Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mehreen Belal Khann, M.D.

Internal Medicine Physician in Weldon Spring, MO · enumerated 2005.

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

National Provider Identifier

1942292420

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Registry record

Entity type Individual (Type 1)

Name Mehreen Belal Khann

Credential M.D.

Sex Female

Practice address 4801 Weldon Spring Pkwy, Weldon Spring, MO, 63304

Phone (636) 333-4500

Fax (636) 386-5386

Enumeration date Aug 19, 2005

Last updated in NPPES Dec 12, 2024

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 2004011001 (MO) Primary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 2004011001 (MO) 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
1942292420	Medicaid	MO	-
1942294240	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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Mehreen Khann?

The National Provider Identifier (NPI) for Mehreen Khann is 1942292420, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mehreen Khann practice?

The practice location on file with NPPES is in Weldon Spring, MO. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-12-12.