Individual provider Active NPI

David Alan Barounis, M.D.

  • Critical Care Medicine (Internal Medicine) Physician
  • Naperville, IL
National Provider Identifier
1497067409
Registry record updated Sep 2, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
036131444 Issued in IL
Practice address
801 S Washington St
Naperville, IL 60540-7499
Phone
(630) 527-3000
Fax
(630) 527-7300
NPI assigned
Jul 7, 2010
Last updated
Sep 2, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 2, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 036131444 IL
Emergency Medicine Physician 207P00000X 036131444 IL
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 036131444 IL Primary

Addresses

Primary practice location

801 S Washington St
Naperville, IL 60540-7499

Mailing address

2650 Ridge Ave Ste 1223
Evanston, IL 60201-1700
Phone (847) 250-2040

Other practice location 1

4440 W 95th St
Oak Lawn, IL 60453-2600
Phone (708) 684-5375

Other practice location 2

155 E Brush Hill Rd
Elmhurst, IL 60126-5658
Phone (331) 221-9001

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ Direct
Direct Messaging Address dbarounis205231@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
I20130315000335 IL Practitioner - HospitalistPractitioner - Critical Care (Intensivists)Practitioner - Emergency Medicine 2567607740 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Critical Care (Intensivists), Emergency Medicine
Education
University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians

Practice addresses (Care Compare)

155 E Brush Hill Rd
Elmhurst, IL 60126-5658
Phone (331) 221-0096

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036131444ILMDCritical Care Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Endeavor Health Medical Group CurrentSince Apr 25, 2024 Accepting new patients
Endeavor Health Medical Group Emergency Medicine CurrentSince Apr 25, 2024 Accepting new patients
Advocate Health and Hospitals Corporation Critical Care Medicine CurrentSince Jan 1, 2006 Accepting new patients

Locations

28592 Network Pl
Chicago, IL 60673

9532 Eagle Way
Chicago, IL 60678

155 E Brush Hill Rd
Elmhurst, IL 60126
Phone (331) 221-3521

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

2650 Ridge Ave
#1223
Evanston, IL 60201
Phone (847) 982-3172

2650 Ridge Ave
Ste 1223
Evanston, IL 60201
Phone (847) 982-3175

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

801 S Washington St
Naperville, IL 60540
Phone (312) 355-0450

4440 W 95th St
Oak Lawn, IL 60453
Phone (708) 346-5520

4440 W 95th St
Ste Aip
Oak Lawn, IL 60453
Phone (708) 684-8000

Interoperability endpoints

  • Direct secure messaging: dbarounis205231@direct.myadvocateaurora.org
  • Direct secure messaging: dbarounis276873@direct.edward.org

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1278460800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788307200000",
    "number": "1497067409",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2650 RIDGE AVE STE 1223",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602011700",
            "telephone_number": "847-250-2040",
            "fax_number": "847-570-5315"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "801 S WASHINGTON ST",
            "city": "NAPERVILLE",
            "state": "IL",
            "postal_code": "605407499",
            "telephone_number": "630-527-3000",
            "fax_number": "630-527-7300"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4440 W 95th St",
            "address_purpose": "LOCATION",
            "city": "Oak Lawn",
            "state": "IL",
            "postal_code": "604532600",
            "country_code": "US",
            "telephone_number": "708-684-5375",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "155 E Brush Hill Rd",
            "address_purpose": "LOCATION",
            "city": "Elmhurst",
            "state": "IL",
            "postal_code": "601265658",
            "country_code": "US",
            "telephone_number": "331-221-9001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BAROUNIS",
        "first_name": "DAVID",
        "middle_name": "ALAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2010-07-07",
        "last_updated": "2026-09-02",
        "certification_date": "2026-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IL",
            "license": "036131444",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IL",
            "license": "036131444",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "IL",
            "license": "036131444",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "4440 W 95th St",
            "city": "Oak Lawn",
            "state": "IL",
            "country_code": "US",
            "postal_code": "604532600",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dbarounis205231@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "4440 W 95th St",
            "city": "Oak Lawn",
            "state": "IL",
            "country_code": "US",
            "postal_code": "604532600",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Naperville, IL

Sources for this page

Verify at the official NPI Registry.