Provider Profile
Diane O. Williams
Unclaimed ProfileAbout Diane Williams
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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
- (510) 694-9422
- Email not available
Practice Locations
15977 MARCELLA ST
Ashland, CA 94578
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 Diane O. Williams specialize in?
Diane O. Williams is an addiction & substance abuse counselor in Ashland, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Diane O. Williams located?
Diane O. Williams is listed at 15977 Marcella St, Ashland, CA 94578. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Diane O. Williams's phone number?
The number on file is (510) 694-9422. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Diane O. Williams's NPI number?
Diane O. Williams's National Provider Identifier is 1700728318. 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
Has Diane O. Williams confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Diane O. Williams. 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.