Timothy Amin Raissian, M.D.

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

46595 Issued in AZ

Practice address

7400 E Thompson Peak Pkwy
Scottsdale, AZ 85255-4109

Phone

(480) 587-5493

NPI assigned

Jun 29, 2010

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in AZ, TX2 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 2

Specialty

Emergency Medicine

Education

Meharry Medical College School of Medicine, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Usacs Emergency Medicine of Arizona LLCGroup PAC ID 7113447475, 36 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Honorhealth Tempe Medical Center Hospital, Phoenix, AZ, CCN 030037

Merit-based Incentive Payment System (MIPS)

Final score

82.13 of 100Reported as group

Quality

66.85

Promoting interoperability

99

Improvement activities

40

Cost

74.4

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 26)

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.

• Usacs Emergency Medicine of Arizona, LLC

  • Emergency Medicine Physician
  • Mesa, AZ
  • NPI 1770392490
  Medicare reassignment Care Compare group NPD
• 303 Emergency Physicians PLLC

  • Emergency Medicine Physician
  • Yuma, AZ
  • NPI 1518398585
  Medicare reassignment NPD
• Chandler Emergency Medical Group, LLC

  dba Premier Emergency Medical Specialists

  • Emergency Medicine Physician
  • Chandler, AZ
  • NPI 1104871961
  Medicare reassignment NPD
• Dhew Ind HLTH SV HLTH SVS & MNTL HLTH Adm

  dba Phoenix Indian Medical Center

  • Public Health or Welfare Agency
  • Phoenix, AZ
  • NPI 1083643738

  TX

  Medicare reassignment NPD
• Emcare - PNX Emergency Physicians LLC

  • Emergency Medicine Physician
  • Phoenix, AZ
  • NPI 1902855992
  Medicare reassignment NPD
• Emergency Group of Arizona Professional Corporation

  • Emergency Medicine Physician
  • Phoenix, AZ
  • NPI 1215275433
  Medicare reassignment NPD
• Honorhealth Urgent Care, LLC

  • Urgent Care Clinic/Center
  • Phoenix, AZ
  • NPI 1740273614
  Medicare reassignment NPD
• Loop 101 Emergency Physicians LLC

  • Emergency Medicine Physician
  • Phoenix, AZ
  • NPI 1376573378
  Medicare reassignment NPD
• Northern Arizona Healthcare Corporation

  • Family Medicine Physician
  • Flagstaff, AZ
  • NPI 1669914552
  Medicare reassignment NPD
• Tec Emergency Physicians of Arizona, LLC

  • Emergency Care Clinic/Center
  • Gilbert, AZ
  • NPI 1245772870
  Medicare reassignment NPD
• Usacs of Colorado Inc

  • Emergency Medicine Physician
  • Durango, CO
  • NPI 1235765074

  AZ

  Medicare reassignment NPD
• Critical Care Consultants LLC

  • Critical Care Medicine (Internal Medicine) Physician
  • Gilbert, AZ
  • NPI 1669511432
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Honorhealth

  • General Acute Care Hospital
  • Tempe, AZ
  • NPI 1114744752
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1277769600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745280000000",
    "number": "1225349715",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4233 E CALLE TUBERIA",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850183735",
            "telephone_number": "615-497-2523"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7400 E THOMPSON PEAK PKWY",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852554109",
            "telephone_number": "480-587-5493"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RAISSIAN",
        "first_name": "TIMOTHY",
        "middle_name": "AMIN",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2010-06-29",
        "last_updated": "2025-04-22",
        "certification_date": "2025-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "AZ",
            "license": "R72043",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "AZ",
            "license": "46595",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Christian Chloe Rainier, DMD
• Tonia Rainier, ND
• Raintree Apothecary LLC (Raintree Apothecary)
• Brandon T Rainwater, PTA
• Raise the Bar Rehab
• Aakash Raj, DC
• Ali Raja, DO
• Rajeev S. Kathuria MD PC
• Narmada Rajendran, RBT
• Rajesh N. Soni, M.D. P.C. (Soni Family Medicine)

• Emergency Medicine Physician in Scottsdale, AZ
• Providers in Scottsdale, AZ by specialty
• Emergency Medicine Physician in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.