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Edit this profileAt a glance
- 675 Sereno Dr., Vallejo, CA 94589
About Dr. Maas
Gary D. Maas, O.D. is an optometrist practicing in Vallejo, CA. This provider record is associated with NPI 1003960048.
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
- (707) 651-2990
- Email not available
Practice Locations
675 SERENO DR.
Vallejo, CA 94589
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Common questions
What does Gary D. Maas specialize in?
Gary D. Maas is an optometrist in Vallejo, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Gary D. Maas located?
Gary D. Maas is listed at 675 Sereno Dr., Vallejo, CA 94589. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Gary D. Maas's phone number?
The number on file is (707) 651-2990. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Gary D. Maas's NPI number?
Gary D. Maas's National Provider Identifier is 1003960048. 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 Gary D. Maas been practicing?
Gary D. 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 Gary D. Maas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gary D. Maas. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.