Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Alexandra Popescu, M.D.

Rheumatology Physician in Oak Lawn, IL · enumerated 2005.

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

National Provider Identifier

1396720744

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Registry record

Entity type Individual (Type 1)

Name Ms. Alexandra Popescu

Credential M.D.

Sex Female

Practice address 6311 W 95th St, Oak Lawn, IL, 60453

Phone (708) 581-7380

Fax (708) 581-7385

Enumeration date Dec 8, 2005

Last updated in NPPES May 27, 2022

Taxonomy & licenses

207RR0500X Rheumatology Physician Allopathic & Osteopathic Physicians · License 036102438 (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
036102438	Medicaid	IL	-
1634230	Other	IL	BCBS OF IL
01621679	Other	IL	BCBS OF 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 Alexandra Popescu?

The National Provider Identifier (NPI) for Alexandra Popescu is 1396720744, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexandra Popescu practice?

The practice location on file with NPPES is in Oak Lawn, IL. 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 2022-05-27.