Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Michael K Mclean, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Evansville, IN · enumerated 2006 · practices at St Mary'S Medical Group, LLC.

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

National Provider Identifier

1831276468

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Registry record

Entity type Individual (Type 1)

Name Dr. Michael K Mclean

Credential MD

Sex Male

Practice address 901 Saint Marys Dr Ste 300, Evansville, IN, 47714

Phone (812) 473-2642

Enumeration date Nov 1, 2006

Last updated in NPPES Jan 27, 2023

Taxonomy & licenses

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians · License A96165 (CA) Secondary

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians · License 036-128970 (IL) Secondary

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians · License 66594 (TN) Secondary

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians · License 01070187A (IN) 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
A96165	Other	CA	MEDICAL 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Michael Mclean?

The National Provider Identifier (NPI) for Michael Mclean is 1831276468, a Type 1 (individual) record in the CMS NPPES registry.

Where does Michael Mclean practice?

The practice location on file with NPPES is in Evansville, IN. 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 2023-01-27.