Individual provider Active NPI

Mariano E Gonzalez Diez, MD

  • Otolaryngology Physician
  • Arecibo, PR
National Provider Identifier
1295713055
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Otolaryngology PhysicianTaxonomy code 207Y00000X
License
8699 Issued in PR
Practice address
Ave Miramar #540
Suite #3
Arecibo, PR 00612
Phone
(787) 880-5031
Fax
(787) 879-4461
NPI assigned
Jan 3, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Otolaryngology Physician 207Y00000X 8699 PR Primary

Addresses

Primary practice location

Ave Miramar #540
Suite #3
Arecibo, PR 00612

Mailing address

PO Box 9945
Cotto Station
Arecibo, PR 00613-9945
Phone (787) 880-5031

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PR
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20081105000406 PR Practitioner - Otolaryngology 1456410422 Practice locations: Arecibo, PR

Care Compare profile

Medicare Care Compare
Specialty
Otolaryngology
Education
University of Puerto Rico School of Medicine, 1985
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

540 Ave Miramar
Suite 3
Arecibo, PR 00612-4366
Phone (787) 880-3155

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue35
Skin biopsy1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
8699PRMDCounseling Psychologist

Practice roles

OrganizationSpecialtyStatusNew patients
Gonzalez-Diez Otolaryngology PSC Otolaryngology Past Accepting new patients

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1136246400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1295713055",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9945",
            "address_2": "COTTO STATION",
            "city": "ARECIBO",
            "state": "PR",
            "postal_code": "006139945",
            "telephone_number": "787-880-5031",
            "fax_number": "787-879-4461"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "AVE MIRAMAR #540",
            "address_2": "SUITE #3",
            "city": "ARECIBO",
            "state": "PR",
            "postal_code": "00612",
            "telephone_number": "787-880-5031",
            "fax_number": "787-879-4461"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GONZALEZ DIEZ",
        "first_name": "MARIANO",
        "middle_name": "E",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-03",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "PR",
            "license": "8699",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Arecibo, PR

Sources for this page

Verify at the official NPI Registry.