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Edit this profileAt a glance
- 2615 Pacific Coast Hwy, #215, Hermosa Beach, CA 90254
About Dr. Koo
Based in Hermosa Beach, CA, Martha B. Koo, M.D. is listed in the NPI registry under psychiatry. Martha is also listed as specializing in mental health counselor. NPI 1497899728 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (310) 318-2566
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2615 PACIFIC COAST HWY #215
Hermosa Beach, CA 90254
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other psychiatrists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 5 related providers in 1 group
Common questions
What does Martha B. Koo specialize in?
Martha B. Koo is a psychiatrist in Hermosa Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where is Martha B. Koo located?
Martha B. Koo is listed at 2615 Pacific Coast Hwy #215, Hermosa Beach, CA 90254. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Martha B. Koo's phone number?
The number on file is (310) 318-2566. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Martha B. Koo's NPI number?
Martha B. Koo's National Provider Identifier is 1497899728. 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
How long has Martha B. Koo been practicing?
Martha B. Koo has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Martha B. Koo confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Martha B. Koo. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.