Diana P Olivares, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA13596 Issued in TX

Practice address

3551 Roger Brooke Dr
Fort Sam Houston, TX 78234-4504

Phone

(210) 539-4764

NPI assigned

Sep 17, 2020

Sex

Female

Sole proprietor

No

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 TX

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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.

• Signify Health Medical Associates, PLLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1750845863
  Medicare reassignment
• Vpa of Texas PLLC

  dba HarmonyCares Medical Group

  • Family Medicine Physician
  • Irving, TX
  • NPI 1679510499
  Medicare reassignment
• Vpa of Texas PLLC

  dba HarmonyCares Medical Group

  • Family Medicine Physician
  • Irving, TX
  • NPI 1326667536
  NPD

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

{
    "created_epoch": "1600300800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785283200000",
    "number": "1447866298",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3551 ROGER BROOKE DR",
            "city": "FORT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3551 ROGER BROOKE DR",
            "city": "FORT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504",
            "telephone_number": "210-539-4764"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OLIVARES",
        "first_name": "DIANA",
        "middle_name": "P",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-09-17",
        "last_updated": "2026-07-29",
        "certification_date": "2026-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "TX",
            "license": "PA13596",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• So Yeon Oh, M.D.
• Yesol Oh, MD
• Danielle Ojeda, NP
• Elizabeth Okonek, MD
• Jason Okulicz, M.D.
• Robert Oliver, OTR
• Forrest W. Oliverson, MD, MPH
• Heather Ruth Olmo, DDS
• Ashley Marie Olmsted
• John R Olsen, M.D.

• Physician Assistant in Fort Sam Houston, TX
• Providers in Fort Sam Houston, TX by specialty
• Physician Assistant in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 29, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.