Jo-Ann Marilyn Castanares, R.N., ACPNP
NPI 1851609770 · Critical Care Pediatric Nurse Practitioner · Kailua Kona, HI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jo-Ann Marilyn Castanares, R.N., ACPNP is a Critical Care Pediatric Nurse Practitioner provider in Kailua Kona, HI (NPI 1851609770).
Provider details
- NPI number
- 1851609770
- Entity type
- Individual
- Primary specialty
- Critical Care Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- R.N., ACPNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 19077 (CA)
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
15 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
- 2010-09-14
- Last updated
- 2025-09-10
- Certified
- 2025-09-10
Frequently asked questions
- What is Jo-Ann Marilyn Castanares's NPI number?
- Jo-Ann Marilyn Castanares's National Provider Identifier (NPI) is 1851609770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jo-Ann Marilyn Castanares's specialty?
- Jo-Ann Marilyn Castanares is listed in the NPPES registry with a primary specialty of Critical Care Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jo-Ann Marilyn Castanares located?
- Jo-Ann Marilyn Castanares's practice location on file with NPPES is 75-5751 Kuakini Hwy Ste 101a, Kailua Kona, HI 96740-1705.
- What is Jo-Ann Marilyn Castanares's phone number?
- The practice phone number listed in the NPPES registry for Jo-Ann Marilyn Castanares is (808) 326-5629.
- Does Jo-Ann Marilyn Castanares accept Medicare?
- Jo-Ann Marilyn Castanares is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jo-Ann Marilyn Castanares's NPI active?
- Yes — Jo-Ann Marilyn Castanares's NPI (1851609770) is active in the NPPES registry as of the last update on 2025-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.