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

Allison Gabriela Sierra

Individual provider Mental Health Counselor · NPI 1326851353

Allison Gabriela Sierra is a Mental Health Counselor in Germantown, Maryland. Registered with an NPI since 2025.

In the registry since
2025

Practice location Address checks out

20410 Observation Dr Ste 212
Germantown, MD 20876-4068
Phone: (204) 102-1220
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1326851353
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJanuary 31, 2025
Last updated in NPPESJanuary 31, 2025
Certification dateJanuary 31, 2025

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