MGS Psicologos Limited Liability Company

Primary specialty

Counseling PsychologistTaxonomy code 103TC1900X

Legal business name

MGS PSICOLOGOS LIMITED LIABILITY COMPANY

Practice address

21 Calle Severo Arana
San Sebastian, PR 00685-2310

Phone

(787) 243-6908

NPI assigned

Jun 29, 2026

Organization subpart

No

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

Authorized official

Name

Mayda T Graulau SantiagoNPI 1407653041

Title

President

Phone

(787) 243-6908

Specialties & licenses 1

Addresses

Tax ID family

MGS Psicologos Limited Liability Company2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

• MGS Psicolog@S Limited Liability Company

  • Counseling Psychologist
  • San Sebastian, PR
  • NPI 1669322517
  NPD tax ID

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Mayda T Graulau Santiago, PHD

  • Counseling Psychologist
  • San Sebastian, PR
  • NPI 1407653041
  NPD (past) Authorized official

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

{
    "created_epoch": "1782691200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782691200000",
    "number": "1548186992",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 AVE JOBOS APT 714",
            "city": "ISABELA",
            "state": "PR",
            "postal_code": "006625507",
            "telephone_number": "787-243-6908"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21 CALLE SEVERO ARANA",
            "city": "SAN SEBASTIAN",
            "state": "PR",
            "postal_code": "006852310",
            "telephone_number": "787-243-6908"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MGS PSICOLOGOS LIMITED LIABILITY COMPANY",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-06-29",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A",
        "authorized_official_last_name": "GRAULAU SANTIAGO",
        "authorized_official_first_name": "MAYDA",
        "authorized_official_middle_name": "T",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "787-243-6908"
    },
    "taxonomies": [
        {
            "code": "103TC1900X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Psychologist, Counseling",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Veronica Mercado Perez
• Mildred Enid Mercado Valle, M.S.W.
• Maribel Mercado, M.D.
• Meridian Health LLC
• MGS Psicolog@S Limited Liability Company
• Mi Anhelo Corp
• Migrant Health Center Western Region Inc
• Migrant Health Center Western Region, Inc.
• Migrant Health Center Western Region, Inc.
• Migrant Health Center Western Region, Inc.

• Counseling Psychologist in San Sebastian, PR
• Providers in San Sebastian, PR by specialty
• Counseling Psychologist in Puerto Rico

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 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.