Ernesto R Montesino, MD

Primary specialty

Infectious Disease PhysicianTaxonomy code 207RI0200X

License

ME110821 Issued in FL

Practice address

6238 W Atlantic Ave
Suite 2
Delray Beach, FL 33484-3501

Phone

(561) 404-9845

Fax

(561) 404-9849

NPI assigned

Jan 30, 2009

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other names 1

• Ernesto R Montesino Vargas Other name

Medicare fee-for-service enrollment

Enrolled in FL

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

Infectious DiseaseAlso: Internal Medicine

Education

Other, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Infectious Disease Associates PAGroup PAC ID 2466441399, 7 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Boca Raton Regional Hospital Hospital, Boca Raton, FL, CCN 100168
• Delray Medical Center Hospital, Delray Beach, FL, CCN 100258

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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.

• Infectious Disease Associates PA

  • Infectious Disease Physician
  • Boca Raton, FL
  • NPI 1396801288
  Medicare reassignment Care Compare group NPD

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

• Boca Raton Regional Hospital, Inc.

  • General Acute Care Hospital
  • Boca Raton, FL
  • NPI 1902826779
  Care Compare affiliation
• Delray Medical Center, Inc.

  • General Acute Care Hospital
  • Delray Beach, FL
  • NPI 1326078288
  Care Compare affiliation

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

{
    "created_epoch": "1233273600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766016000000",
    "number": "1841438751",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2900 N MILITARY TRL STE 243",
            "city": "BOCA RATON",
            "state": "FL",
            "postal_code": "334316362",
            "telephone_number": "561-496-1095",
            "fax_number": "561-948-4473"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6238 W ATLANTIC AVE",
            "address_2": "SUITE 2",
            "city": "DELRAY BEACH",
            "state": "FL",
            "postal_code": "334843501",
            "telephone_number": "561-404-9845",
            "fax_number": "561-404-9849"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MONTESINO",
        "first_name": "ERNESTO",
        "middle_name": "R",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-01-30",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "FL",
            "license": "ME110821",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ERNESTO",
            "last_name": "MONTESINO VARGAS",
            "middle_name": "R",
            "credential": "MD",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Monarch Behavior Analysis, LLC
• Janus Moncur, LCSW
• Jaimee Montalvo, LCSW
• Karen L Monte
• Miguel Angel Montero, DC
• Stephen Montgomery
• Mood Mental Wellness
• Tracy Moon
• Derek Moore, DC
• Douglas Robert Moore, HAS, BC-HIS

• Infectious Disease Physician in Delray Beach, FL
• Providers in Delray Beach, FL by specialty
• Infectious Disease Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 18, 2025; 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.