Individual provider Active NPI

Joshua B Dein, MD

  • Internal Medicine Physician
  • Chicago, IL
National Provider Identifier
1396484382
Registry record updated Apr 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
125.079675 Issued in IL
Practice address
1620 W Harrison St
Chicago, IL 60612-3801
Phone
(312) 942-5000
NPI assigned
May 31, 2022
Last updated
Apr 16, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 16, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 036174372 IL
Internal Medicine Physician 207R00000X 125.079675 IL Primary

Addresses

Primary practice location

1620 W Harrison St
Chicago, IL 60612-3801

Mailing address

1620 W Harrison St
Chicago, IL 60612-3801
Phone (312) 942-5000

Other practice location 1

251 E Huron St Ste 16-738
Chicago, IL 60611-3055
Phone (312) 926-5924

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
I20250501001828 IL Practitioner - Internal MedicinePractitioner - Hospitalist 9537541693 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Hospitalist
Education
University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

251 E Huron St
Chicago, IL 60611-2908
Phone (312) 926-5924

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
125.079675ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northwestern Medical Faculty Foundation CurrentSince Jun 1, 2025 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Jun 1, 2025 Accepting new patients

Locations

Carol Stream, IL 60122
Phone (630) 933-3300

Dept 5777
Carol Stream, IL 60122

251 E Huron St
Ste 16738
Chicago, IL 60611
Phone (312) 926-5924

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Organizations & group practices 2

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": "1653955200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744761600000",
    "number": "1396484382",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1620 W HARRISON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123801",
            "telephone_number": "312-942-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1620 W HARRISON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123801",
            "telephone_number": "312-942-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "251 E Huron St Ste 16-738",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606113055",
            "country_code": "US",
            "telephone_number": "312-926-5924",
            "fax_number": "312-926-6134",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DEIN",
        "first_name": "JOSHUA",
        "middle_name": "B",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-05-31",
        "last_updated": "2025-04-16",
        "certification_date": "2025-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IL",
            "license": "036174372",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125.079675",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.