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

Richard L. Duvall, Ph D, LLC

Organization Clinical Psychologist · NPI 1447389762

Richard L. Duvall, Ph D, LLC is a Clinical Psychologist in Glastonbury, Connecticut. Licensed in Connecticut. Registered with an NPI since 2007.

Licensed in
CT
In the registry since
2007
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

155 Sycamore St Ste C
Glastonbury, CT 06033-4548
Phone: (860) 633-9491
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 1147 (CT)

Record details

NPI number1447389762
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Richard Duvall — Owner · (860) 633-9491
NPI enumeratedMarch 4, 2007
Last updated in NPPESFebruary 27, 2026
Certification dateFebruary 27, 2026
Mailing address155 Sycamore St Ste C, Glastonbury, CT 06033-4548

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