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

Mrs. Sierra Richelle Diehl, PA-C

Individual provider Physician Assistant · NPI 1144983115

Mrs. Sierra Richelle Diehl, PA-C is a Physician Assistant in Altoona, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2021.

Licensed in
PA
In the registry since
2021
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Practice location Address checks out

615 6th Ave
Altoona, PA 16602-2621
Phone: (814) 944-7383
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence MA062560 (PA)

Record details

NPI number1144983115
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedOctober 18, 2021
Last updated in NPPESJuly 21, 2025
Certification dateJuly 21, 2025

Other providers in Altoona