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

Dr. Romney Ryan, PHD

Individual provider Clinical Child & Adolescent Psychologist · NPI 1558407460

Dr. Romney Ryan, PHD is a Clinical Child & Adolescent Psychologist in Santa Rosa, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

401 Bicentennial Way
Santa Rosa, CA 95403-2149
Phone: (707) 571-3754
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Child & Adolescent Psychologist (primary) Taxonomy 103TC2200X · Licence PSY 18517 (CA)

Record details

NPI number1558407460
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedJanuary 29, 2007
Last updated in NPPESJuly 8, 2007

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