Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WILLIAM CHASE JOHNSON MD
NPI 1548823891
Neurological Surgery in Gulfport, MS

Active since April 22, 2019
1340 BROAD AVE STE 440, GULFPORT, MS 39501(228) 867-4855 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 22, 2026, Apr 22, 2019 (2 updates tracked since 2019).

About Dr. William Chase Johnson Md NPPES

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

DR. WILLIAM CHASE JOHNSON MD (NPI 1548823891) is an individual neurological surgery provider in Gulfport, Mississippi, licensed in Mississippi (36909) and active in the NPI registry since April 2019.

NPPES Registry Identity

NPI1548823891
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameDR. WILLIAM CHASE JOHNSONCredential: MD
Location Address1340 BROAD AVE STE 440Gulfport, MS 39501-2460
Mailing Address7561 Oakenshield LnPass Christian, MS 39571-9724
Sole ProprietorNo
Enumeration DateApril 22, 2019
Last NPPES UpdateJuly 22, 20262 updates tracked since enumeration
NPPES CertifiedJuly 22, 2026
NPI 1548823891 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License Licensed in MS · 36909
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
1340 BROAD AVE STE 440, Gulfport, MS 39501

Other Providers at the Same Location NPPES 7

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

Nurse Practitioner
1340 BROAD AVE STE 440
GULFPORT, MS 39501
Psychiatry & Neurology (Neurology)
1340 BROAD AVE STE 440
GULFPORT, MS 39501
Nurse Practitioner (Family)
1340 BROAD AVE STE 440
GULFPORT, MS 39501
Nurse Practitioner
1340 BROAD AVE STE 440
GULFPORT, MS 39501
Nurse Practitioner
1340 BROAD AVE STE 440
GULFPORT, MS 39501
Nurse Practitioner (Family)
1340 BROAD AVE STE 440
GULFPORT, MS 39501
Radiology (Neuroradiology)
1340 BROAD AVE STE 440
GULFPORT, MS 39501

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 Johnson's NPI number?

The NPI number for William Johnson is 1548823891. It was assigned to this individual provider in the NPPES registry on April 22, 2019.

Where is William Johnson located?

William Johnson practices at 1340 Broad Ave Ste 440, Gulfport, MS 39501. The listed phone number is (228) 867-4855.

What is William Johnson's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

When was this NPI record last updated?

The NPPES record for William Johnson was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.