CHRISTINE ANN JOHNSTON APRN
NPI 1518623537
Nurse Practitioner - Pediatrics in Honolulu, HI

Q: What is Christine Johnston's NPI number?

The NPI number for Christine Johnston is 1518623537. It was assigned to this individual provider in the NPPES registry on November 14, 2021.

Q: What is Christine Johnston's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Active since November 14, 2021PECOS Enrolled

1319 PUNAHOU ST, HONOLULU, HI 96826(808) 983-6000(808) 983-8062 Get Directions Write a Review

NPPES record last updated: January 4, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 4, 2022, Nov 14, 2021 (2 updates tracked since 2021).

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About Christine Ann Johnston Aprn NPPES

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

CHRISTINE ANN JOHNSTON APRN (NPI 1518623537) is an individual pediatrics provider in Honolulu, Hawaii, licensed in Hawaii (APRN-2405) and active in the NPI registry since November 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1518623537

Entity TypeIndividualFemale

Primary Taxonomy363LP0200X

Provider Legal NameCHRISTINE ANN JOHNSTONCredential: APRN

Location Address1319 PUNAHOU STHonolulu, HI 96826-1080

Mailing Address1319 Punahou StHonolulu, HI 96826-1080 · (808) 983-8662 · Fax (808) 983-8062

Phone(808) 983-6000

Fax(808) 983-8062

Sole ProprietorNo

Enumeration DateNovember 14, 2021

Last NPPES UpdateJanuary 4, 20222 updates tracked since enumeration

NPPES CertifiedJanuary 4, 2022

✔ NPI 1518623537 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0200X

License✔ Licensed in HI · APRN-2405

1319 PUNAHOU ST, Honolulu, HI 96826

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christine Ann Johnston Aprn 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

Medicare enrollment records show Christine Johnston reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Kapiolani Medical Center For Women & Children

Same address

Multi-Specialty

1319 PUNAHOU ST
Honolulu, HI 96826

Reassigned Medicare billing, Hawaii enrollment
262 clinicians in this Medicare group

NPI 1548215692 (808) 983-6000

Kapiolani Medical Specialists

Same address

Multi-Specialty

1319 PUNAHOU ST
Honolulu, HI 96826

Reassigned Medicare billing, Hawaii enrollment
370 clinicians in this Medicare group

NPI 1124071014 (808) 983-8736

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 96826 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.

DR. JEFFREY K. OKAMOTO M.D.

Pediatrics (Developmental - Behavioral Pediatrics)

1319 PUNAHOU ST, SUITE 757
HONOLULU, HI 96826

Honolulu County (808) 983-8387

JOHN LEE KATO PHARMD

Pharmacist

1319 PUNAHOU ST
HONOLULU, HI 96826

Honolulu County (808) 983-8399

KELLEY CHINEN OKIMOTO M.D.

Pediatrics

1319 PUNAHOU ST
HONOLULU, HI 96826

Honolulu County (808) 983-8387

MINGSANG LIN M.D.

Internal Medicine

1319 PUNAHOU ST, SUITE 515
HONOLULU, HI 96826

Honolulu County (808) 955-3777

DR. KONSTANTINE P. XOINIS M.D.

Pediatrics (Pediatric Critical Care Medicine)

1319 PUNAHOU ST
HONOLULU, HI 96826

Honolulu County (808) 983-6000

DR. FRANKLIN S.H. YOUNG M.D.

Pediatrics

1319 PUNAHOU ST, SUITE 1060
HONOLULU, HI 96826

Honolulu County (808) 955-7808

AKIKO M. YAZAWA, MD, INC

Obstetrics & Gynecology (Obstetrics)

1319 PUNAHOU ST, SUITE 1180
HONOLULU, HI 96826

Honolulu County (808) 955-6324

JESSICA LYNN SHULL RN

Registered Nurse (Lactation Consultant)

1319 PUNAHOU ST
HONOLULU, HI 96826

Honolulu County (808) 947-6920

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 Christine Johnston's NPI number?

The NPI number for Christine Johnston is 1518623537. It was assigned to this individual provider in the NPPES registry on November 14, 2021.

Where is Christine Johnston located?

Christine Johnston practices at 1319 Punahou St, Honolulu, HI 96826. The listed phone number is (808) 983-6000.

What is Christine Johnston's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Christine Johnston enrolled in Medicare?

Yes. Christine Johnston is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christine Johnston's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christine Johnston reassigns Medicare benefits to 2 organizations: Kapiolani Medical Center For Women & Children (Honolulu, HI) and Kapiolani Medical Specialists (Honolulu, 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 Christine Johnston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christine Johnston was last updated on January 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.