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

Stephen Calvin, PHD

Individual provider Psychologist · NPI 1215076021

Stephen Calvin, PHD is a Clinical Psychologist in Honoulu, Hawaii. Qualified in 1998, 28 years ago. Practices with Happy Happy Happy LLC, a 4-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Hawaii.

Years since qualifying
28
Licensed in
HI
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 may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

475 22nd Ave
Honoulu, HI 97816
Phone: (808) 735-8355

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY-1337 (HI)

Record details

NPI number1215076021
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 6, 2007
Last updated in NPPESAugust 16, 2019
Mailing address475 22nd Ave, Honolulu, HI 96816-4400

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Happy Happy Happy Llc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services