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Edit this profileAt a glance
- 101 Nicolls Rd, Stony Brook, NY 11794
About Dr. Sullivan
John A. Sullivan, M.D. practices internal medicine in Stony Brook, NY. The provider's National Provider Identifier (NPI) is 1679984918.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Contact Information
- (631) 444-4000
- Email not available
Practice Locations
101 NICOLLS RD
Stony Brook, NY 11794
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 John A. Sullivan?
John A. Sullivan is an internist in Stony Brook, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is John A. Sullivan's address?
John A. Sullivan is listed at 101 Nicolls Rd, Stony Brook, NY 11794. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John A. Sullivan?
The number on file is (631) 444-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John A. Sullivan's NPI number?
John A. Sullivan's National Provider Identifier is 1679984918. 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 John A. Sullivan been practicing?
John A. Sullivan has 12+ years experience. Registered with an NPI since 2014. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has John A. Sullivan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John A. Sullivan. If this is you, claiming it is free.
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