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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mr. Matthew Michael Gregg, ATC

General Acute Care Hospital in Nashville, TN · enumerated 2014.

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

National Provider Identifier

1235542606

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Registry record

Entity type Individual (Type 1)
Name Mr. Matthew Michael Gregg
Credential ATC
Sex Male
Practice address Nashville, TN, 37228
Phone (615) 565-4000
Enumeration date Jun 3, 2014
Last updated in NPPES Jun 3, 2014

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

282N00000X General Acute Care Hospital Hospitals 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 Matthew Gregg?
The National Provider Identifier (NPI) for Matthew Gregg is 1235542606, a Type 1 (individual) record in the CMS NPPES registry.
Where does Matthew Gregg practice?
The practice location on file with NPPES is in Nashville, TN. 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 2014-06-03.