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

Maria Sierra

Individual provider Dentist · NPI 1124993852

Maria Sierra is a Dentist in Great Barrington, Massachusetts. Qualified in 1999, 27 years ago. Practices as a sole proprietor. Licensed in Massachusetts.

Years since qualifying
27
Licensed in
MA
In the registry since
2025

Practice location Address checks out

444 Stockbridge Rd
Great Barrington, MA 01230-1295
Phone: (413) 528-5565
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence DL101226 (MA)

Record details

NPI number1124993852
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 10, 2025
Last updated in NPPESOctober 10, 2025
Certification dateOctober 10, 2025
Mailing address444 Stockbridge Rd, Great Barrington, MA 01230-1295

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDENTIST
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

Other providers in Great Barrington