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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. MATTHEW P. GREGORY L.C.S.W.
NPI 1427014968
Counselor - Addiction (Substance Use Disorder) in Tripler Amc, HI

Active since April 24, 2006
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER ATTN: MCHK-QS, TRIPLER AMC, HI 96859(808) 433-2460(808) 433-1558 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

About Mr. Matthew P. Gregory L.c.s.w. NPPES

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

MR. MATTHEW P. GREGORY L.C.S.W. (NPI 1427014968) is an individual addiction (substance use disorder) provider in Tripler Amc, Hawaii, licensed in Hawaii (3099) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1427014968
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMR. MATTHEW P. GREGORYCredential: L.C.S.W.
Location Address1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER ATTN: MCHK-QSTripler Amc, HI 96859-5001
Mailing Address1 Jarrett White Rd, Tripler Army Medical Center Attn: Mchk-qsTripler Amc, HI 96859-5001 · (808) 433-2460 · Fax (808) 433-1558
Phone(808) 433-2460
Fax(808) 433-1558
Sole ProprietorNo
Enumeration DateApril 24, 2006
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
✔ NPI 1427014968 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in HI · 3099
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License 3099 (HI)
1 JARRETT WHITE RD, Tripler Amc, HI 96859
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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.

CORINNE REYES LCSW
Social Worker (Clinical)
1 JARRETT WHITE RD
TRIPLER AMC, HI 96859
Honolulu County (808) 433-8785
DANIEL HEILMANN DO
Pediatrics
1 JARRETT WHITE RD
TRIPLER AMC, HI 96859
Honolulu County (808) 433-6697
MR. ADRIAN SCOTT WORTHEN M.D.
Internal Medicine
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TRIPLER ARMY MEDICAL CENTER, HI 96859
Honolulu County (808) 433-4049
DR. JANE ELIZABETH MARSHALL OTD, OTR/L
Occupational Therapist
1 JARRETT WHITE RD
TRIPLER ARMY MEDICAL CENTER, HI 96859
Honolulu County (937) 231-3795
TINA WILSON DO
General Practice
1 JARRETT WHITE RD
TRIPLER ARMY MEDICAL CENTER, HI 96859
Honolulu County (210) 220-7961
MRS. LASHON SHEREMA WILLIAMS PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
1 JARRETT WHITE RD
TRIPLER AMC, HI 96859
Honolulu County (808) 433-8601
DR. NICHOLAS PATRICK MAHER DO
General Practice
1 JARRETT WHITE RD
TRIPLER AMC, HI 96859
Honolulu County (888) 683-2778
DR. KIMBERLY D DAVIS MD
Ophthalmology
1 JARRETT WHITE RD
TRIPLER ARMY MEDICAL CENTER, HI 96859
Honolulu County (808) 471-9998

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 Matthew Gregory's NPI number?

The NPI number for Matthew Gregory is 1427014968. It was assigned to this individual provider in the NPPES registry on April 24, 2006.

Where is Matthew Gregory located?

Matthew Gregory practices at 1 Jarrett White Rd Tripler Army Medical Center Attn: Mchk-Qs, Tripler Amc, HI 96859. The listed phone number is (808) 433-2460.

What is Matthew Gregory's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Matthew Gregory was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.