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Active NPI 1699055988 Individual Practitioner Male Practitioner

Dr. Anthony Hung Chau , MD

Surgery - Vascular Surgery • Orange, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Anthony Chau, MD is a certified Surgery - Vascular Surgery practicing in Orange, CA. With approximately 15 years of clinical experience since graduating from University Of California, Geffen School Of Medicine in 2011, Dr. Chau delivers high-quality medical care to the local community at 101 THE CITY DR S.

Dr. Chau is affiliated with University Surgeons Of Orange A Medical Group and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

101 The City Dr S

Orange, CA 928683201

Telephone 7148807812
Associated Practice Facility / Clinic
🏢 The Department Of Psychiatry Facility NPI 1831159003

Medicare Profile & Education

Medical School

University Of California, Geffen School Of Medicine

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Vascular Surgery in Orange, CA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
15 Yrs -10.4 yrs vs City Avg
City Avg: 25.4 Yrs
State Avg: 25.6 Yrs
Regional Practice Density
18 Specialists

Practicing in Orange, CA (610 Statewide)

Telehealth Adoption Rate
50.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
78.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chau (15 Years) 15 Yrs
Orange Specialty Average (25.4 Years) 25.4 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
56 35 $430.00 $101.02
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
55 34 $332.00 $81.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
22 22 $739.00 $137.87
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
19 19 $597.00 $134.77

Medical Specialties & State Licenses

CMS Verified: 2025-06-04
Surgery - Vascular Surgery Primary Specialty

NUCC Taxonomy Code: 2086S0129X

State License CA A122915

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Surgery

NUCC Taxonomy Code: 208600000X

State License CA A122915

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Surgery - Vascular Surgery

NUCC Taxonomy Code: 2086S0129X

State License AZ 52516

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Hospital & Practice Group Affiliations

University Surgeons Of Orange A Medical Group

101 The City Dr S, Orange, CA 928683201

Phone: 7146345549

Secondary Practice Locations

3660 Park Sierra Dr Ste 105

Riverside, CA 92505

Phone: 9512788870

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Miranda Ideal , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003378944

Certified Registered Nurse Anesthetist

Dr. David Floriolli , MD

Radiology - Neuroradiology

NPI 1013233212

Doctor of Medicine (M.D.)

Dr. Jesse Goitia , MD

Internal Medicine - Cardiovascular Disease

NPI 1013301290

Doctor of Medicine (M.D.)

Elen Araya , FNP

Nurse Practitioner

NPI 1023225281

Family Nurse Practitioner

Dr. Hayley Kristinsson , PsyD

Clinical Neuropsychologist

NPI 1023500493

Doctor of Psychology (Psy.D.)

Dr. Madushka De Zoysa , MD

Obstetrics & Gynecology

NPI 1023533387

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 04, 2025

Surgery (License #A122915 in CA)

📍
Updated Practice Location November 03, 2022

Registered at 101 THE CITY DR S, ORANGE, CA 928683201 (Tel: 7148807812)

📍
Updated Business Mailing Address November 03, 2022

Registered at 200 S MANCHESTER AVE STE 300, ORANGE, CA 928683219 (Tel: 7144562986)

📍
Updated Practice Location August 28, 2018

Registered at 3660 PARK SIERRA DR STE 105, RIVERSIDE, CA 92505 (Tel: 9512788870)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 28, 2018

Surgery (License #52516 in AZ)

NPI Profile Active May 30, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location May 30, 2016

Registered at 13400 E SHEA BLVD, SCOTTSDALE, AZ 852595452 (Tel: 4803018000)

📍
Updated Business Mailing Address May 30, 2016

Registered at 13400 E SHEA BLVD, SCOTTSDALE, AZ 852595452 (Tel: 4803018000)

👤
Provider Name / Credentials Updated May 30, 2016

Recorded as ANTHONY CHAU, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 30, 2016

Surgery (License #A122915 in CA)

🟢
Initial NPI Registration & Enumeration August 18, 2011

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1699055988
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 18, 2011
Last Update: June 04, 2025
Sole Proprietor: No

Mailing Address

200 S Manchester Ave Ste 300

Orange, CA 928683219

Phone: 7144562986

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.