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Edit this profileAt a glance
- 1223 Roslyn Ln, La Jolla, CA 92037
About Dr. Hassler
John M. Hassler, M.D. is a healthcare provider in La Jolla, CA specializing in psychiatry. This provider record is associated with NPI 1306928700.
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
- (858) 454-9341
- Email not available
Practice Locations
1223 ROSLYN LN
La Jolla, CA 92037
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 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is John M. Hassler's specialty?
John M. Hassler is a psychiatrist in La Jolla, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where can I find John M. Hassler?
John M. Hassler is listed at 1223 Roslyn Ln, La Jolla, CA 92037. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John M. Hassler?
The number on file is (858) 454-9341. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John M. Hassler's NPI number?
John M. Hassler's National Provider Identifier is 1306928700. 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 John M. Hassler been practicing?
John M. Hassler has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has John M. Hassler confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John M. Hassler. If this is you, claiming it is free.
Guide.md
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