Doctor profile · Federal record

Dr. Mahmoud Ahmed Rahal, MD

Gastroenterology Physician (CMS: Internal Medicine) · Providence, RI

  • NPI 1104346733
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
825 Chalkstone Ave
Providence, RI 029084728
(401) 456-2000
Additional location
200 High Service Ave
North Providence, RI 029045113
(401) 456-3000
Mailing address
255 Promenade St Apt P537
Providence, RI 029085746

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
July 1, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Rhode Island #MD19447

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104346733. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$840
Transactions
41
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 18 $285.98
Takeda Pharmaceuticals U.S.A., INC. 7 $169.66
Ardelyx, INC. 3 $91.73
Gilead Sciences, INC. 3 $76.88
Lilly USA, LLC 2 $42.31
Pfizer INC. 2 $36.46
Janssen Biotech, INC. 1 $33.20
Braintree Laboratories, INC. 1 $30.33
Ironwood Pharmaceuticals, INC 1 $22.66
Lucid Diagnostics INC. 1 $17.53
Boston Scientific Corporation 1 $17.35
CapsoVision, INC. 1 $16.07

By nature of payment

Food and Beverage
$840

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
19
Patients
19
Total drug cost
$560
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 19 19 $560

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mahmoud Ahmed Rahal's medical specialty?
Dr. Mahmoud Ahmed Rahal practices Gastroenterology Physician in Providence, RI.
Where does Dr. Mahmoud Ahmed Rahal practice?
Dr. Mahmoud Ahmed Rahal practices at 825 Chalkstone Ave, Providence, RI 029084728. Office phone: 4014562000.
What is Dr. Mahmoud Ahmed Rahal's NPI?
Dr. Mahmoud Ahmed Rahal's National Provider Identifier (NPI) is 1104346733, issued by NPPES.
Does Dr. Mahmoud Ahmed Rahal accept Medicare assignment?
Yes. Dr. Mahmoud Ahmed Rahal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.