Doctor profile · Federal record

Dr. Harrison Grieb, MD

Student in an Organized Health Care Education/Training Program (CMS: Allergy/Immunology) · Metairie, LA

  • NPI 1437787231
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4740 S I 10 Service RD W Ste 200
Metairie, LA 700011244
(504) 988-5458
fax (504) 988-6808

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
390200000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437787231. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 1 $29.48

By nature of payment

Food and Beverage
$29

Frequently asked questions

Auto-generated from federal data
What is Dr. Harrison Grieb's medical specialty?
Dr. Harrison Grieb practices Student in an Organized Health Care Education/Training Program in Metairie, LA.
Where does Dr. Harrison Grieb practice?
Dr. Harrison Grieb practices at 4740 S I 10 Service RD W Ste 200, Metairie, LA 700011244. Office phone: 5049885458.
What is Dr. Harrison Grieb's NPI?
Dr. Harrison Grieb's National Provider Identifier (NPI) is 1437787231, issued by NPPES.
Does Dr. Harrison Grieb accept Medicare assignment?
Yes. Dr. Harrison Grieb accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.