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MRS. JO-ANN MARILYN CASENAS CASTANARES R.N., ACPNP
NPI 1851609770
Nurse Practitioner - Pediatrics, Critical Care in Kailua Kona, HI

Active since September 14, 2010PECOS Enrolled
75-5751 KUAKINI HWY STE 101A, KAILUA KONA, HI 96740(808) 326-5629 Get Directions Write a Review

NPPES record last updated: September 10, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mrs. Jo-ann Marilyn Casenas Castanares R.n., Acpnp NPPES

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

MRS. JO-ANN MARILYN CASENAS CASTANARES R.N., ACPNP (NPI 1851609770) is an individual pediatrics, critical care provider in Kailua Kona, Hawaii, licensed in California (19077) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1851609770
Entity TypeIndividualFemale
Primary Taxonomy363LP0222X
Provider Legal NameMRS. JO-ANN MARILYN CASENAS CASTANARESCredential: R.N., ACPNP
Location Address75-5751 KUAKINI HWY STE 101AKailua Kona, HI 96740-1705
Mailing Address75-5751 Kuakini Hwy Ste 203Kailua Kona, HI 96740-1753 · (808) 326-5629
Phone(808) 326-5629
Sole ProprietorYes
Enumeration DateSeptember 14, 2010
Last NPPES UpdateSeptember 10, 2025
NPPES CertifiedSeptember 10, 2025
✔ NPI 1851609770 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Pediatrics, Critical CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0222X
License✔ Licensed in CA · 19077

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Jo-ann Marilyn Casenas Castanares R.n., Acpnp 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 Reassignment

Medicare enrollment records show Jo-ann Marilyn Castanares reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

West Hawaii Community Health Center, Inc.
Federally Qualified Health Center (FQHC)
75-5751 KUAKINI HWY, SUITE 203
Kailua-kona, HI 96740
  • Reassigned Medicare billing, Hawaii enrollment
  • 61 clinicians in this Medicare group
NPI 1952335630 (808) 326-3883

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96740 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.

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.

MS. CLARE NELSON PA-C
Student in an Organized Health Care Education/Training Program
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
WENDI CLAPP PHYSICIAN ASSISTANT
Physician Assistant
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
KATHLEEN J GORMAN LICSW
Social Worker (Clinical)
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
MR. JOSHUA NGUYEN PA-C
Physician Assistant
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
GRETA M IVERS M.D.
Family Medicine
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
BRANDON S KANG LCSW
Social Worker (Clinical)
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
DR. SUE ELLEN OCONNOR MD
Internal Medicine
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629
KEVIN KUNZ MD
Family Medicine (Addiction Medicine)
75-5751 KUAKINI HWY STE 101A
KAILUA KONA, HI 96740
Hawaii County (808) 326-5629

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 Jo-ann Marilyn Castanares's NPI number?

The NPI number for Jo-ann Marilyn Castanares is 1851609770. It was assigned to this individual provider in the NPPES registry on September 14, 2010.

Where is Jo-ann Marilyn Castanares located?

Jo-ann Marilyn Castanares practices at 75-5751 Kuakini Hwy Ste 101A, Kailua Kona, HI 96740. The listed phone number is (808) 326-5629.

What is Jo-ann Marilyn Castanares's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, Critical Care, with taxonomy code 363LP0222X.

Is Jo-ann Marilyn Castanares enrolled in Medicare?

Yes. Jo-ann Marilyn Castanares is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jo-ann Marilyn Castanares's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jo-ann Marilyn Castanares reassigns Medicare benefits to West Hawaii Community Health Center, Inc. (Kailua-kona, HI). The 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 Jo-ann Marilyn Castanares's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jo-ann Marilyn Castanares accept?

Health plans from HMSA and Oscar Insurance Company list Jo-ann Marilyn Castanares 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 Jo-ann Marilyn Castanares was last updated on September 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.