Organization Active NPI

Mjom ENT LLC

  • Otolaryngology Physician
  • San Juan, PR
National Provider Identifier
1164379111
Registry record updated Mar 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Otolaryngology PhysicianTaxonomy code 207Y00000X
Legal business name
MJOM ENT LLC
Practice address
1789 Carr 21 Ste 202
San Juan, PR 00921-3335
Phone
(787) 679-6513
NPI assigned
Mar 10, 2026
Last updated
Mar 10, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Mar 10, 2026

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

Authorized official

Name
Dr. Mariana J Ortiz Martinez, MDNPI 1710326723
Title
President
Phone
(787) 679-6513

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Otolaryngology Physician 207Y00000X NU Primary

Addresses

Primary practice location

1789 Carr 21 Ste 202
San Juan, PR 00921-3335

Mailing address

1789 Carr 21 Ste 202
San Juan, PR 00921-3335
Phone (787) 679-6513

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20260512004617 PR Part B Supplier - Clinic/Group Practice 5597234179 Receives reassigned benefits from 1 practitioner
Practice locations: San Juan, PR

National Provider Directory

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, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1773100800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1773100800000",
    "number": "1164379111",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1789 CARR 21 STE 202",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009213335",
            "telephone_number": "787-679-6513"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1789 CARR 21 STE 202",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009213335",
            "telephone_number": "787-679-6513"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MJOM ENT LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-03-10",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A",
        "authorized_official_last_name": "ORTIZ MARTINEZ",
        "authorized_official_first_name": "MARIANA",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "787-679-6513",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "NU",
            "license": null,
            "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 Mar 10, 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.