Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Marian Orthopedic & Rehabilitation Centers Sc

Orthopaedic Surgery Physician in Chicago, IL · enumerated 2005 · authorized official John O'Keefe, President.

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

National Provider Identifier

1245230747

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Registry record

Entity type Organization (Type 2)

Legal business name Marian Orthopedic & Rehabilitation Centers Sc

Practice address 4849 W Fullerton Ave, Chicago, IL, 60639

Phone (312) 326-6100

Fax (773) 725-0097

Enumeration date Jul 26, 2005

Last updated in NPPES Oct 6, 2015

Taxonomy & classification

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 036061666 (IL) Primary

Authorized official

Name John O'Keefe

Title President

Phone (312) 326-6100

Other identifiers

Identifier	Type	State	Issuer
036061666	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

Who is the authorized official for Marian Orthopedic & Rehabilitation Centers Sc?

NPPES lists John O'Keefe (President) as the authorized official for this organization.

What is the NPI number for Marian Orthopedic & Rehabilitation Centers Sc?

The NPI for Marian Orthopedic & Rehabilitation Centers Sc is 1245230747, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-10-06.