1. Home
  2. Directory
  3. Louisiana
  4. Metairie
  5. Obstetrics Gynecology
  6. NPI Profile

ANN CATHERINE CHAU MD
NPI 1952322976
Obstetrics & Gynecology - Maternal & Fetal Medicine in Metairie, LA

Active since July 23, 2006PECOS Enrolled
4200 HOUMA BLVD, METAIRIE, LA 70006(504) 456-5446(504) 456-5485 Get Directions Write a Review

NPPES record last updated: January 15, 2010. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ann Catherine Chau Md NPPES

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

ANN CATHERINE CHAU MD (NPI 1952322976) is an individual maternal & fetal medicine provider in Metairie, Louisiana, licensed in Louisiana (019856) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952322976
Entity TypeIndividualFemale
Primary Taxonomy207VM0101X
Provider Legal NameANN CATHERINE CHAUCredential: MD
Location Address4200 HOUMA BLVDMetairie, LA 70006-2970
Mailing Address1340 Poydras St, Suite 1640New Orleans, LA 70112-1221
Phone(504) 456-5446
Fax(504) 456-5485
Sole ProprietorNo
Enumeration DateJuly 23, 2006
Last NPPES UpdateJanuary 15, 2010
✔ NPI 1952322976 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207VM0101X
License✔ Licensed in LA · 019856
Definition

An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.

Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License 019856 (LA)
4200 HOUMA BLVD, Metairie, LA 70006
Open in Google Maps ↗

Other Identifiers 6

Medicare UPINF72026
Medicare PIN5U557F669LA
Medicaid00114334MS
Medicare PIN5U557F668LA
Medicaid1992402LA
Medicare PIN5U557LA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, HMO Louisiana, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ann Catherine Chau Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70006 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.88 typical visit price
range $55.50 – $170.30
Typical copayment $32.22 (range $13.87 – $42.57)
Most-billed visit code 99204
Established Patient
$69.44 typical visit price
range $17.42 – $138.03
Typical copayment $17.36 (range $4.35 – $34.50)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 19

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

DR. DANIEL G. FONTANEZ MD
Radiology (Diagnostic Radiology)
4200 HOUMA BLVD
METAIRIE, LA 70006
Jefferson Parish (504) 454-4133
DR. RAFAEL L. FIGUEROA MD
Radiology (Diagnostic Radiology)
4200 HOUMA BLVD
METAIRIE, LA 70006
Jefferson Parish (504) 454-4133
DR. JOHN C SANDOZ MD
Radiology (Diagnostic Radiology)
4200 HOUMA BLVD
METAIRIE, LA 70006
Jefferson Parish (504) 455-4133
DR. PUNEET SINGHA MD
Radiology (Diagnostic Radiology)
4200 HOUMA BLVD
METAIRIE, LA 70006
Jefferson Parish (504) 454-4133
DR. DAN FERTEL MD
Radiology (Diagnostic Radiology)
4200 HOUMA BLVD
METAIRIE, LA 70006
Jefferson Parish (504) 454-4133
DR. MARY E. LOBRANO MD
Radiology (Diagnostic Radiology)
4200 HOUMA BLVD
METAIRIE, LA 70006
Jefferson Parish (504) 454-4133
ST. THERESA SPECIALTY HOSPITAL, LLC
Long Term Care Hospital
4200 HOUMA BLVD, 5TH FLOOR
METAIRIE, LA 70006
Jefferson Parish (504) 885-3900
DR. IVAN SHERMAN M.D.
Emergency Medicine (Emergency Medical Services)
4200 HOUMA BLVD, EMERGENCY ROOM
METARIE, LA 70006
Jefferson Parish (504) 456-5428

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 Ann Chau's NPI number?

The NPI number for Ann Chau is 1952322976. It was assigned to this individual provider in the NPPES registry on July 23, 2006.

Where is Ann Chau located?

Ann Chau practices at 4200 Houma Blvd, Metairie, LA 70006. The listed phone number is (504) 456-5446.

What is Ann Chau's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Ann Chau enrolled in Medicare?

Yes. Ann Chau is registered in the Medicare PECOS enrollment system.

What insurance does Ann Chau accept?

Health plans from Blue Cross and Blue Shield of Louisiana, HMO Louisiana and UnitedHealthcare list Ann Chau as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ann Chau was last updated on January 15, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.