Doctor profile · Federal record

Dr. Udhayvir Grewal, MD

Hematology & Oncology Physician (CMS: Hematology) · Student in an Organized Health Care Education/Training Program · Iowa City, IA

  • NPI 1669036794
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-2075
Additional location
Internal Medicine, 1501 Kings Highway
Shreveport, LA 71130
(318) 626-0434
Mailing address
Internal Medicine, 1501 Kings Highway
Shreveport, LA 71130

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
May 26, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Georgia #102098

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669036794. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$98
Transactions
5
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 5 $97.74

By nature of payment

Food and Beverage
$98

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Udhayvir Grewal's medical specialty?
Dr. Udhayvir Grewal practices Hematology & Oncology Physician in Iowa City, IA.
Where does Dr. Udhayvir Grewal practice?
Dr. Udhayvir Grewal practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193562075.
What is Dr. Udhayvir Grewal's NPI?
Dr. Udhayvir Grewal's National Provider Identifier (NPI) is 1669036794, issued by NPPES.
Does Dr. Udhayvir Grewal accept Medicare assignment?
Yes. Dr. Udhayvir Grewal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.