Individual Healthcare Provider
Gary D Johnson, MD
Provider's NPPES record last updated: December 18, 2025
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1841226867
- Primary Specialty
- Psychiatry & Neurology — Neurology
- Practice Location
- Smithfield, Rhode Island
- Sole Proprietor
- No
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
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 19, 2026, 1:36 PM UTC
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.
SAM.gov Exclusions
U.S. General Services Administration
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.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Psychiatry & Neurology
Neurology
Allopathic & Osteopathic Physicians
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Taxonomy code 2084N0400X
Provider-Reported License Information
- Psychiatry & Neurology (Rhode Island)
- MD08010
Practice Locations
Practice Location
900 Douglas Pike
Smithfield, Rhode Island 02917-1879
Phone: (401) 618-5507
Additional Practice Location
1 James P Murphy Ind Hwy Ste 120
West Warwick, Rhode Island 02893-2366
Phone: (401) 606-4600
Fax: (401) 444-3205
Additional Practice Location
593 Eddy St
Apc-5
Providence, Rhode Island 02903-4923
Phone: (401) 444-3032
Fax: (401) 444-3205
Record Information
- Enumeration Date
- June 23, 2006
- Provider's NPPES Record Last Updated
- December 18, 2025
- Certification Date
- December 18, 2025
- NPISignal NPPES Dataset
- August 2026
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