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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. WILLIAM ALEXANDER MORTON JR. PHARM.D.
NPI 1639157589
Pharmacist - Psychiatric in Charleston, SC

Active since January 01, 2006
280 CALHOUN ST, CHARLESTON, SC 29425(843) 792-7480 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William Alexander Morton Jr. Pharm.d. NPPES

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

DR. WILLIAM ALEXANDER MORTON JR. PHARM.D. (NPI 1639157589) is an individual psychiatric provider in Charleston, South Carolina, licensed in South Carolina (4919) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1639157589
Entity TypeIndividualMale
Primary Taxonomy1835P1300X
Provider Legal NameDR. WILLIAM ALEXANDER MORTON JR.Credential: PHARM.D.
Location Address280 CALHOUN STCharleston, SC 29425-8906
Mailing Address1123 Morning Glory CtMount Pleasant, SC 29464-9007 · (843) 881-1595 · Fax (843) 881-6097
Phone(843) 792-7480
Sole ProprietorNo
Enumeration DateJanuary 1, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1639157589 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · PsychiatricPharmacy Service Providers
Taxonomy Code1835P1300X
Licenses✔ Licensed in SC · 4919✔ Licensed in NC · 5944✔ Licensed in CA · 30133
Definition
A licensed pharmacist who has demonstrated specialized knowledge and skill in optimizing care of patients with psychiatric illness by assessing and monitoring patients, recognizing drug-induced problems, and recommending appropriate treatment plans.
280 CALHOUN ST, Charleston, SC 29425
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Other Names 1

Professional Name (2)Dr. Alex Morton Pharm.d.

Other Providers at the Same Location NPPES 5

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

DR. JOLI D FERMO PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
280 CALHOUN ST
CHARLESTON, SC 29425
Charleston County (843) 876-2982
DR. SHANNON J DRAYTON PHARM.D., BCPP
Pharmacist (Psychiatric)
280 CALHOUN ST
CHARLESTON, SC 29425
Charleston County (843) 792-7874
NICHOLAS WILLIAM FRITZ PHARMD
Pharmacist
280 CALHOUN ST, MSC 132
CHARLESTON, SC 29425
Charleston County (704) 907-3767
DR. MEREDITH SIGLER PHARM.D.
Pharmacist (Pharmacotherapy)
280 CALHOUN ST
CHARLESTON, SC 29425
Charleston County (843) 792-6786
AISHA ALSLIMAN PHARMD
Pharmacist
280 CALHOUN ST, MSC 140 ROOM QE215
CHARLESTON, SC 29425
Charleston County (847) 692-3876

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 William Morton's NPI number?

The NPI number for William Morton is 1639157589. It was assigned to this individual provider in the NPPES registry on January 1, 2006. The provider is also known as Dr. Alex Morton Pharm.D..

Where is William Morton located?

William Morton practices at 280 Calhoun St, Charleston, SC 29425. The listed phone number is (843) 792-7480.

What is William Morton's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Psychiatric, with taxonomy code 1835P1300X.

When was this NPI record last updated?

The NPPES record for William Morton was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.