Individual provider Active NPI

Ann S. Andonyan, MD

  • Emergency Medicine Physician
  • Phoenix, AZ
National Provider Identifier
1871500496
Registry record updated Apr 27, 2009
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
29265 Issued in AZ
Practice address
350 W Thomas Rd
St. Joseph's Hospital
Phoenix, AZ 85013-4409
Phone
(602) 406-3000
Fax
(602) 406-7165
NPI assigned
Aug 3, 2006
Last updated
Apr 27, 2009By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 27, 2009

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 29265 AZ Primary

Addresses

Primary practice location

350 W Thomas Rd
St. Joseph's Hospital
Phoenix, AZ 85013-4409

Mailing address

1241 W Mineral Ave
Suite100
Littleton, CO 80120-5685
Phone (303) 759-0854

Other identifiers 2

IdentifierTypeStateIssuer
589385MedicaidAZ
P00033441OtherAZRR MEDICARE

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
I20040318000199 AZ Practitioner - Emergency Medicine 6507767704 Reassigns benefits to 13 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Arizona College of Medicine, 1998
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Emergency Group of Arizona Professional CorporationGroup PAC ID 1355596644, 102 clinicians
Usacs Emergency Medicine of Arizona LLCGroup PAC ID 7113447475, 36 clinicians
Emergency Physicians Southwest PCGroup PAC ID 2264538529, 96 clinicians

Practice addresses (Care Compare)

1930 E Thomas Rd
Phoenix, AZ 85016-7711
Phone (602) 532-1000

4545 N Hunt Hwy
Florence, AZ 85132-6937
Phone (520) 868-3333

6644 E Baywood Ave
Mesa, AZ 85206-1747
Phone (480) 981-2000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
District Medical Group, Inc Emergency Medicine CurrentSince Sep 1, 2025 Accepting new patients
Arizona Acute Medical Services 1 PC CurrentSince Nov 17, 2025 Accepting new patients
Mountain Vista Emergency Physicians, LLC Emergency Medicine CurrentSince May 9, 2023 Accepting new patients
Emergency Group of Arizona Professional Corporation Emergency Medicine CurrentSince Nov 1, 2025 Accepting new patients
Usacs of Colorado Inc Emergency Medicine CurrentSince Feb 1, 2025 Accepting new patients
District Medical Group, Inc CurrentSince Sep 1, 2025 Accepting new patients
Phoenix Emergency Physicians LLC Emergency Medicine CurrentSince May 9, 2023 Accepting new patients
Loop 101 Emergency Physicians LLC Emergency Medicine CurrentSince Aug 6, 2023 Accepting new patients
Honorhealth CurrentSince Oct 4, 2023 Accepting new patients
303 Emergency Physicians PLLC Emergency Medicine CurrentSince Jun 5, 2023 Accepting new patients
Progressive Medical Associates PLLC Emergency Medicine CurrentSince Jan 1, 2014 Accepting new patients
Usacs of Colorado Inc Emergency Medicine CurrentSince Feb 1, 2025 Accepting new patients
Usacs Emergency Medicine of Arizona, LLC Emergency Medicine CurrentSince Apr 1, 2025 Accepting new patients
Honorhealth Emergency Medicine CurrentSince Oct 4, 2023 Accepting new patients
Quantum Healthcare Medical Associates of Arizona, PC Emergency Medicine CurrentSince Sep 1, 2023 Accepting new patients
Emcare - PNX Emergency Physicians LLC Emergency Medicine CurrentSince Aug 1, 2023 Accepting new patients
Emergency Physicians Southwest, PC Emergency Medicine CurrentSince Sep 1, 2023 Accepting new patients
Arizona Post-Acute Medical Services 1 PC Past Accepting new patients

Locations

4545 N Hunt Hwy
Florence, AZ 85132
Phone (480) 258-6100

1301 S Crismon Rd
Mesa, AZ 85209
Phone (480) 358-6300

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

1660 S Alma School Rd
Ste 213
Mesa, AZ 85210
Phone (480) 345-3300

5750 E Baseline Rd
Mesa, AZ 85206
Phone (602) 246-5797

6644 E Baywood Ave
Mesa, AZ 85206
Phone (480) 321-2000

1800 E Van Buren St
Phoenix, AZ 85006
Phone (602) 251-8100

1930 E Thomas Rd
Phoenix, AZ 85016
Phone (602) 532-1000

19829 N 27th Ave
Phoenix, AZ 85027
Phone (602) 879-5720

250 E Dunlap Ave
Phoenix, AZ 85020
Phone (480) 331-6721

2601 E Roosevelt St
Phoenix, AZ 85008
Phone (602) 220-0298

3141 N 3rd Ave
Phoenix, AZ 85013
Phone (602) 914-1520

33400 N 32nd Ave
Phoenix, AZ 85085
Phone (540) 998-0000

33423 N 32nd Ave
Phoenix, AZ 85085
Phone (623) 474-1600

350 W Thomas Rd
Phoenix, AZ 85013
Phone (480) 339-5001

3929 E Bell Rd
Phoenix, AZ 85032
Phone (602) 923-5000

7400 E Osborn Rd
Scottsdale, AZ 85251
Phone (480) 481-4000

16575 W Waddell Rd
Surprise, AZ 85388
Phone (623) 300-9110

16815 W Bell Rd
Surprise, AZ 85374
Phone (623) 244-2400

1500 S Mill Ave
Tempe, AZ 85281
Phone (480) 784-5500

Interoperability endpoints

  • Direct secure messaging: aandonyan290270@direct.valleywisehealth.org

Organizations & group practices 18

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 18

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": "1154563200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1240790400000",
    "number": "1871500496",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1241 W MINERAL AVE",
            "address_2": "SUITE100",
            "city": "LITTLETON",
            "state": "CO",
            "postal_code": "801205685",
            "telephone_number": "303-759-0854",
            "fax_number": "303-759-0864"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "350 W THOMAS RD",
            "address_2": "ST. JOSEPH'S HOSPITAL",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850134409",
            "telephone_number": "602-406-3000",
            "fax_number": "602-406-7165"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ANDONYAN",
        "first_name": "ANN",
        "middle_name": "S.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-08-03",
        "last_updated": "2009-04-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "AZ",
            "license": "29265",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "589385",
            "state": "AZ"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00033441",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Phoenix, AZ

Sources for this page

Verify at the official NPI Registry.