Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Gary Roy Mennie, M.D.
Specialist in Port Arthur, TX · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1235131210
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. Gary Roy Mennie
Credential M.D.
Sex Male
Practice address 2770 Aero Dr, Suite 1, Port Arthur, TX, 77640
Phone (409) 727-4642
Fax (409) 721-9774
Enumeration date Aug 10, 2005
Last updated in NPPES May 22, 2008
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
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.
Frequently asked questions
What is the NPI number for Gary Mennie?
The National Provider Identifier (NPI) for Gary Mennie is 1235131210, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gary Mennie practice?
The practice location on file with NPPES is in Port Arthur, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-05-22.