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Edit this profileWhere to find Kaitlin M. O'Brien, PhD
- Costa Mesa location main office
940 S Coast Dr Ste 225, Costa Mesa, CA 92626 - Pasadena location
625 S Fair Oaks Ave Ste 325, Pasadena, CA 91105
About Dr. O'brien
Kaitlin M. O'Brien, PhD is a psychologist — clinical practicing in Costa Mesa, CA. This provider record is associated with NPI 1194468439.
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
- (949) 743-1457
- Email not available
Practice Locations
940 S COAST DR STE 225
Costa Mesa, CA 92626
625 S Fair Oaks Ave Ste 325
Pasadena, CA 91105
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 psychologists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 7 related providers in 1 group
Common questions
What does Kaitlin M. O'Brien specialize in?
Kaitlin M. O'Brien is a psychologist in Costa Mesa, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
Where is Kaitlin M. O'Brien located?
Kaitlin M. O'Brien is listed at 940 S Coast Dr Ste 225, Costa Mesa, CA 92626. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Kaitlin M. O'Brien's phone number?
The number on file is (949) 743-1457. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Kaitlin M. O'Brien?
Kaitlin M. O'Brien's National Provider Identifier is 1194468439. 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 much experience does Kaitlin M. O'Brien have?
Kaitlin M. O'Brien has 4+ years experience. Registered with an NPI since 2022. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Kaitlin M. O'Brien's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Kaitlin M. O'Brien. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.