Organization Active NPI

Oscar L Alonso MD SC

  • Specialist
  • Downers Grove, IL
National Provider Identifier
1972764538
Registry record updated Dec 22, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
SpecialistTaxonomy code 174400000X
License
036064967 Issued in IL
Legal business name
OSCAR L ALONSO MD SC
Practice address
1034 Warren Ave
Downers Grove, IL 60515-3601
Phone
(630) 960-5310
Fax
(630) 969-7841
NPI assigned
Jun 17, 2008
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 22, 2020

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

Authorized official

Name
Dr. Oscar L Alonso, MDNPI 1447285739
Title
Owner
Phone
(630) 960-5310

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
SpecialistGroup: 193400000X SINGLE SPECIALTY GROUP 174400000X 036064967 IL Primary

Addresses

Primary practice location

1034 Warren Ave
Downers Grove, IL 60515-3601

Mailing address

1121 Warren Ave Ste 200
Downers Grove, IL 60515-3572
Phone (630) 960-5310

Other identifiers 2

IdentifierTypeStateIssuer
762140MedicaidIL
31602726OtherILBLUE SHIELD

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1213660800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1608595200000",
    "number": "1972764538",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1121 WARREN AVE STE 200",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605153572",
            "telephone_number": "630-960-5310",
            "fax_number": "630-969-7841"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1034 WARREN AVE",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605153601",
            "telephone_number": "630-960-5310",
            "fax_number": "630-969-7841"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OSCAR L ALONSO MD SC",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-06-17",
        "last_updated": "2020-12-22",
        "certification_date": "2020-12-22",
        "status": "A",
        "authorized_official_last_name": "ALONSO",
        "authorized_official_first_name": "OSCAR",
        "authorized_official_middle_name": "L",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "630-960-5310",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Specialist",
            "state": "IL",
            "license": "036064967",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "762140",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD",
            "identifier": "31602726",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Downers Grove, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 22, 2020; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.