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Edit this profileAt a glance
- 465 Congress St, Ste 700, Portland, ME 04101
About Dr. O'brien
John M. O'Brien, PhD is a clinical psychologist practicing in Portland, ME. John is also listed as specializing in psychologist — clinical. This provider record is associated with NPI 1720083504.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (207) 773-2828
- Email not available
Practice Locations
465 CONGRESS ST STE 700
Portland, ME 04101
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Other clinical psychologists in Portland 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 7 related providers in 1 group
Class of 1996 at Other 7
Providers who graduated from the same medical school in the same year.
Common questions
What is John M. O'Brien's specialty?
John M. O'Brien is a clinical psychologist in Portland, ME. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find John M. O'Brien?
John M. O'Brien is listed at 465 Congress St Ste 700, Portland, ME 04101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John M. O'Brien?
The number on file is (207) 773-2828. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John M. O'Brien's NPI number?
John M. O'Brien's National Provider Identifier is 1720083504. 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
What is John M. O'Brien's education?
John M. O'Brien attended Other, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has John M. O'Brien been practicing?
John M. O'Brien has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
Has John M. O'Brien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John M. O'Brien. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.