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

Mrs. Mary Elizabeth Hollis, RBT

Individual provider Behavior Analyst · NPI 1679929418

Mrs. Mary Elizabeth Hollis, RBT is a Behavior Analyst in Rancho Santa Margarita, California. Practices as a sole proprietor. Registered with an NPI since 2016.

In the registry since
2016
What do these letters mean?
RBT — Registered Behavior Technician
Delivers behaviour therapy under a behaviour analyst's supervision.

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Practice location Address checks out

30252 Tomas Ste 100
Rancho Santa Margarita, CA 92688-2181
Phone: (949) 459-1658
Show map & directions

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

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1679929418
Entity typeIndividual (Type 1)
GenderFemale
Credentials RBT
Sole proprietorYes
NPI enumeratedMay 11, 2016
Last updated in NPPESMay 11, 2016

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