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ADAM O'NEILL & ASSOCIATES LLC
NPI 1346921905
Psychiatry & Neurology - Psychiatry in Fairfax, VA

Active since July 27, 2023
8324 PROFESSIONAL HILL DR, FAIRFAX, VA 22031(703) 261-4177 Get Directions Write a Review

NPPES record last updated: July 27, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Adam O'neill & Associates Llc NPPES

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

ADAM O'NEILL & ASSOCIATES LLC (NPI 1346921905) is a healthcare organization registered as a psychiatry in Fairfax, Virginia and active in the NPI registry since July 2023. The organization lists Adam O'neill, Owner, as its authorized official.

NPPES Registry Identity

NPI1346921905
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameADAM O'NEILL & ASSOCIATES LLC
Location Address8324 PROFESSIONAL HILL DRFairfax, VA 22031-4611
Mailing Address8324 Professional Hill DrFairfax, VA 22031-4611 · (703) 261-4177
Phone(703) 261-4177
Organization SubpartNo
Authorized OfficialAdam O'neillOwner · (703) 261-4177
Enumeration DateJuly 27, 2023
NPPES CertifiedJuly 27, 2023
✔ NPI 1346921905 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
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.
8324 PROFESSIONAL HILL DR, Fairfax, VA 22031
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 2

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

DR. JOANNE HERRMAN MD
Obstetrics & Gynecology (Gynecology)
8324 PROFESSIONAL HILL DR
FAIRFAX, VA 22031
Fairfax County (703) 573-5600
ADAM ONEILL PA-C
Physician Assistant
8324 PROFESSIONAL HILL DR
FAIRFAX, VA 22031
Fairfax County (703) 261-4177

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 Adam O'neill & Associates LLC's NPI number?

The NPI number for Adam O'neill & Associates LLC is 1346921905. It was assigned to this organization in the NPPES registry on July 27, 2023.

Where is Adam O'neill & Associates LLC located?

Adam O'neill & Associates LLC is located at 8324 Professional Hill Dr, Fairfax, VA 22031. The listed phone number is (703) 261-4177.

What is Adam O'neill & Associates LLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Adam O'neill & Associates LLC was last updated on July 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.