Individual provider Active NPI

Mark H Fishbein, M.D.

  • Pediatric Gastroenterology Physician
  • Chicago, IL
National Provider Identifier
1437134905
Registry record updated Aug 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Gastroenterology PhysicianTaxonomy code 2080P0206X
License
036-075409 Issued in IL
Practice address
225 E Chicago Ave
Chicago, IL 60611-2991
Phone
(312) 227-4597
Fax
(312) 227-9645
NPI assigned
Dec 7, 2005
Last updated
Aug 4, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 4, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Gastroenterology Physician 2080P0206X 036-075409 IL Primary

Addresses

Primary practice location

225 E Chicago Ave
Chicago, IL 60611-2991

Mailing address

225 E Chicago Ave # 65
Chicago, IL 60611-2991
Phone (312) 227-4597

Other practice location 1

2301 Enterprise Dr
Westchester, IL 60154-5802
Phone (800) 543-7362

Other practice location 2

1870 Silver Cross Blvd
New Lenox, IL 60451-8639
Phone (800) 543-7362

Other practice location 3

250 E Superior St
Chicago, IL 60611-2914
Phone (800) 543-7362

Other practice location 4

25 N Winfield Rd
Winfield, IL 60190-1379
Phone (800) 543-7362

Other identifiers 1

IdentifierTypeStateIssuer
036075409MedicaidIL

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
I20090916000606 IL Practitioner - Pediatric MedicinePractitioner - Gastroenterology 7113073149 Reassigns benefits to 1 organization

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036-075409ILMDPediatric Gastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lurie Children's Medical Group Inc CurrentSince Nov 7, 2020 Accepting new patients
Lurie Children's Medical Group, LLC Past Accepting new patients

Locations

Claims Remittance
Carol Stream, IL 60122

225 E Chicago Ave
Chicago, IL 60611
Phone (312) 227-6415

737 N Michigan Ave
Ste 2040
Chicago, IL 60611

225 E Chicago Ave
#65
Chicago, IL 60611
Phone (312) 227-4200

2301 Enterprise Dr
Westchester, IL 60154
Phone (312) 227-6415

25 N Winfield Rd
Winfield, IL 60190
Phone (630) 682-1600

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.

NPI Registry JSON

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

{
    "created_epoch": "1133913600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785801600000",
    "number": "1437134905",
    "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": "312-227-4597",
            "fax_number": "217-545-1884"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "225 E CHICAGO AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112991",
            "telephone_number": "312-227-4597",
            "fax_number": "312-227-9645"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2301 Enterprise Dr",
            "address_purpose": "LOCATION",
            "city": "Westchester",
            "state": "IL",
            "postal_code": "601545802",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1870 Silver Cross Blvd",
            "address_purpose": "LOCATION",
            "city": "New Lenox",
            "state": "IL",
            "postal_code": "604518639",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "250 E Superior St",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606112914",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "25 N Winfield Rd",
            "address_purpose": "LOCATION",
            "city": "Winfield",
            "state": "IL",
            "postal_code": "601901379",
            "country_code": "US",
            "telephone_number": "800-543-7362",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FISHBEIN",
        "first_name": "MARK",
        "middle_name": "H",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-07",
        "last_updated": "2026-08-04",
        "certification_date": "2026-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0206X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Gastroenterology",
            "state": "IL",
            "license": "036-075409",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036075409",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.