LEN NAHUINA SHIMABUKU
NPI 1467321422
Nurse Practitioner - Family in Honolulu, HI
About Len Nahuina Shimabuku NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEN NAHUINA SHIMABUKU (NPI 1467321422) is an individual family provider in Honolulu, Hawaii, licensed in Hawaii (APRN-5551-0) and active in the NPI registry since October 2025. He is enrolled in Medicare PECOS, is affiliated with The Queens Medical Center, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Len Nahuina Shimabuku is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Len Shimabuku reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Honolulu, HI 96813
- Reassigned Medicare billing, Hawaii enrollment
- 859 clinicians in this Medicare group
Honolulu, HI 96813
- Reassigned Medicare billing, Hawaii enrollment
- Medicare enrollment name: The Queens Medical Center
- 809 clinicians in this Medicare group
Kamuela, HI 96743
- Reassigned Medicare billing, Hawaii enrollment
- 277 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
The Queens Medical Center
Acute Care Hospitals · Honolulu, HIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 96813 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HONOLULU, HI 96813
HONOLULU, HI 96813
HONOLULU, HI 96813
HONOLULU, HI 96813
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 Len Shimabuku's NPI number?
The NPI number for Len Shimabuku is 1467321422. It was assigned to this individual provider in the NPPES registry on October 30, 2025.
Where is Len Shimabuku located?
Len Shimabuku practices at 550 S Beretania St Ste 610, Honolulu, HI 96813. The listed phone number is (808) 691-8900.
What is Len Shimabuku's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Len Shimabuku enrolled in Medicare?
Yes. Len Shimabuku is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Len Shimabuku's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Len Shimabuku reassigns Medicare benefits to 3 organizations: Queens University Medical Group (Honolulu, HI), The Queen's Medical Center (Honolulu, HI) and Queens North Hawaii Community Hospital (Kamuela, HI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Len Shimabuku's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Len Shimabuku accept?
Health plans from HMSA list Len Shimabuku as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Len Shimabuku affiliated with any hospitals?
According to CMS data, Len Shimabuku is affiliated with The Queens Medical Center.
When was this NPI record last updated?
The NPPES record for Len Shimabuku was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.
# Len Nahuina Shimabuku · NPI 1467321422
Family physician in Honolulu, Hawaii. Individual provider, active in the CMS NPPES registry since October 30, 2025.
## Identity
- **NPI:** 1467321422 (Entity type: Individual)
- **Enumerated:** October 30, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** APRN-5551-0 (Hawaii)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 S BERETANIA ST STE 610, Honolulu, HI 96813-2496
- **Phone:** (808) 691-8900 · **Fax:** (808) 691-8919
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Queens University Medical Group (NPI 1891441382, Honolulu, HI); The Queen's Medical Center (NPI 1487693586, Honolulu, HI); Queens North Hawaii Community Hospital (NPI 1124009584, Kamuela, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** October 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1467321422) · Data from the CMS NPPES public registry.