1. Home
  2. Directory
  3. Louisiana
  4. New Orleans
  5. Pediatrics
  6. NPI Profile

DR. MATTHEW JOSEPH GIEFER M.D.
NPI 1144354945
Pediatrics - Pediatric Gastroenterology in New Orleans, LA

Active since March 15, 2007PECOS Enrolled
1514 JEFFERSON HWY, NEW ORLEANS, LA 70121(504) 842-3000(504) 842-5848 Get Directions Write a Review

NPPES record last updated: December 11, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Matthew Joseph Giefer M.d. NPPES

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

DR. MATTHEW JOSEPH GIEFER M.D. (NPI 1144354945) is an individual pediatric gastroenterology provider in New Orleans, Louisiana, licensed in Louisiana (321248) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and maintains a secondary practice location in Seattle.

NPPES Registry Identity

NPI1144354945
Entity TypeIndividualMale
Primary Taxonomy2080P0206X
Provider Legal NameDR. MATTHEW JOSEPH GIEFERCredential: M.D.
Location Address1514 JEFFERSON HWYNew Orleans, LA 70121-2429
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121-2429 · (504) 842-4000
Phone(504) 842-3000
Fax(504) 842-5848
Sole ProprietorNo
Enumeration DateMarch 15, 2007
Last NPPES UpdateDecember 11, 2019
✔ NPI 1144354945 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0206X
Licenses✔ Licensed in LA · 321248✔ Licensed in WA · MD60085838
Definition
A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.
1514 JEFFERSON HWY, New Orleans, LA 70121
Open in Google Maps ↗

Secondary Practice Location 1

Location 14800 Sand Point Way NE, OB.620.1Seattle, WA 98105-3901 · Phone (206) 987-2521

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, HMO Louisiana, PacificSource Health Plans.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)

Dr. Matthew Joseph Giefer M.d. 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 70121 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
$98.35 typical visit price
range $17.42 – $138.03
Typical copayment $24.58 (range $4.35 – $34.50)
Most-billed visit code 99214
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 20

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

DR. WALTER JORDAN HOYT JR. M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-3900
DANIELLE M PICKHAM M.D.
Surgery
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-3000
TAMMY ANN FRANCIPANE RNC CNNP
Nurse Practitioner (Pediatrics, Critical Care)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-4000
LINGLING DU M.D.
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-4000
DR. BRIAN THOMAS HALBERT M.D.
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-3910
ADRIENNE A. TRUXILLO NP
Nurse Practitioner (Pediatrics)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-3900
WENDY LYNN CAMBRE CRNA
Nurse Anesthetist, Certified Registered
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-3755
AIMEE ELISE HILTBOLD M.D.
Internal Medicine (Cardiovascular Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Jefferson Parish (504) 842-4145

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 Matthew Giefer's NPI number?

The NPI number for Matthew Giefer is 1144354945. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Where is Matthew Giefer located?

Matthew Giefer practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-3000.

What is Matthew Giefer's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Is Matthew Giefer enrolled in Medicare?

Yes. Matthew Giefer is registered in the Medicare PECOS enrollment system.

What insurance does Matthew Giefer accept?

Health plans from Blue Cross and Blue Shield of Louisiana, HMO Louisiana and PacificSource Health Plans list Matthew Giefer 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 Matthew Giefer was last updated on December 11, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.