1. Home
  2. Directory
  3. California
  4. Sunnyvale
  5. Psychiatry Neurology
  6. NPI Profile

DR. ANDREW A HSU M.D.
NPI 1366426694
Psychiatry & Neurology - Neurology in Sunnyvale, CA

Active since November 30, 2005
665 S KNICKERBOCKER DR, #8, SUNNYVALE, CA 94087(408) 739-0070(408) 739-0090 Get Directions Write a Review

NPPES record last updated: December 11, 2012. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Andrew A Hsu M.d. NPPES

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

DR. ANDREW A HSU M.D. (NPI 1366426694) is an individual neurology provider in Sunnyvale, California, licensed in California (G36615) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1366426694
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. ANDREW A HSUCredential: M.D.
Location Address665 S KNICKERBOCKER DR, #8Sunnyvale, CA 94087-1059
Mailing Address665 S Knickerbocker Dr, #8Sunnyvale, CA 94087-1059 · (408) 739-0070 · Fax (408) 739-0090
Phone(408) 739-0070
Fax(408) 739-0090
Sole ProprietorYes
Enumeration DateNovember 30, 2005
Last NPPES UpdateDecember 11, 2012
✔ NPI 1366426694 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 · G36615
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.
665 S KNICKERBOCKER DR, Sunnyvale, CA 94087
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINA46747
Medicaid00G366150CA

Other Providers at the Same Location NPPES 7

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

MARY VARGHESE MD, A PROFESSIONAL MEDICAL
Internal Medicine
665 S KNICKERBOCKER DR, SUITE 5
SUNNYVALE, CA 94087
Santa Clara County (408) 736-6841
DR. CYNTHIA LYNNE HUMPHREYS D.C.
Chiropractor (Rehabilitation)
665 S KNICKERBOCKER DR, SUITE 14
SUNNYVALE, CA 94087
Santa Clara County (408) 732-7223
DR. RUSSELL L NAKANO D.D.S.
Dentist (General Practice)
665 S KNICKERBOCKER DR, SUITE 6
SUNNYVALE, CA 94087
Santa Clara County (408) 245-2831
BHARATHI GORTHI DDS INC
Clinic/Center (Dental)
665 S KNICKERBOCKER DR, 9
SUNNYVALE, CA 94087
Santa Clara County (408) 634-3368
RUSSELL L. NAKANO, D.D.S., INC.
Dentist (General Practice)
665 S KNICKERBOCKER DR, SUITE 6
SUNNYVALE, CA 94087
Santa Clara County (408) 245-2831
DR. BHARATHI GORTHI DDS
Dentist
665 S KNICKERBOCKER DR, 9
SUNNYVALE, CA 94087
Santa Clara County (408) 634-3368
WARREN KEN SHIMOTSU DDS
Dentist (General Practice)
665 S KNICKERBOCKER DR, SUITE # 10
SUNNYVALE, CA 94087
Santa Clara County (408) 720-0638

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 Andrew Hsu's NPI number?

The NPI number for Andrew Hsu is 1366426694. It was assigned to this individual provider in the NPPES registry on November 30, 2005.

Where is Andrew Hsu located?

Andrew Hsu practices at 665 S Knickerbocker Dr #8, Sunnyvale, CA 94087. The listed phone number is (408) 739-0070.

What is Andrew Hsu'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 Andrew Hsu was last updated on December 11, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.