Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Usman Ahmed Khan, MD
Nephrology Physician in Ottawa, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1437227543
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Registry record
Entity type Individual (Type 1)
Name Usman Ahmed Khan
Credential MD
Sex Male
Practice address 1050 E Norris Dr Ste 2b, Ottawa, IL, 61350
Phone (309) 676-8123
Fax (309) 676-8455
Enumeration date Nov 30, 2006
Last updated in NPPES Jun 26, 2026
Taxonomy & licenses
207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License 036-141224 (IL) Primary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036141224 (IL) Secondary
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 |
|---|---|---|---|
| 036141224 | 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.
Frequently asked questions
Where does Usman Khan practice?
The practice location on file with NPPES is in Ottawa, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Usman Khan?
The National Provider Identifier (NPI) for Usman Khan is 1437227543, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-26.