Provider Profile
William J. Farnsworth
Unclaimed ProfileAbout William Farnsworth
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Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Contact Information
- (360) 423-0203
- Email not available
Practice Locations
720 14TH AVE
Longview, WA 98632
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 addiction & substance abuse counselors 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 does William J. Farnsworth specialize in?
William J. Farnsworth is an addiction & substance abuse counselor in Longview, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is William J. Farnsworth located?
William J. Farnsworth is listed at 720 14Th Ave, Longview, WA 98632. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is William J. Farnsworth's phone number?
The number on file is (360) 423-0203. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is William J. Farnsworth's NPI number?
William J. Farnsworth's National Provider Identifier is 1174203160. 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 William J. Farnsworth been practicing?
William J. Farnsworth has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has William J. Farnsworth confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by William J. Farnsworth. 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.