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

Helen Seda Thomasian

Individual provider Dentist · NPI 1063635290

Helen Seda Thomasian is a Dentist in Gaithersburg, Maryland. Licensed in Maryland. Registered with an NPI since 2007.

Licensed in
MD
In the registry since
2007

Practice location Address checks out

237 Kentlands Blvd
Gaithersburg, MD 20878-5446
Phone: (301) 987-5200
Fax: (301) 987-5511
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 12074 (MD)

Record details

NPI number1063635290
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedApril 10, 2007
Last updated in NPPESJuly 8, 2007
Mailing address237 Kentlands Blvd, Gaithersburg, MD 20878-5446

Other providers in Gaithersburg