MR. WILLIAM RALPH SEBASTIAN RPH
NPI 1215025846
Pharmacist - Psychiatric in Columbus, GA

Q: What is William Sebastian's NPI number?

The NPI number for William Sebastian is 1215025846. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Q: What is William Sebastian's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Sebastian was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since October 10, 2006

4231 MACON ROAD, COLUMBUS, GA 31907(706) 563-6844(706) 563-0483 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mr. William Ralph Sebastian Rph NPPES

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

MR. WILLIAM RALPH SEBASTIAN RPH (NPI 1215025846) is an individual psychiatric provider in Columbus, Georgia, licensed in Georgia (13352) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1215025846

Entity TypeIndividualMale

Primary Taxonomy1835P1300X

Provider Legal NameMR. WILLIAM RALPH SEBASTIANCredential: RPH

Location Address4231 MACON ROADColumbus, GA 31907

Mailing Address239 Pintail DrCataula, GA 31804-4151 · (706) 327-4298 · Fax (706) 563-0483

Phone(706) 563-6844

Fax(706) 563-0483

Sole ProprietorNo

Enumeration DateOctober 10, 2006

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1215025846 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPharmacist · PsychiatricPharmacy Service Providers

Taxonomy Code1835P1300X

License✔ Licensed in GA · 13352

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.

Also ListedPharmacistTaxonomy 183500000X · License 13352 (GA)

Also ListedPharmacist · Nutrition SupportTaxonomy 1835N1003X · License 13352 (GA)

Also ListedPharmacist · PharmacotherapyTaxonomy 1835P1200X · License 13352 (GA)

4231 MACON ROAD, Columbus, GA 31907

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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 Sebastian's NPI number?

The NPI number for William Sebastian is 1215025846. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is William Sebastian located?

William Sebastian practices at 4231 Macon Road, Columbus, GA 31907. The listed phone number is (706) 563-6844.

What is William Sebastian'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 Sebastian was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.