Individual provider Active NPI

Musfarah Siraj, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • Springfield, IL
National Provider Identifier
1386394773
Registry record updated Jul 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
License
036.173196 Issued in IL
Practice address
751 N Rutledge St Ste 1700
Springfield, IL 62702-4968
Phone
(217) 545-8000
Fax
(217) 545-9125
NPI assigned
Mar 28, 2022
Last updated
Jul 10, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 10, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X 036.173196 IL Primary
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X 125.080644 IL
Internal Medicine Physician 207R00000X 036173196 IL

Addresses

Primary practice location

751 N Rutledge St Ste 1700
Springfield, IL 62702-4968

Mailing address

PO Box 19648
Springfield, IL 62794-9648
Phone (217) 545-8000

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
I20250905002039 IL Practitioner - Internal Medicine 8224530571 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Osf Multi-Specialty GroupGroup PAC ID 3678889789, 2,123 clinicians

Practice addresses (Care Compare)

1502 Parkview Ave
Rockford, IL 61107-1821
Phone (815) 381-7250

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036173196ILMDInternal Medicine Physician
125.080644ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Central PA Pharmacy LLC. Current Accepting new patients
Osf Multi-Specialty Group Internal Medicine CurrentSince Aug 22, 2025 Accepting new patients

Locations

1420 W Pioneer Pkwy
Peoria, IL 61615
Phone (309) 308-5195

8600 State Route 91
Ste 130
Peoria, IL 61615
Phone (309) 683-5050

1502 Parkview Ave
Rockford, IL 61107
Phone (815) 381-7250

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": "1648425600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783641600000",
    "number": "1386394773",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 19648",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627949648",
            "telephone_number": "217-545-8000",
            "fax_number": "217-545-9125"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "751 N RUTLEDGE ST STE 1700",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627024968",
            "telephone_number": "217-545-8000",
            "fax_number": "217-545-9125"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIRAJ",
        "first_name": "MUSFARAH",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-28",
        "last_updated": "2026-07-10",
        "certification_date": "2026-07-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "IL",
            "license": "036.173196",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125.080644",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036173196",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Springfield, IL

Sources for this page

Verify at the official NPI Registry.