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NPISignal

Individual Healthcare Provider

Andrew Rathnasamy Xavier, MD

NPI Record: ActivePsychiatry & Neurology — Vascular Neurology
NPI1124097225
Mountain View, California

Provider's NPPES record last updated: April 18, 2025

Overview

Entity Type
Individual Healthcare Provider
NPI
1124097225
Primary Specialty
Psychiatry & Neurology — Vascular Neurology
Practice Location
Mountain View, 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

No potential match identified

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 21, 2026, 10:03 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

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

    Vascular Neurology

    Allopathic & Osteopathic Physicians

    Primary

    Vascular Neurology is a subspecialty in the evaluation, prevention, treatment and recovery from vascular diseases of the nervous system. This subspecialty includes the diagnosis and treatment of vascular events of arterial or venous origin from a large number of causes that affect the brain or spinal cord such as ischemic stroke, intracranial hemorrhage, spinal cord ischemia and spinal cord hemorrhage.

    Taxonomy code 2084V0102X
  • Radiology

    Neuroradiology

    Allopathic & Osteopathic Physicians

    A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.

    Taxonomy code 2085N0700X
  • Neurological Surgery

    Allopathic & Osteopathic Physicians

    A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

    Taxonomy code 207T00000X
  • 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 (California)
C169966
Radiology (Michigan)
4301088851
Neurological Surgery (Michigan)
4301088851
Psychiatry & Neurology (Michigan)
4301088851
Psychiatry & Neurology (Michigan)
4301088851
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

2495 Hospital Dr Ste 450

Mountain View, California 94040-4171

Phone: (408) 871-3400

Additional Practice Location

31500 Telegraph Rd Ste 115

Bingham Farms, Michigan 48025-4302

Phone: (248) 621-9100

Additional Practice Location

601 John St Ste M-124

Kalamazoo, Michigan 49007-5377

Phone: (269) 341-7500

Record Information

Enumeration Date
March 14, 2006
Provider's NPPES Record Last Updated
April 18, 2025
Certification Date
April 18, 2025
NPISignal NPPES Dataset
August 2026

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