Individual Healthcare Provider
Arthur R Williams, M.D., M.A.
Provider's NPPES record last updated: October 20, 2025
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1063739985
- Primary Specialty
- Psychiatry & Neurology — Addiction Psychiatry
- Practice Location
- New York, New York
- 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
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 17, 2026, 10:58 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
Addiction Psychiatry
Allopathic & Osteopathic Physicians
Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.
Taxonomy code 2084P0802X Psychiatry & Neurology
Psychiatry
Allopathic & Osteopathic Physicians
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Taxonomy code 2084P0800X
Provider-Reported License Information
- Psychiatry & Neurology (New York)
- 262149
- Psychiatry & Neurology (Delaware)
- C1-0024636
- Psychiatry & Neurology (Pennsylvania)
- MD472288
Practice Locations
Practice Location
228 Park Ave S Ste 15314
New York, New York 10003-1502
Phone: (866) 306-2026
Additional Practice Location
167 Main St Ste 401c
Brattleboro, Vermont 05301-3111
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
8885 Sw Canyon Rd Ste 120
Portland, Oregon 97225-3455
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
1016 W University Ave #219
Flagstaff, Arizona 86001-2997
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
151 Main St Unit 8
Salem, New Hampshire 03079-3109
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
1638 R St Nw Ste 214
Washington, District of Columbia 20009-6480
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
750 W Custer Ave Ste 3
Helena, Montana 59602-0260
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
500 Forest Ave Ste 1c
Portland, Maine 04101-1523
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
801 W Bay Dr Ste 408
Largo, Florida 33770-3220
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
4305 Lacey Blvd Se Ste 20
Lacey, Washington 98503-2352
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
1644 Annapolis Rd Ste 4
Odenton, Maryland 21113-1002
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
1449 Old Waterbury Rd Ste 205, Office B
Southbury, Connecticut 06488-3926
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
Autry Plaza Suite 205-o 1330 San Pedro Dr Ne
Albuquerque, New Mexico 87110-6749
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
6920 Miramar Rd Ste 329
San Diego, California 92121-2642
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
2221 Brickyard Rd Ste E
Adel, Iowa 50003-8300
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
464 Herndon Pkwy Ste 216
Herndon, Virginia 20170-5200
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
161 Cecil B Moore Ave Ste 204
Philadelphia, Pennsylvania 19122-3243
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
240 Central Park S # 2h-a
New York, New York 10019-1457
Phone: (347) 857-8015
Additional Practice Location
230 US Highway 206 Bldg 3 Ste 4
Flanders, New Jersey 07836-9287
Phone: (866) 306-2026
Fax: (833) 228-5591
Additional Practice Location
5800 Ranchester Dr Ste 125
Houston, Texas 77036-2470
Phone: (866) 306-2026
Fax: (833) 228-5591
Record Information
- Enumeration Date
- May 2, 2010
- Provider's NPPES Record Last Updated
- October 20, 2025
- Certification Date
- October 20, 2025
- NPISignal NPPES Dataset
- August 2026
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