ANTONIUS Y. TAN MD
NPI 1407923220
Anesthesiology in Fontana, CA

Active since November 29, 2006
9961 SIERRA AVE, FONTANA, CA 92335(909) 427-3910 Get Directions Write a Review

NPPES record last updated: November 18, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Antonius Y. Tan Md NPPES

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

ANTONIUS Y. TAN MD (NPI 1407923220) is an individual anesthesiology provider in Fontana, California, licensed in California (A31770) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1407923220
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameANTONIUS Y. TANCredential: MD
Location Address9961 SIERRA AVEFontana, CA 92335-6720
Mailing Address9961 Sierra AveFontana, CA 92335-6720 · (909) 427-3910
Sole ProprietorNo
Enumeration DateNovember 29, 2006
Last NPPES UpdateNovember 18, 2021
NPI 1407923220 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in CA · A31770
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
9961 SIERRA AVE, Fontana, CA 92335

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.

Physical Therapist
9961 SIERRA AVE, BUILDING 3A
FONTANA, CA 92335
Pediatrics
9961 SIERRA AVE, KAISER PERMANENTE FONTANA - PEDIATRICS
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
Dietitian, Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Anesthetist, Certified Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Family Medicine
9961 SIERRA AVE
FONTANA, CA 92335

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 Antonius Tan's NPI number?

The NPI number for Antonius Tan is 1407923220. It was assigned to this individual provider in the NPPES registry on November 29, 2006.

Where is Antonius Tan located?

Antonius Tan practices at 9961 Sierra Ave, Fontana, CA 92335. The listed phone number is (909) 427-3910.

What is Antonius Tan's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

When was this NPI record last updated?

The NPPES record for Antonius Tan was last updated on November 18, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.