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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.

DR. REGINA LOPEZ-MERRILL MD
NPI 1770270886
Emergency Medicine in Kailua, HI

Active since April 19, 2023
407 ULUNIU ST, KAILUA, HI 96734(860) 679-4988(860) 679-3489 Get Directions Write a Review

NPPES record last updated: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Regina Lopez-merrill Md NPPES

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

DR. REGINA LOPEZ-MERRILL MD (NPI 1770270886) is an individual emergency medicine provider in Kailua, Hawaii, licensed in Hawaii (MD-27133) and active in the NPI registry since April 2023.

NPPES Registry Identity

NPI1770270886
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. REGINA LOPEZ-MERRILLCredential: MD
Location Address407 ULUNIU STKailua, HI 96734-2519
Mailing Address407 Uluniu St Ste 411Kailua, HI 96734-2544
Phone(860) 679-4988
Fax(860) 679-3489
Sole ProprietorNo
Enumeration DateApril 19, 2023
Last NPPES UpdateSeptember 1, 2026
NPPES CertifiedSeptember 1, 2026
✔ NPI 1770270886 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in HI · MD-27133
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
407 ULUNIU ST, Kailua, HI 96734
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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.

DR. LINDA D CHIU M.D.
Otolaryngology (Pediatric Otolaryngology)
407 ULUNIU ST, #212
KAILUA, HI 96734
Honolulu County (808) 262-6673
RIE TAKAKURA
Clinic/Center (Physical Therapy)
407 ULUNIU ST, SUITE 301
KAILUA, HI 96734
Honolulu County (808) 261-4321
CAROL F TAKEMOTO LMT
Massage Therapist
407 ULUNIU ST
KAILUA, HI 96734
Honolulu County (808) 294-8043
NATHAN CHIN M.D.
Emergency Medicine
407 ULUNIU ST, #411
KAILUA, HI 96734
Honolulu County (808) 263-7203
EMILY A WITTKE DPT
Physical Therapist
407 ULUNIU ST
KAILUA, HI 96734
Honolulu County (808) 261-4321
CHRISTOPHER G. KING M.D.
Emergency Medicine
407 ULUNIU ST, 4TH FLOOR
KAILUA, HI 96734
Honolulu County (808) 261-3326
JOANN SARUBBI M.D.
Emergency Medicine
407 ULUNIU ST, 4TH FLOOR
KAILUA, HI 96734
Honolulu County (808) 261-3326
LUI, LAI & ASSOCIATES, INC
Optometrist
407 ULUNIU ST, SUITE 109
KAILUA, HI 96734
Honolulu County (808) 262-4071

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 Regina Lopez-merrill's NPI number?

The NPI number for Regina Lopez-merrill is 1770270886. It was assigned to this individual provider in the NPPES registry on April 19, 2023.

Where is Regina Lopez-merrill located?

Regina Lopez-merrill practices at 407 Uluniu St, Kailua, HI 96734. The listed phone number is (860) 679-4988.

What is Regina Lopez-merrill's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for Regina Lopez-merrill was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.