Organization Active NPI

Freddy Mas Vargas

  • Clinical Medical Laboratory
  • Aguada, PR
National Provider Identifier
1992836068
Registry record updated May 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Medical LaboratoryTaxonomy code 291U00000X
License
878 Issued in PR
Legal business name
FREDDY MAS VARGAS
Practice address
Carr. 417 KM 3.0 Bo. Malpaso
Aguada, PR 00602
Phone
(787) 868-4453
Fax
(787) 868-0780
NPI assigned
Mar 8, 2007
Organization subpart
No

NPPES NPI Registry

Updated by the provider on May 27, 2026

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

Authorized official

Name
Mr. Freddy Mas, MT
Title
Medical Technologist
Phone
(787) 868-4453

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Medical Laboratory 291U00000X 878 PR Primary

Addresses

Primary practice location

Carr. 417 KM 3.0 Bo. Malpaso
Aguada, PR 00602

Mailing address

PO Box 745
Aguada, PR 00602-0745
Phone (787) 868-4453

Other names 1

  • LABORATORIO CLINICO JERUSALEN Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PR

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20090911000526 PR Part B Supplier - Independent Clinical Laboratory 9032264205 1 other NPI on this enrollment
Practice locations: Aguada, PR; Mayaguez, PR

Other NPIs on the same Medicare enrollment 1

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory
Tax ID family
Freddy Mas Vargas2 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.

Practitioners & affiliated clinicians

Practitioners 1

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

NPI Registry JSON

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

{
    "created_epoch": "1173312000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1779840000000",
    "number": "1992836068",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 745",
            "city": "AGUADA",
            "state": "PR",
            "postal_code": "006020745",
            "telephone_number": "787-868-4453",
            "fax_number": "787-868-0780"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "CARR. 417 KM 3.0 BO. MALPASO",
            "city": "AGUADA",
            "state": "PR",
            "postal_code": "00602",
            "telephone_number": "787-868-4453",
            "fax_number": "787-868-0780"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "FREDDY MAS VARGAS",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-03-08",
        "last_updated": "2026-05-27",
        "certification_date": "2026-05-27",
        "status": "A",
        "authorized_official_last_name": "MAS",
        "authorized_official_first_name": "FREDDY",
        "authorized_official_title_or_position": "MEDICAL TECHNOLOGIST",
        "authorized_official_telephone_number": "787-868-4453",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "MT"
    },
    "taxonomies": [
        {
            "code": "291U00000X",
            "taxonomy_group": "",
            "desc": "Clinical Medical Laboratory",
            "state": "PR",
            "license": "878",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "LABORATORIO CLINICO JERUSALEN",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Aguada, PR

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.