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Edit this profileAt a glance
- 1425 S Main St, Walnut Creek, CA 94596
About Timothy Matthiessen
Timothy B. Matthiessen, RD is a registered dietitian / nutritionist based in Walnut Creek, CA. The provider's National Provider Identifier (NPI) is 1972276475.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Contact Information
- (925) 295-4422
- Email not available
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Practice Locations
1425 S MAIN ST
Walnut Creek, CA 94596
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 registered dietitian / nutritionists at this location 1
Same specialty, same street address — most likely the same department or group.
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.
Common questions
What kind of doctor is Timothy B. Matthiessen?
Timothy B. Matthiessen is a registered dietitian / nutritionist in Walnut Creek, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Timothy B. Matthiessen's address?
Timothy B. Matthiessen is listed at 1425 S Main St, Walnut Creek, CA 94596. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Timothy B. Matthiessen?
The number on file is (925) 295-4422. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Timothy B. Matthiessen?
Timothy B. Matthiessen's National Provider Identifier is 1972276475. 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 Timothy B. Matthiessen have?
Timothy B. Matthiessen has 5+ years experience. Registered with an NPI since 2021. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Timothy B. Matthiessen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Timothy B. Matthiessen. If this is you, claiming it is free.
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