Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Johnnie J Smith

Perfusionist in Hattiesburg, MS · enumerated 2007.

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

National Provider Identifier

1154442150

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Registry record

Entity type Individual (Type 1)

Name Johnnie J Smith

Sex Male

Practice address 415 S 28th Ave, Hattiesburg, MS, 39401

Phone (601) 268-5800

Fax (601) 261-3530

Enumeration date Apr 3, 2007

Last updated in NPPES Aug 23, 2016

Taxonomy & licenses

242T00000X Perfusionist Technologists, Technicians & Other Technical Service Providers 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 Johnnie Smith?

The National Provider Identifier (NPI) for Johnnie Smith is 1154442150, a Type 1 (individual) record in the CMS NPPES registry.

Where does Johnnie Smith practice?

The practice location on file with NPPES is in Hattiesburg, MS. 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 2016-08-23.