Rafael Ongay Rullan, MD

Primary specialty

Ph.D. Medical GeneticsTaxonomy code 170100000X

License

14992 Issued in PR

Practice address

17 Calle Barcelo
Utuado, PR 00641-2902

Phone

(787) 814-1610

Fax

(787) 817-2571

NPI assigned

May 23, 2006

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1148342400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1295780765",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17 CALLE BARCELO",
            "city": "UTUADO",
            "state": "PR",
            "postal_code": "006412902",
            "telephone_number": "787-814-1610",
            "fax_number": "787-817-2571"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17 CALLE BARCELO",
            "city": "UTUADO",
            "state": "PR",
            "postal_code": "006412902",
            "telephone_number": "787-814-1610",
            "fax_number": "787-817-2571"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ONGAY RULLAN",
        "first_name": "RAFAEL",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-23",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "170100000X",
            "taxonomy_group": "",
            "desc": "Medical Genetics, Ph.D. Medical Genetics",
            "state": "PR",
            "license": "14992",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Evalyn Nieves, PT
• Sarahil M Nieves
• Christian Nunez
• Emid Nunez, CERTIFIED COACH
• Yersenia Olivo Marrero
• Adrian Padua
• Geovanni Perez Perez, PSYD
• Lirey Jeannette Perez Torres, OTR/L
• Krystal Lee Perez-Martinez, MSW
• Roque A Perez, DMD

• All providers in Utuado, PR
• Ph.D. Medical Genetics 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.