Joshua Daniel Prozialeck

Primary specialty

Pediatric Gastroenterology PhysicianTaxonomy code 2080P0206X

License

036120039 Issued in IL

Practice address

225 E Chicago Ave # 65
Chicago, IL 60611-2991

Phone

(312) 227-4200

Fax

(312) 227-9645

NPI assigned

Jul 31, 2008

Last updated

Aug 6, 2026By the provider in NPPES

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

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

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Lurie Children's Medical Group Inc

  dba LCMG Inc

  • Pediatrics Physician
  • Chicago, IL
  • NPI 1518064716
  Medicare reassignment NPD
• Lurie Children's Medical Group, LLC

  dba LCMG

  • Pediatrics Physician
  • Chicago, IL
  • NPI 1992758544
  NPD (past)

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

{
    "created_epoch": "1217462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1982860755",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "225 E CHICAGO AVE # 65",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112991",
            "telephone_number": "312-227-4200"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "225 E CHICAGO AVE # 65",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112991",
            "telephone_number": "312-227-4200",
            "fax_number": "312-227-9645"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5215 N California Ave",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606257014",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "880 W Central Rd Ste 6400",
            "address_purpose": "LOCATION",
            "city": "Arlington Heights",
            "state": "IL",
            "postal_code": "600052378",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2515 N Clark St",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606142730",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PROZIALECK",
        "first_name": "JOSHUA",
        "middle_name": "DANIEL",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-07-31",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0206X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Gastroenterology",
            "state": "IL",
            "license": "036120039",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Lisa Tamar Provorny, L.C.P.C.
• Lucja Prowinska, DT
• Prpodiatry, LLC
• Madilynn Prude
• Prudence L. Gourguechon, M.D. S.C.
• Tomas Mauricio Prudencio
• Prudent Alliance for Healthcare, LLC

• Pediatric Gastroenterology Physician in Chicago, IL
• Providers in Chicago, IL by specialty
• Pediatric Gastroenterology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 6, 2026; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.