Rainier J Diaz, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

26841 Issued in AZ

Practice address

8050 E Lakeside Pkwy
Tucson, AZ 85730-1254

Phone

(520) 584-5820

Fax

(520) 514-1514

NPI assigned

May 26, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

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

Specialty

Psychiatry

Education

Other, 1989

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Sonora Behavioral Health Hospital LLCGroup PAC ID 6406857440, 9 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Sonora Behavioral Health Hospital, LLC

  • Psychiatric Hospital
  • Tucson, AZ
  • NPI 1750466892
  Medicare reassignment Care Compare group NPD
• Community Bridges, Inc.

  • Adult Mental Health Clinic/Center
  • Page, AZ
  • NPI 1558095315
  Medicare reassignment NPD
• Tucson Medical Center

  • General Acute Care Hospital
  • Tucson, AZ
  • NPI 1174512792
  Medicare reassignment
• Community Bridges, Inc.

  • Community/Behavioral Health Agency
  • Tucson, AZ
  • NPI 1427596196
  NPD
• Community Bridges, Inc.

  • Community/Behavioral Health Agency
  • Mesa, AZ
  • NPI 1588348775
  NPD
• Community Bridges, Inc.

  • Community/Behavioral Health Agency
  • Mesa, AZ
  • NPI 1891068813
  NPD
• Sonora Behavioral Health Hospital, LLC

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Tucson, AZ
  • NPI 1245777481
  NPD
• Cope Community Services, Inc.

  • Professional Counselor
  • Tucson, AZ
  • NPI 1336863695
  NPD (past)

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

{
    "created_epoch": "1148601600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1942256482",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7829 E WHILEAWAY PL",
            "city": "TUCSON",
            "state": "AZ",
            "postal_code": "857507409",
            "fax_number": "520-620-1598"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8050 E LAKESIDE PKWY",
            "city": "TUCSON",
            "state": "AZ",
            "postal_code": "857301254",
            "telephone_number": "520-584-5820",
            "fax_number": "520-514-1514"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DIAZ",
        "first_name": "RAINIER",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-26",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "AZ",
            "license": "26841",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "452045",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Karla Diaz, LPC
• Mariana Diaz
• Melissa Andrea Diaz, PHARMD
• Oscar Diaz, PHARMD
• Priscilla Maria Diaz, RRT
• Rebecca Diaz, FNP
• Ronald E Diaz, FNP
• Sara Diaz, LPC
• Saul Diaz, PHARMACY TECHNICIAN
• Michelle Dicamillo, MS CCC-SLP

• Psychiatry Physician in Tucson, AZ
• Providers in Tucson, AZ by specialty
• Psychiatry Physician in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.