Isaiah Mallari, NP
NPI 1255923223 · Family Nurse Practitioner · Honolulu, HI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isaiah Mallari, NP is a Family Nurse Practitioner provider in Honolulu, HI (NPI 1255923223).
Provider details
- NPI number
- 1255923223
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- 3138 (HI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-02-10
- Last updated
- 2021-02-12
- Certified
- 2021-02-12
Frequently asked questions
- What is Isaiah Mallari's NPI number?
- Isaiah Mallari's National Provider Identifier (NPI) is 1255923223, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaiah Mallari's specialty?
- Isaiah Mallari is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Isaiah Mallari located?
- Isaiah Mallari's practice location on file with NPPES is 1450 Ala Moana Blvd # 2230, Honolulu, HI 96814-4604.
- What is Isaiah Mallari's phone number?
- The practice phone number listed in the NPPES registry for Isaiah Mallari is (808) 888-4800.
- Does Isaiah Mallari accept Medicare?
- Isaiah Mallari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isaiah Mallari's NPI active?
- Yes — Isaiah Mallari's NPI (1255923223) is active in the NPPES registry as of the last update on 2021-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.