Gary George Montalvo, MD

Primary specialty

Otolaryngology PhysicianTaxonomy code 207Y00000X

License

5622 Issued in PR

Practice address

400 Ave Domenech
Ste 506
San Juan, PR 00918-3710

Phone

(787) 754-8625

Fax

(787) 746-6650

NPI assigned

Jul 8, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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

Specialty

Otolaryngology

Education

University of Puerto Rico School of Medicine, 1976

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Gary G Montalvo Petrovich LLC

  • Otolaryngology Physician
  • San Juan, PR
  • NPI 1346654324
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1120780800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1437157096",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "400 AVE DOMENECH",
            "address_2": "STE 506",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009183710",
            "telephone_number": "787-754-8625",
            "fax_number": "787-746-6650"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "400 AVE DOMENECH",
            "address_2": "STE 506",
            "city": "SAN JUAN",
            "state": "PR",
            "postal_code": "009183710",
            "telephone_number": "787-754-8625",
            "fax_number": "787-746-6650"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MONTALVO",
        "first_name": "GARY",
        "middle_name": "GEORGE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-08",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "PR",
            "license": "5622",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Eddie Giovanni Montalvo Velazquez
• Edelmiro Montalvo-Caban, C.M.T., C.L.T.
• Luis F. Montalvo-Sanchez, M.D.
• Alan Shamir Montalvo
• Fernando Ivan Montalvo, MD
• Jorge J Montalvo, MD
• Lillian Marie Montalvo, M.D.
• Lilybett Montalvo, M.D.
• Lisandro Montalvo, M.D.
• Zaida Montalvo

• Otolaryngology Physician in San Juan, PR
• Providers in San Juan, PR by specialty
• Otolaryngology Physician in Puerto Rico

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.