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WILLIAM J AU M.D.
NPI 1457375321
Psychiatry & Neurology - Neurology in Sacramento, CA

Active since July 26, 2006
2800 L ST, SUITE 500, SACRAMENTO, CA 95816(916) 454-6850(916) 454-6852 Get Directions Write a Review

NPPES record last updated: July 7, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William J Au M.d. NPPES

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

WILLIAM J AU M.D. (NPI 1457375321) is an individual neurology provider in Sacramento, California, licensed in California (G32757) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1457375321
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameWILLIAM J AUCredential: M.D.
Location Address2800 L ST, SUITE 500Sacramento, CA 95816-5616
Mailing Address10470 Old Placerville Rd, Suite 100Sacramento, CA 95827-2539 · (800) 470-0071
Phone(916) 454-6850
Fax(916) 454-6852
Sole ProprietorNo
Enumeration DateJuly 26, 2006
Last NPPES UpdateJuly 7, 2015
✔ NPI 1457375321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in CA · G32757
Definition
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.
2800 L ST, Sacramento, CA 95816
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Other Identifiers 2

Medicare UPINA89534CA
Medicaid00G327570CA

Other Providers at the Same Location NPPES 20

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

HIEU HUYNH MD
Internal Medicine (Cardiovascular Disease)
2800 L ST, 6TH FLOOR
SACRAMENTO, CA 95816
Sacramento County (916) 887-4040
ERIKA WASSER LCSW
Social Worker (Clinical)
2800 L ST, SUITE 500
SACRAMENTO, CA 95816
Sacramento County (916) 454-6852
LORI AILEEN MITCHELL PHARM.D.
Pharmacist (Oncology)
2800 L ST, SUITE 445
SACRAMENTO, CA 95816
Sacramento County (916) 454-6969
EMILY YAO PA
Physician Assistant
2800 L ST
SACRAMENTO, CA 95816
Sacramento County (916) 316-5593
ROSEMARY A FORSTER PA
Physician Assistant (Surgical)
2800 L ST, #500
SACRAMENTO, CA 95816
Sacramento County (916) 454-6850
DR. NEELIMA G VALLURUPALLI M.D.
Internal Medicine (Cardiovascular Disease)
2800 L ST, 6TH FLOOR
SACRAMENTO, CA 95816
Sacramento County (916) 887-4040
RICHARD PRESLEY ATKINSON MD
Psychiatry & Neurology (Neurology)
2800 L ST, SUITE 500
SACRAMENTO, CA 95816
Sacramento County (916) 454-6850
HARVEY BRIAN WOLKOV MD
Radiology (Radiation Oncology)
2800 L ST
SACRAMENTO, CA 95816
Sacramento County (916) 454-6600

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 William Au's NPI number?

The NPI number for William Au is 1457375321. It was assigned to this individual provider in the NPPES registry on July 26, 2006.

Where is William Au located?

William Au practices at 2800 L St Suite 500, Sacramento, CA 95816. The listed phone number is (916) 454-6850.

What is William Au's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

When was this NPI record last updated?

The NPPES record for William Au was last updated on July 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.