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

Sierra Greer, MS, ATC

Individual provider Athletic Trainer · NPI 1679366561

Sierra Greer, MS, ATC is an Athletic Trainer in Rancho Cucamonga, California. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
MS — Master of Science
A graduate science degree.
ATC — Certified Athletic Trainer
Prevents and treats sport and activity injuries.

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Practice location Address checks out

7265 Hellman Ave
Rancho Cucamonga, CA 91701-5738
Phone: (951) 323-3678
Show map & directions

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

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X

Record details

NPI number1679366561
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , ATC
Sole proprietorNo
NPI enumeratedMay 23, 2025
Last updated in NPPESMay 23, 2025
Certification dateMay 23, 2025

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