ELIZABETH TERTTU ALONZO AGPCNP-BC
NPI 1639569189
Nurse Practitioner - Gerontology in Hilo, HI

Active since February 04, 2015PECOS Enrolled
45 MOHOULI ST, HILO, HI 96720(808) 935-3781(808) 935-3783 Get Directions Write a Review

NPPES record last updated: May 8, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 8, 2025, Aug 22, 2023, May 23, 2022 and 2 more (5 updates tracked since 2018).

About Elizabeth Terttu Alonzo Agpcnp-bc NPPES

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

ELIZABETH TERTTU ALONZO AGPCNP-BC (NPI 1639569189) is an individual gerontology provider in Hilo, Hawaii, licensed in Washington (AP60675856) and active in the NPI registry since February 2015. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1639569189
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameELIZABETH TERTTU ALONZOCredential: AGPCNP-BC
Location Address45 MOHOULI STHilo, HI 96720-7210
Mailing Address45 Mohouli StHilo, HI 96720-7210 · (808) 897-5856 · Fax (808) 935-3783
Fax(808) 935-3783
Sole ProprietorNo
Enumeration DateFebruary 4, 2015
Last NPPES UpdateMay 8, 20255 updates tracked since enumeration
NPPES CertifiedMay 8, 2025
✔ NPI 1639569189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in WA · AP60675856
Also ListedNurse PractitionerTaxonomy 363L00000X · License AP60675856 (WA)
45 MOHOULI ST, Hilo, HI 96720

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth Terttu Alonzo Agpcnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Elizabeth Alonzo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Undersea and Hyperbaric Medicine
1301 PUNCHBOWL ST
Honolulu, HI 96813
  • Reassigned Medicare billing, Hawaii enrollment
  • 17 clinicians in this Medicare group
Pediatrics
1920 BLACK LAKE BLVD SW
Olympia, WA 98512
  • Reassigned Medicare billing, Washington enrollment
  • 4,383 clinicians in this Medicare group
Multi-Specialty
2715 NACHES AVE SW # GSWA1N02
Renton, WA 98057
  • Reassigned Medicare billing, Washington enrollment
  • 2,678 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.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Removal of skin and tissue, 20.0 sq cm or less 11042
This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.
101 services30 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307
A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.
85 services35 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
58 services26 patients
Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99304
An initial nursing facility visit is a daily check-up to monitor your health status. This service, lasting typically 25 minutes, involves a nurse assessing your overall wellbeing, discussing concerns, and updating your care plan as needed.
20 services20 patients
Removal of fingernails or toenails, 6 or more nails 11721
This procedure involves the removal of six or more fingernails or toenails. It's typically done to treat severe nail infections, persistent pain, or abnormal nail growth. Local anesthesia is used to minimize discomfort. Healing usually takes a few weeks.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96720 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$92.50 typical visit price
range $60.53 – $180.05
Typical copayment $23.12 (range $15.13 – $45.01)
Most-billed visit code 99203
Established Patient
$105.65 typical visit price
range $20.09 – $147.56
Typical copayment $26.41 (range $5.02 – $36.89)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tape, waterproof, per 18 square inches A4452
DME-Medical/Surgical Supplies · category DA000N
1 supplier11 claims742 services$0.32 avg. paid by Medicare
Ostomy pouch, urinary; with barrier attached (1 piece), each A5071
DME-Orthotic Devices · category DF010N
1 supplier12 claims240 services$5.81 avg. paid by Medicare
Alginate or other fiber gelling dressing, wound cover, sterile, pad size 16 sq. in. or less, each dressing A6196
DME-Medical/Surgical Supplies · category DA023N
1 supplier12 claims402 services$6.32 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier11 claims11 services$3.24 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Family Medicine
45 MOHOULI ST
HILO, HI 96720
Registered Nurse (Psychiatric/Mental Health)
45 MOHOULI ST
HILO, HI 96720
Registered Nurse (General Practice)
45 MOHOULI ST
HILO, HI 96720
Registered Nurse
45 MOHOULI ST
HILO, HI 96720
Registered Nurse
45 MOHOULI ST
HILO, HI 96720
Registered Nurse (Ambulatory Care)
45 MOHOULI ST
HILO, HI 96720
Nurse Practitioner (Family)
45 MOHOULI ST
HILO, HI 96720
General Practice
45 MOHOULI ST
HILO, HI 96720

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 Elizabeth Alonzo's NPI number?

The NPI number for Elizabeth Alonzo is 1639569189. It was assigned to this individual provider in the NPPES registry on February 4, 2015.

Where is Elizabeth Alonzo located?

Elizabeth Alonzo practices at 45 Mohouli St, Hilo, HI 96720. The listed phone number is (808) 935-3781.

What is Elizabeth Alonzo's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Elizabeth Alonzo enrolled in Medicare?

Yes. Elizabeth Alonzo is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Elizabeth Alonzo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Alonzo reassigns Medicare benefits to 3 organizations: Aloha Wound Care Group LLC (Honolulu, HI), Multicare Health System (Olympia, WA) and Kaiser Foundation Health Plan Of Washington (Renton, WA). 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 Elizabeth Alonzo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Alonzo accept?

Health plans from HMSA list Elizabeth Alonzo 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.

When was this NPI record last updated?

The NPPES record for Elizabeth Alonzo was last updated on May 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.