            "state": "OH",
            "postal_code": "432101240",
            "country_code": "US",
            "telephone_number": "614-688-8942",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRIEGER",
        "first_name": "RYAN",
        "middle_name": "W.",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-22",
        "last_updated": "2023-06-02",
        "certification_date": "2023-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "AZ",
            "license": "68374",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Phoenix, AZ

Sources for this page

Verify at the official NPI Registry.