Provider Profile
Tiarnan Keenan
Unclaimed ProfileAbout Tiarnan Keenan
Listed in the NPI registry as an ophthalmology — retina specialist, Tiarnan Keenan practices in Bethesda, MD. NPI 1801618186 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
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.
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
- (301) 451-6330
- Email not available
Practice Locations
9000 ROCKVILLE PIKE
Bethesda, MD 20892
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 Tiarnan Keenan specialize in?
Tiarnan Keenan is an eye doctor in Bethesda, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology — Retina Specialist”.
NPI registry
Where is Tiarnan Keenan located?
Tiarnan Keenan is listed at 9000 Rockville Pike, Bethesda, MD 20892. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Tiarnan Keenan's phone number?
The number on file is (301) 451-6330. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Tiarnan Keenan's NPI number?
Tiarnan Keenan's National Provider Identifier is 1801618186. 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 Tiarnan Keenan been practicing?
Tiarnan Keenan has 2+ years experience. Registered with an NPI since 2024. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Tiarnan Keenan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Tiarnan Keenan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.