Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Christyn Mai, O.D.
Optometrist in Garden Grove, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1518043645
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Registry record
Entity type Individual (Type 1)
Name Dr. Christyn Mai
Credential O.D.
Sex Female
Practice address 12082 Brookhurst St, Garden Grove, CA, 92840
Phone (714) 636-9200
Fax (714) 636-9424
Enumeration date Oct 31, 2006
Last updated in NPPES Jul 2, 2021
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| SD0126400 | Medicaid | CA | - |
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
Where does Christyn Mai practice?
The practice location on file with NPPES is in Garden Grove, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Christyn Mai?
The National Provider Identifier (NPI) for Christyn Mai is 1518043645, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-07-02.