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

Dr. Harriet Hays Armstrong, DMD

Individual provider Dentist · NPI 1922144963

Dr. Harriet Hays Armstrong, DMD is a Dentist in Silsbee, Texas. Licensed in Louisiana and Texas. Registered with an NPI since 2007.

Licensed in
LA, TX
In the registry since
2007
Specialties on file
3
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

180 Welborn St
Silsbee, TX 77656-5037
Phone: (409) 385-5200
Fax: (409) 385-2224
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 17721 (TX)
Dentist Taxonomy 122300000X · Licence 17721 (TX)
Dentist Taxonomy 122300000X · Licence 4390 (LA)

Record details

NPI number1922144963
Entity typeIndividual (Type 1)
GenderFemale
Credentials DMD
Sole proprietorNo
NPI enumeratedJanuary 29, 2007
Last updated in NPPESJuly 21, 2022

Other providers in Silsbee