Individual provider Active NPI

Omar Al Tamimi

  • Hematology & Oncology Physician
  • Springfield, IL
National Provider Identifier
1952083974
Registry record updated Jul 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
036.180740 Issued in IL
Practice address
315 W Carpenter St # B
Springfield, IL 62702-4901
Phone
(217) 545-8000
Fax
(217) 545-1141
NPI assigned
Aug 1, 2023
Last updated
Jul 16, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X 036.180740 IL Primary

Addresses

Primary practice location

315 W Carpenter St # B
Springfield, IL 62702-4901

Mailing address

PO Box 19678
Springfield, IL 62794-9678

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
I20230824001866 IL Order and Referring Only - Internal MedicinePractitioner - Internal Medicine 9032572003

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
125082047ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Board of Trustees of Southern Illinois University Current Accepting new patients

Interoperability endpoints

  • Direct secure messaging: omaraltamimi@siusm.allscriptsdirect.net

Organizations & group practices 1

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": "1690848000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784160000000",
    "number": "1952083974",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 19678",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627949678"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "315 W CARPENTER ST # B",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627024901",
            "telephone_number": "217-545-8000",
            "fax_number": "217-545-1141"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "AL TAMIMI",
        "first_name": "OMAR",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-08-01",
        "last_updated": "2026-07-16",
        "certification_date": "2026-07-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "IL",
            "license": "036.180740",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Springfield, IL

Sources for this page

Verify at the official NPI Registry.