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Edit this profileAt a glance
- 2167 Montgomery St, Oroville, CA 95965
About Gregory Sullivan
Gregory Sullivan is an addiction & substance abuse counselor based in Oroville, CA. The provider's National Provider Identifier (NPI) is 1699331918.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Contact Information
- (530) 854-4119
- Email not available
Practice Locations
2167 MONTGOMERY ST
Oroville, CA 95965
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 8
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 Gregory Sullivan?
Gregory Sullivan is an addiction & substance abuse counselor in Oroville, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Gregory Sullivan's address?
Gregory Sullivan is listed at 2167 Montgomery St, Oroville, CA 95965. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Gregory Sullivan?
The number on file is (530) 854-4119. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Gregory Sullivan's NPI number?
Gregory Sullivan's National Provider Identifier is 1699331918. 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 Gregory Sullivan been practicing?
Gregory Sullivan has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Gregory Sullivan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory Sullivan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.