Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

WILLIAM HENRY JOHNSTON BSN, RN, AMB-BC
NPI 1821998683
Registered Nurse - Ambulatory Care in Kansas City, MO

Q: What is William Johnston's NPI number?

The NPI number for William Johnston is 1821998683. It was assigned to this individual provider in the NPPES registry on November 6, 2026.

Q: What is William Johnston's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Ambulatory Care, with taxonomy code 163WP2201X.

Q: When was this NPI record last updated?

The NPPES record for William Johnston was last updated on November 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.

Active since November 06, 2026

4251 NORTHERN AVE, KANSAS CITY, MO 64133(816) 861-4700 Get Directions Write a Review

NPPES record added: November 6, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About William Henry Johnston Bsn, Rn, Amb-bc NPPES

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

WILLIAM HENRY JOHNSTON BSN, RN, AMB-BC (NPI 1821998683) is an individual ambulatory care provider in Kansas City, Missouri, licensed in Arkansas (R094725) and active in the NPI registry since November 2026.

NPPES Registry Identity

NPI1821998683

Entity TypeIndividualMale

Primary Taxonomy163WP2201X

Provider Legal NameWILLIAM HENRY JOHNSTONCredential: BSN, RN, AMB-BC

Location Address4251 NORTHERN AVEKansas City, MO 64133-1593

Mailing Address920 Main St Unit 1903Kansas City, MO 64105-2481 · (501) 317-6518

Phone(816) 861-4700

Sole ProprietorYes

Enumeration DateNovember 6, 2026

NPPES CertifiedNovember 6, 2026

✔ NPI 1821998683 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered Nurse · Ambulatory CareNursing Service Providers

Taxonomy Code163WP2201X

License✔ Licensed in AR · R094725

4251 NORTHERN AVE, Kansas City, MO 64133

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

DAXTEN PRUTER NURSE PRACTITIONER

Nurse Practitioner (Family)