1. Home
  2. Directory
  3. Hawaii
  4. Honolulu
  5. Psychologist
  6. NPI Profile

DR. MARISSA SIA PSYD, MA
NPI 1770273617
Psychologist - Clinical in Honolulu, HI

Active since May 12, 2023
459 PATTERSON RD, HONOLULU, HI 96819(808) 433-0600 Get Directions Write a Review

NPPES record last updated: December 13, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 13, 2024, May 1, 2024, May 12, 2023 (3 updates tracked since 2023).

About Dr. Marissa Sia Psyd, Ma NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARISSA SIA PSYD, MA (NPI 1770273617) is an individual clinical provider in Honolulu, Hawaii, licensed in Hawaii (PSY-2221) and active in the NPI registry since May 2023.

NPPES Registry Identity

NPI1770273617
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. MARISSA SIACredential: PSYD, MA
Location Address459 PATTERSON RDHonolulu, HI 96819-1522
Mailing Address459 Patterson RdHonolulu, HI 96819-1522 · (808) 433-0600
Phone(808) 433-0600
Sole ProprietorYes
Enumeration DateMay 12, 2023
Last NPPES UpdateDecember 13, 20243 updates tracked since enumeration
NPPES CertifiedDecember 13, 2024
✔ NPI 1770273617 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses✔ Licensed in HI · PSY-2221✔ Licensed in CO · PSY.0006363
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
459 PATTERSON RD, Honolulu, HI 96819
Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. DEAN S KUMASAKA
Pharmacist
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0766
DR. TREVOR N COYLE
Psychologist (Clinical)
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0600
MRS. DENISE WILLIAMS YOUNG RN
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0600
KAY AYANO YOSHIDA SUZUKI RN
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-3153
JENNY RUMBAOA ANDRES RN
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 258-9146
MYRNA HOWSON RN
Registered Nurse (Administrator)
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0652
RHONDA JEAN BAKER
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0091
DR. CHRISTINA S HINES MD., PH.D.
Psychiatry & Neurology (Psychiatry)
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0320

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marissa Sia's NPI number?

The NPI number for Marissa Sia is 1770273617. It was assigned to this individual provider in the NPPES registry on May 12, 2023.

Where is Marissa Sia located?

Marissa Sia practices at 459 Patterson Rd, Honolulu, HI 96819. The listed phone number is (808) 433-0600.

What is Marissa Sia's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Marissa Sia was last updated on December 13, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.