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

Dr. John Richard Quinlan, PSYD

Individual provider Psychologist · NPI 1821363896

Dr. John Richard Quinlan, PSYD is a Psychologist in Rancho Cucamonga, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

8301 Elm Ave Ste 513
Rancho Cucamonga, CA 91730-3899
Phone: (714) 905-9595
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Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY23794 (CA)
Clinical Psychologist Taxonomy 103TC0700X · Licence 23794 (CA)

Record details

NPI number1821363896
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorNo
NPI enumeratedMarch 9, 2012
Last updated in NPPESFebruary 17, 2015
Mailing address5317 Cochin Ave, Arcadia, CA 91006-5912

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