Provider Profile
Callen Groff
Unclaimed ProfileAbout Callen Groff
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (509) 973-5788
- Email not available
Practice Locations
222 W BIRCH ST
Walla Walla, WA 99362
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.
Common questions
What kind of doctor is Callen Groff?
Callen Groff is an addiction & substance abuse counselor in Walla Walla, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Callen Groff's address?
Callen Groff is listed at 222 W Birch St, Walla Walla, WA 99362. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Callen Groff?
The number on file is (509) 973-5788. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Callen Groff?
Callen Groff's National Provider Identifier is 1992518351. 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 Callen Groff have?
Callen Groff has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Callen Groff's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Callen Groff. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.