Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Tiarnan Keenan

Individual provider Retina Specialist (Ophthalmology) Physician · NPI 1801618186

Tiarnan Keenan is a Retina Specialist (Ophthalmology) Physician in Bethesda, Maryland. Licensed in Maine. Registered with an NPI since 2024.

Licensed in
ME
In the registry since
2024

Practice location Address checks out

9000 Rockville Pike
Bethesda, MD 20892
Phone: (301) 451-6330
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Retina Specialist (Ophthalmology) Physician (primary) Taxonomy 207WX0107X · Licence MD22678 (ME)

Record details

NPI number1801618186
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 29, 2024
Last updated in NPPESOctober 29, 2024
Certification dateOctober 22, 2024

Other providers in Bethesda