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S ALEXANDER PLLC
NPI 1952136152
Psychiatry & Neurology - Psychiatry in Honolulu, HI

Active since September 06, 2024
120 KAIULANI AVE STE KW12, HONOLULU, HI 96815(808) 378-3662 Get Directions Write a Review

NPPES record last updated: November 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 10, 2025, Feb 19, 2025, Feb 10, 2025 and 2 more (5 updates tracked since 2024).

About S Alexander Pllc NPPES

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

S ALEXANDER PLLC (NPI 1952136152) is a healthcare organization registered as a psychiatry in Honolulu, Hawaii and active in the NPI registry since September 2024. The organization maintains a secondary practice location in Atascadero and lists Samuel Alexander, President, as its authorized official.

NPPES Registry Identity

NPI1952136152
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameS ALEXANDER PLLC
Location Address120 KAIULANI AVE STE KW12Honolulu, HI 96815-6203
Mailing Address120 Kaiulani Ave Ste Kw12Honolulu, HI 96815-6203 · (808) 378-3665
Phone(808) 378-3662
Organization SubpartNo
Authorized OfficialSamuel AlexanderPresident · (808) 378-3665
Enumeration DateSeptember 6, 2024
Last NPPES UpdateNovember 10, 20255 updates tracked since enumeration
NPPES CertifiedNovember 10, 2025
✔ NPI 1952136152 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
120 KAIULANI AVE STE KW12, Honolulu, HI 96815
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Secondary Practice Location 1

Location 110333 El Camino RealAtascadero, CA 93422-5808 · Phone (805) 468-2000

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 2

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

DR. SAMUEL ALEXANDER DO
Psychiatry & Neurology (Psychiatry)
120 KAIULANI AVE STE KW12
HONOLULU, HI 96815
Honolulu County (808) 378-3665
ORTHOPEDICS HAWAII
Orthopaedic Surgery
120 KAIULANI AVE STE KW12
HONOLULU, HI 96815
Honolulu County (808) 922-2112

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 S Alexander PLLC's NPI number?

The NPI number for S Alexander PLLC is 1952136152. It was assigned to this organization in the NPPES registry on September 6, 2024.

Where is S Alexander PLLC located?

S Alexander PLLC is located at 120 Kaiulani Ave Ste Kw12, Honolulu, HI 96815. The listed phone number is (808) 378-3662.

What is S Alexander PLLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for S Alexander PLLC was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.