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

Matthew M Barrett, MD

Individual provider Psychiatry Physician · NPI 1063626273

Matthew M Barrett, MD is a Psychiatry in Pahoa, Hawaii. Qualified in 2006, 20 years ago. Practices with Happy Happy Happy LLC, a 4-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Alaska, Hawaii, Nebraska and Virginia.

Years since qualifying
20
Licensed in
AK, HI, NE, VA
In the registry since
2007
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

15-2218 Kaniau Pl
Pahoa, HI 96778
Phone: (907) 712-7772
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence MD-17123 (HI)
Psychiatry Physician Taxonomy 2084P0800X · Licence 27110 (NE)
Psychiatry Physician Taxonomy 2084P0800X · Licence 7435 (AK)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence 0116018607 (VA)
Psychiatry Physician Taxonomy 2084P0800X · Licence 0101244237 (VA)

Record details

NPI number1063626273
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 9, 2007
Last updated in NPPESSeptember 30, 2013
Mailing addressPo Box 511, Pahoa, HI 96778-0511

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Happy Happy Happy Llc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Pahoa