Provider Profile
Tammy Liu Na, O.D. is an optometrist based in Irvine, CA. Tammy is a 2019 graduate of Southern California College of Optometry.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
15333 CULVER DR STE 690
Irvine, CA 92604
Tammy Liu Na is an optometrist in Irvine, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Tammy Liu Na is listed at 15333 Culver Dr Ste 690, Irvine, CA 92604. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (949) 552-4271. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Tammy Liu Na's National Provider Identifier is 1346801933. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Tammy Liu Na attended Southern California College of Optometry, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
Tammy Liu Na has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Tammy Liu Na. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.