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

Organization Behavior Analyst · NPI 1437431624

Fundamental Behavior Services, LLC is a Behavior Analyst in Gaithersburg, Maryland. Licensed in Connecticut. Registered with an NPI since 2011.

Licensed in
CT
In the registry since
2011
Specialties on file
5
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

554 N Frederick Ave # 345
Gaithersburg, MD 20877-2504
Phone: (240) 361-7178
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

In Home Supportive Care Agency (primary) Taxonomy 253Z00000X
Behavior Analyst Taxonomy 103K00000X · Licence 1-11-8537 (CT)
Developmentally Disabled Services Day Training Agency Taxonomy 251C00000X
Community/Behavioral Health Agency Taxonomy 251S00000X
Early Intervention Provider Agency Taxonomy 252Y00000X

Record details

NPI number1437431624
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Colleen Williams — Executive Director · (240) 361-7178
NPI enumeratedSeptember 13, 2011
Last updated in NPPESFebruary 28, 2012
Mailing address554 N Frederick Ave # 345, Gaithersburg, MD 20877-2504

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