NPIMap

Individual provider Active NPI

Francisco Javier Ortega Guillen, MD

  • Internal Medicine Physician
  • Bronx, NY
National Provider Identifier
1356960975
Registry record updated Jun 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
330684 Issued in NY
Practice address
2401 White Plains Rd
Bronx, NY 10467-8108
Phone
(833) 252-2737
NPI assigned
Apr 14, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 17, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 330684 NY Primary

Addresses

Primary practice location

2401 White Plains Rd
Bronx, NY 10467-8108

Mailing address

123 Valentine LN Apt 6J
Yonkers, NY 10705-3470
Phone (646) 942-0448

Other practice location 1

2 Centerock Rd
West Nyack, NY 10994-2215
Phone (845) 703-6999

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240827000772 NY Practitioner - Internal Medicine 1951840693 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Icahn School of Medicine at Mount SinaiGroup PAC ID 2264691070, 2,809 clinicians

Practice addresses (Care Compare)

2510 30TH Ave
Astoria, NY 11102-2448
Phone (718) 932-1000

Hospital & facility affiliations

  • Mount Sinai Hospital Hospital, New York, NY, CCN 330024

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Icahn School of Medicine at Mount Sinai CurrentSince May 22, 2025 Accepting new patients
Centerlight Healthcare, Inc. CurrentSince Sep 2, 2024 Accepting new patients
Team Care Medical PLLC Internal Medicine CurrentSince Aug 21, 2025 Accepting new patients
Icahn School of Medicine at Mount Sinai Internal Medicine CurrentSince May 22, 2025 Accepting new patients
Montefiore New Rochelle Hospital CurrentSince Jun 13, 2025 Accepting new patients
Mount Sinai Hospital Past Accepting new patients
Centerlight Certified Home Health Agency Past Accepting new patients

Locations

1250 Waters Pl
Ste 602
Bronx, NY 10461
Phone (877) 226-8500

2401 White Plains Rd
Bronx, NY 10467
Phone (718) 515-8600

374 Stockholm St
Brooklyn, NY 11237
Phone (718) 963-6485

596 Prospect Pl
Brooklyn, NY 11238
Phone (718) 362-1450

2510 30th Ave
Long Island City, NY 11102
Phone (718) 267-4245

16 Guion Pl
New Rochelle, NY 10801
Phone (914) 365-3680

10114 Liberty Ave
#13292
Ozone Park, NY 11417
Phone (718) 487-3330

Networks

  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H1722

Interoperability endpoints

  • Direct secure messaging: francisco.ortega-guillen.1@32021.direct.athenahealth.com

Organizations & group practices 7

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.

Hospital & facility affiliations 6

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1586822400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781654400000",
    "number": "1356960975",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "123 VALENTINE LN APT 6J",
            "city": "YONKERS",
            "state": "NY",
            "postal_code": "107053470",
            "telephone_number": "646-942-0448"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2401 WHITE PLAINS RD",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104678108",
            "telephone_number": "833-252-2737"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2 Centerock Rd",
            "address_purpose": "LOCATION",
            "city": "West Nyack",
            "state": "NY",
            "postal_code": "109942215",
            "country_code": "US",
            "telephone_number": "845-703-6999",
            "fax_number": "845-703-6297",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ORTEGA GUILLEN",
        "first_name": "FRANCISCO",
        "middle_name": "JAVIER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-14",
        "last_updated": "2026-06-17",
        "certification_date": "2026-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "330684",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bronx, NY

Sources for this page

Verify at the official NPI Registry.