Katherine Pena Castillo, PA

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

2495 Issued in PR

Practice address

Urb. San Agustin 455 Calle 6
San Juan, PR 00926-1922

Phone

(787) 460-2051

NPI assigned

Feb 20, 2026

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Physician Assistant

State licenses

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

{
    "created_epoch": "1771545600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771545600000",
    "number": "1619821345",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "URB. SAN AGUSTIN 455 CALLE 6",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009261922",
            "telephone_number": "787-460-2051"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "URB. SAN AGUSTIN 455 CALLE 6",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009261922",
            "telephone_number": "787-460-2051"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PENA CASTILLO",
        "first_name": "KATHERINE",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-02-20",
        "last_updated": "2026-02-20",
        "certification_date": "2026-02-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Physician Assistant, Medical",
            "state": "PR",
            "license": "2495",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jorge I Pelet Mejias, MD
• Khalil Pellicier Rodriguez, LPN
• Joel E Pellot Cestero, M.D.
• Victoria Pellot Ortiz
• Pelvic Solution Institute, LLC
• Ivelisse Pena Jimeno, MD
• Jennifer M Pena Moreira, M.D.
• Kathia M Pena Rios, PHD
• Alba Janice Pena Rivera, MSW
• Jorge L Pena Ruiz I, MD

• Medical Physician Assistant in San Juan, PR
• Providers in San Juan, PR by specialty
• Medical Physician Assistant in Puerto Rico

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.