Provider Profile
Theresa O'Neill, LCSW
Unclaimed ProfileAbout Theresa O'neill
Theresa O'Neill, LCSW is an addiction & substance abuse counselor based in Hicksville, NY. The provider's National Provider Identifier (NPI) is 1467625947.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (516) 822-4060
- Email not available
Practice Locations
950 S OYSTER BAY RD
Hicksville, NY 11801
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 is Theresa O'Neill's specialty?
Theresa O'Neill is an addiction & substance abuse counselor in Hicksville, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Theresa O'Neill?
Theresa O'Neill is listed at 950 S Oyster Bay Rd, Hicksville, NY 11801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Theresa O'Neill?
The number on file is (516) 822-4060. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Theresa O'Neill?
Theresa O'Neill's National Provider Identifier is 1467625947. 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 Theresa O'Neill have?
Theresa O'Neill has 18+ years experience. Registered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Theresa O'Neill's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Theresa O'Neill. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.