Individual provider Active NPI

Desler Johnson Javier, M.D.

  • Internal Medicine Physician
  • Chicago, IL
National Provider Identifier
1114218732
Registry record updated Mar 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
036-135592 Issued in IL
Practice address
836 W Wellington Ave
Chicago, IL 60657-5147
Phone
(773) 975-1600
NPI assigned
Apr 30, 2011
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 5, 2025

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 036-135592 IL Primary

Addresses

Primary practice location

836 W Wellington Ave
Chicago, IL 60657-5147

Mailing address

29373 Network PL
Chicago, IL 60673-1293
Phone (847) 390-5900

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Direct Messaging Address djavier206016@direct.myadvocateaurora.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
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

Enrollment IDStateProvider typePAC IDDetails
I20151214001486 IL Practitioner - Internal Medicine 2860793023 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Advocate Health and Hospitals CorporationGroup PAC ID 7810800935, 3,081 clinicians

Practice addresses (Care Compare)

3048 N Wilton Ave
FL 3
Chicago, IL 60657-6710
Phone (773) 296-5420

Hospital & facility affiliations

  • Advocate Illinois Masonic Medical Center Hospital, Chicago, IL, CCN 140182

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036-135592ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Advocate Health and Hospitals Corporation Current Accepting new patients
Advocate Health & Hospitals Corporation CurrentSince Sep 16, 2015 Accepting new patients
Advocate Health and Hospitals Corporation CurrentSince Sep 16, 2015 Accepting new patients

Locations

214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160

8550 W Bryn Mawr Ave
Ste 800
Chicago, IL 60631

3048 N Wilton Ave
Chicago, IL 60657
Phone (773) 296-5424

836 W Wellington Ave
Chicago, IL 60657
Phone (773) 296-7054

3048 N Wilton Ave
Fl 3
Chicago, IL 60657
Phone (773) 296-5420

3134 N Clark St
Chicago, IL 60657
Phone (312) 766-4949

29373 Network Pl
Chicago, IL 60673

Interoperability endpoints

  • Direct secure messaging: djavier206016@direct.myadvocateaurora.org

Organizations & group practices 3

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 1

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": "1304121600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741132800000",
    "number": "1114218732",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "29373 NETWORK PL",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606731293",
            "telephone_number": "847-390-5900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "836 W WELLINGTON AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606575147",
            "telephone_number": "773-975-1600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JAVIER",
        "first_name": "DESLER",
        "middle_name": "JOHNSON",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-04-30",
        "last_updated": "2025-03-05",
        "certification_date": "2025-03-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036-135592",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "836 W Wellington Ave",
            "city": "Chicago",
            "state": "IL",
            "country_code": "US",
            "postal_code": "606575147",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "djavier206016@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "836 W Wellington Ave",
            "city": "Chicago",
            "state": "IL",
            "country_code": "US",
            "postal_code": "606575147",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.