Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Melissa Maye Ollar
Peer Specialist in Heavener, OK · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336814078
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Registry record
Entity type Individual (Type 1)
Name Mrs. Melissa Maye Ollar
Sex Female
Practice address 105 West 4th St, Heavener, OK, 74937
Phone (918) 658-0884
Enumeration date Aug 13, 2021
Last updated in NPPES Aug 13, 2021
Taxonomy & licenses
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 Melissa Ollar?
The National Provider Identifier (NPI) for Melissa Ollar is 1336814078, a Type 1 (individual) record in the CMS NPPES registry.
Where does Melissa Ollar practice?
The practice location on file with NPPES is in Heavener, OK. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-08-13.