Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Lawrence D. Lieber, M.D.

Orthopaedic Surgery Physician in Downers Grove, IL · enumerated 2005.

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

National Provider Identifier

1316933120

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Registry record

Entity type Individual (Type 1)

Name Lawrence D. Lieber

Credential M.D.

Sex Male

Practice address 4115 Fairview Ave, Downers Grove, IL, 60515

Phone (630) 968-1881

Fax (630) 968-3762

Enumeration date Sep 27, 2005

Last updated in NPPES Mar 4, 2008

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 036076570 (IL) Primary

207XS0114X Adult Reconstructive Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 036076570 (IL) Secondary

207XX0005X Sports Medicine (Orthopaedic Surgery) Physician Allopathic & Osteopathic Physicians · License 036076570 (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
200013541	Other	IL	RAILROAD MEDICARE
036076570	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 Lawrence Lieber?

The National Provider Identifier (NPI) for Lawrence Lieber is 1316933120, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lawrence Lieber practice?

The practice location on file with NPPES is in Downers Grove, 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 2008-03-04.