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Edit this profileAt a glance
- 820 Las Gallinas Ave, San Rafael, CA 94903
About Dr. Maas
John M. Maas, EDD is a psychologist practicing in San Rafael, CA. This provider record is associated with NPI 1730239906.
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
- (415) 444-3037
- Email not available
Practice Locations
820 LAS GALLINAS AVE
San Rafael, CA 94903
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 5
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 — 7 related providers in 1 group
Common questions
What does John M. Maas specialize in?
John M. Maas is a psychologist in San Rafael, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is John M. Maas located?
John M. Maas is listed at 820 Las Gallinas Ave, San Rafael, CA 94903. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John M. Maas's phone number?
The number on file is (415) 444-3037. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John M. Maas's NPI number?
John M. Maas's National Provider Identifier is 1730239906. 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. Maas been practicing?
John M. Maas 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 John M. Maas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John M. Maas. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.