NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Zafar Quader, M.D.

Gastroenterology Physician in Springfield, IL · enumerated 2005 · practices at Board of Trustees of Southern Illinois University.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1124013636

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Registry record

Entity type Individual (Type 1)
Name Dr. Zafar Quader
Credential M.D.
Sex Male
Practice address Springfield, IL, 62702
Phone (217) 545-8000
Fax (217) 545-4485
Enumeration date Sep 12, 2005
Last updated in NPPES Jul 21, 2022

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 109425 (MO) Secondary
207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 036-082132 (IL) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
110144176 Other MO RAILROAD MEDICARE
208721902 Medicaid MO -
036082132 Medicaid IL -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Zafar Quader?
The National Provider Identifier (NPI) for Zafar Quader is 1124013636, a Type 1 (individual) record in the CMS NPPES registry.
Where does Zafar Quader practice?
The practice location on file with NPPES is in Springfield, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.