DR. WARWICK DOUGLAS JOHNSTON III ND
NPI 1932617388
Naturopath in Tustin, CA

Active since January 19, 2018
13422 NEWPORT AVE STE L, TUSTIN, CA 92780(714) 544-1521 Get Directions Write a Review

NPPES record last updated: October 25, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 25, 2022, Oct 13, 2022, Jan 19, 2018 (3 updates tracked since 2018).

About Dr. Warwick Douglas Johnston Iii Nd NPPES

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

DR. WARWICK DOUGLAS JOHNSTON III ND (NPI 1932617388) is an individual naturopath provider in Tustin, California, licensed in California (ND1350) and active in the NPI registry since January 2018.

NPPES Registry Identity

NPI1932617388
Entity TypeIndividualMale
Primary Taxonomy175F00000X
Provider Legal NameDR. WARWICK DOUGLAS JOHNSTON IIICredential: ND
Location Address13422 NEWPORT AVE STE LTustin, CA 92780-3746
Mailing Address13422 Newport Ave Ste LTustin, CA 92780-3746 · (714) 544-1521
Sole ProprietorYes
Enumeration DateJanuary 19, 2018
Last NPPES UpdateOctober 25, 20223 updates tracked since enumeration
NPPES CertifiedOctober 25, 2022
NPI 1932617388 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNaturopathOther Service Providers
Taxonomy Code175F00000X
Licenses Licensed in CA · ND1350 Licensed in HI · ND-289
Definition
Diagnoses, treats, and cares for patients, using system of practice that bases treatment of physiological functions and abnormal conditions on natural laws governing human body: Utilizes physiological, psychological, and mechanical methods, such as air, water, light, heat, earth, phototherapy, food and herb therapy, psychotherapy, electrotherapy, physiotherapy, minor and orificial surgery, mechanotherapy, naturopathic corrections and manipulation, and natural methods or modalities, together with natural medicines, natural processed foods, and herbs and nature's remedies. Excludes major surgery, therapeutic use of x ray and radium, and use of drugs, except those assimilable substances containing elements or compounds which are components of body tissues and are physiologically compatible to body processes for maintenance of life.
13422 NEWPORT AVE STE L, Tustin, CA 92780

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
13422 NEWPORT AVE STE L
TUSTIN, CA 92780
Specialist/Technologist (Athletic Trainer)
13422 NEWPORT AVE STE L
TUSTIN, CA 92780
Physician Assistant
13422 NEWPORT AVE STE L
TUSTIN, CA 92780
Prevention Professional
13422 NEWPORT AVE STE L
TUSTIN, CA 92780

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 Warwick Johnston's NPI number?

The NPI number for Warwick Johnston is 1932617388. It was assigned to this individual provider in the NPPES registry on January 19, 2018.

Where is Warwick Johnston located?

Warwick Johnston practices at 13422 Newport Ave Ste L, Tustin, CA 92780. The listed phone number is (714) 544-1521.

What is Warwick Johnston's specialty?

The primary specialty registered for this NPI is Naturopath with taxonomy code 175F00000X.

When was this NPI record last updated?

The NPPES record for Warwick Johnston was last updated on October 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.