Individual provider Active NPI

Efrain Morales Leon

  • Registered Nurse
  • San Juan, PR
National Provider Identifier
1417870452
Registry record updated Aug 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered NurseTaxonomy code 163W00000X
License
37279 Issued in PR
Practice address
Bo Monacillo Jose Castro Street #215
San Juan, PR 00921
Phone
(787) 325-0332
NPI assigned
Aug 4, 2026
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 4, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 37279 PR Primary

Addresses

Primary practice location

Bo Monacillo Jose Castro Street #215
San Juan, PR 00921

Mailing address

HC 3 Box 8607
Guaynabo, PR 00971-8700
Phone (787) 325-0332

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

NPI Registry JSON

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

{
    "created_epoch": "1785801600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785801600000",
    "number": "1417870452",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "HC 3 BOX 8607",
            "city": "GUAYNABO",
            "state": "PR",
            "postal_code": "009718700",
            "telephone_number": "787-325-0332"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "BO MONACILLO JOSE CASTRO STREET #215",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "00921",
            "telephone_number": "787-325-0332"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MORALES LEON",
        "first_name": "EFRAIN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-08-04",
        "last_updated": "2026-08-04",
        "certification_date": "2026-07-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "PR",
            "license": "37279",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Juan, PR

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 4, 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.