Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mary Catherine Key, CST,CSFA

Q: What is the NPI number for Mary Key?

The National Provider Identifier (NPI) for Mary Key is 1720322498, a Type 1 (individual) record in the CMS NPPES registry.

Surgical Assistant in Olive Branch, MS · enumerated 2012.

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

National Provider Identifier

1720322498

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Registry record

Entity type Individual (Type 1)

Name Mary Catherine Key

Credential CST,CSFA

Sex Female

Practice address 5847 Weston Cv, Olive Branch, MS, 38654

Phone (901) 489-8038

Enumeration date Nov 19, 2012

Last updated in NPPES Nov 19, 2012

Taxonomy & licenses

246ZC0007X Surgical Assistant Technologists, Technicians & Other Technical Service Providers · License 137693 (MS) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Mary Key?

The National Provider Identifier (NPI) for Mary Key is 1720322498, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Key practice?

The practice location on file with NPPES is in Olive Branch, MS. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-11-19.