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

William Riley Ernst

Individual provider Mental Health Counselor · NPI 1407746761

William Riley Ernst is a Mental Health Counselor in Pottstown, Pennsylvania. Registered with an NPI since 2025.

In the registry since
2025

Practice location Address checks out

11 Robinson St
Pottstown, PA 19464-6421
Phone: (484) 941-0500
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 number1407746761
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 8, 2025
Last updated in NPPESJuly 8, 2025
Certification dateJuly 8, 2025
Mailing address11 Robinson St, Pottstown, PA 19464-6421

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