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

Heidi A Llewellyn

Individual provider Behavior Analyst · NPI 1801146527

Heidi A Llewellyn is a Behavior Analyst in Lancaster, Ohio. Licensed in Ohio. Registered with an NPI since 2012.

Licensed in
OH
In the registry since
2012

Practice location Address checks out

131 W Main St
Lancaster, OH 43130-3719
Phone: (740) 277-6379
Fax: (740) 277-6389
Show map & directions

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

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X · Licence E0500488 (OH)

Record details

NPI number1801146527
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 11, 2012
Last updated in NPPESApril 11, 2017
Mailing address11 Graham Dr, Athens, OH 45701-1430

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