Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Mary K Knight Macheca, ANP

Adult Health Nurse Practitioner in Saint Peters, MO · enumerated 2006.

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

National Provider Identifier

1134145378

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Registry record

Entity type Individual (Type 1)

Name Ms. Mary K Knight Macheca

Credential ANP

Sex Female

Practice address 201 Bjc Saint Peters Dr Ste 100, Saint Peters, MO, 63376

Phone (636) 916-7235

Enumeration date Jul 14, 2006

Last updated in NPPES Sep 26, 2025

Taxonomy & licenses

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 087897 (MO) Primary

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 Mary Knight Macheca?

The National Provider Identifier (NPI) for Mary Knight Macheca is 1134145378, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Knight Macheca practice?

The practice location on file with NPPES is in Saint Peters, MO. 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 2025-09-26.