Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Caryn Ha, O.D.
Optometrist in San Ramon, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1215059225
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Registry record
Entity type Individual (Type 1)
Name Dr. Caryn Ha
Credential O.D.
Sex Female
Practice address 175 Market Pl, San Ramon, CA, 94583
Phone (925) 475-0202
Fax (925) 275-0447
Enumeration date Apr 3, 2007
Last updated in NPPES Jun 4, 2019
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 |
|---|---|---|---|
| 03044584 | Medicaid | NY | - |
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 Caryn Ha practice?
The practice location on file with NPPES is in San Ramon, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Caryn Ha?
The National Provider Identifier (NPI) for Caryn Ha is 1215059225, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Oscar Smith Optometrist · San Ramon, CA NPI 1376534065 Ivy Sun Optometrist · San Ramon, CA NPI 1154312916 Andrew Yang Optometrist · San Ramon, CA NPI 1467432559 Victoria Chiu Optometrist · San Ramon, CA NPI 1477832574 Emily Lin Optometrist · San Ramon, CA NPI 1275969271 Breshna Habibi Optometrist · San Ramon, CA NPI 1538984083
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-06-04.