Individual Healthcare Provider
Michael A Sonson, MD
Provider's NPPES record last updated: May 5, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1154941441
- Primary Specialty
- Psychiatry & Neurology — Neurology
- Practice Location
- West Hollywood, California
- 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 20, 2026, 8:40 AM 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 Student in an Organized Health Care Education/Training Program
Student, Health Care
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Taxonomy code 390200000X
Provider-Reported License Information
- Psychiatry & Neurology (California)
- A193730
Practice Locations
Practice Location
8700 Beverly Blvd
West Hollywood, California 90048-1804
Phone: (310) 423-6472
Additional Practice Location
2230 Liliha St Ste 104
Honolulu, Hawaii 96817-7357
Phone: (808) 261-4476
Additional Practice Location
127 S San Vicente Blvd Ste A6600
Los Angeles, California 90048-3311
Phone: (310) 423-6472
Fax: (310) 423-0148
Additional Practice Location
550 1st Ave
New York, New York 10016-6402
Phone: (212) 263-5506
Record Information
- Enumeration Date
- April 16, 2020
- Provider's NPPES Record Last Updated
- May 5, 2026
- Certification Date
- May 5, 2026
- NPISignal NPPES Dataset
- August 2026
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