Individual provider Active NPI

Eilyn Maria Martinez-Santiago, NP

  • Adult Health Nurse Practitioner
  • San Juan, PR
National Provider Identifier
1871606574
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Health Nurse PractitionerTaxonomy code 363LA2200X
License
130023 Issued in NC
Practice address
10 Calle Casia
San Juan, PR 00921-3200
Phone
(787) 641-7582
Fax
(787) 641-8369
NPI assigned
Aug 16, 2006
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 130023 NC
Adult Health Nurse Practitioner 363LA2200X 130023 NC Primary

Addresses

Primary practice location

10 Calle Casia
San Juan, PR 00921-3200

Mailing address

Villas de Parkville I
Af PH2 Box 30
Guaynabo, PR 00969
Phone (787) 790-3841

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
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
130023NCMDAdult Health Nurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1155686400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1871606574",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "VILLAS DE PARKVILLE I",
            "address_2": "AF PH2 BOX 30",
            "city": "GUAYNABO",
            "state": "PR",
            "postal_code": "00969",
            "telephone_number": "787-790-3841"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 CALLE CASIA",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009213200",
            "telephone_number": "787-641-7582",
            "fax_number": "787-641-8369"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTINEZ-SANTIAGO",
        "first_name": "EILYN",
        "middle_name": "MARIA",
        "name_prefix": "Ms.",
        "credential": "NP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-08-16",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "NC",
            "license": "130023",
            "primary": false
        },
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "NC",
            "license": "130023",
            "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 Sep 11, 2025; 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.