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Dr. Stephen Treacy, M.D.

Orthopaedic Surgery Physician in Morris, IL · enumerated 2006.

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

National Provider Identifier

1215946744

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Registry record

Entity type Individual (Type 1)
Name Dr. Stephen Treacy
Credential M.D.
Sex Male
Practice address 1051 W Us Route 6 Ste 100, Morris, IL, 60450
Phone (815) 942-4875
Fax (815) 942-5046
Enumeration date Aug 5, 2006
Last updated in NPPES Jan 20, 2022

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 036093854 (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
036.093854 Other IL IL LICENSE

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.

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Frequently asked questions

What is the NPI number for Stephen Treacy?
The National Provider Identifier (NPI) for Stephen Treacy is 1215946744, a Type 1 (individual) record in the CMS NPPES registry.
Where does Stephen Treacy practice?
The practice location on file with NPPES is in Morris, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-01-20.