Doctor profile · Federal record

Dr. Alexandra Chastant, MD

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Lafayette, LA

  • NPI 1134623903
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
320 Settlers Trace Blvd
Lafayette, LA 705086060
(337) 981-9495
fax (337) 981-7451

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
January 2, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Louisiana #338387

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134623903. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$406
Transactions
10
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Amgen INC. 2 $163.27
Genzyme Corporation 1 $91.58
BioCryst US Sales Co., LLC 1 $24.84
Pfizer INC. 1 $23.06
AstraZeneca Pharmaceuticals Lp 1 $22.81
Grifols USA, LLC 1 $22.31
Regeneron Healthcare Solutions, INC. 1 $21.73
Novartis Pharmaceuticals Corporation 1 $20.41
Kaleo, INC. 1 $15.74

By nature of payment

Food and Beverage
$406

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
62
Patients
14
Total drug cost
$1,283
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 35 14 $393
Azelastine Hcl Generic 27 0 $890

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexandra Chastant's medical specialty?
Dr. Alexandra Chastant practices Allergy & Immunology Physician in Lafayette, LA.
Where does Dr. Alexandra Chastant practice?
Dr. Alexandra Chastant practices at 320 Settlers Trace Blvd, Lafayette, LA 705086060. Office phone: 3379819495.
What is Dr. Alexandra Chastant's NPI?
Dr. Alexandra Chastant's National Provider Identifier (NPI) is 1134623903, issued by NPPES.
Does Dr. Alexandra Chastant accept Medicare assignment?
Yes. Dr. Alexandra Chastant accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.