Irving Lee Gislason, MD

Overview

Entity Type: Individual Healthcare Provider
NPI: 1013180355
Primary Specialty: Psychiatry & Neurology — Clinical Neurophysiology
Practice Location: Garden Grove, California
Sole Proprietor: Yes

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

Potential match — review required

1 potential match identified in List of Excluded Individuals/Entities (LEIE). Review required.

Source data: September 10, 2026
Records indexed: 84,001
Screened: Sep 17, 2026, 10:56 PM UTC

NPI match

IRVING LEE GISLASON

Why NPISignal flagged this

The NPI on both records is identical

The exclusion record carries the same NPI. This is the strongest signal available in the public data, and still warrants confirmation with the source before any action is taken.

The source record

Name on the exclusion record: IRVING LEE GISLASON
NPI on the exclusion record: 1013180355
General category: PHYSICIAN (MD, DO)
Specialty: PSYCHIATRY
Exclusion type: 1128b4
Exclusion date: December 18, 2025
Excluding agency: HHS Office of Inspector General
Location on record: ORANGE, CA, 92869
Date of birth on record: Held by the source, not shown

Confirm this record directly with the HHS-OIG exclusions database before acting on it. NPISignal matches on public identity fields and cannot verify identity using a Social Security number or employer identification number — only the issuing agency can.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened: Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

Psychiatry & Neurology
Clinical Neurophysiology
Allopathic & Osteopathic Physicians
Primary
Clinical Neurophysiology is a subspecialty with psychiatric or neurologic expertise in the diagnosis and management of central, peripheral, and autonomic nervous system disorders using combined clinical evaluation and electrophysiologic testing such as electroencephalography (EEG), electromyography (EMG), and nerve conduction studies (NCS).
Taxonomy code 2084N0600X

Provider-Reported License Information

Psychiatry & Neurology (California): A24010

License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

12443 Lewis St. Ste. 103

Garden Grove, California 92840-4650

Phone: (714) 971-7652

Record Information

Enumeration Date: April 8, 2008
Provider's NPPES Record Last Updated: May 12, 2021
Certification Date: May 12, 2021
NPISignal NPPES Dataset: August 2026

Same specialty and location, currently active.

See Something Wrong?

Incorrect provider information

Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.

Update a record through NPPES

Something wrong with this page?

If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.

Report a display issue