Doctor profile · Federal record

Dr. Mariem Sawan, MBBS

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Student in an Organized Health Care Education/Training Program · Baltimore, MD

  • NPI 1821442344
  • Accepts Medicare
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 S Greene St, Room N3E09
Baltimore, MD 212011544
(410) 328-6110
Mailing address
22 S Greene St Rm N3E09
Baltimore, MD 212011544

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
September 3, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Georgia #85287

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821442344. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$83,052
Transactions
36
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 16 $80,739.67
Medtronic, Inc. 9 $662.88
ABIOMED 1 $502.69
Abbott Laboratories 3 $473.03
Penumbra, Inc. 2 $292.08
Edwards Lifesciences Corporation 1 $201.65
ShockWave Medical, Inc 2 $170.62
ASAHI INTECC USA, INC. 2 $9.33

By nature of payment

Grant
$80,000
Food and Beverage
$1,837
Education
$639
Travel and Lodging
$576

Frequently asked questions

Auto-generated from federal data
What is Dr. Mariem Sawan's medical specialty?
Dr. Mariem Sawan practices Cardiovascular Disease Physician in Baltimore, MD.
Where does Dr. Mariem Sawan practice?
Dr. Mariem Sawan practices at 22 S Greene St, Baltimore, MD 212011544. Office phone: 4103286110.
What is Dr. Mariem Sawan's NPI?
Dr. Mariem Sawan's National Provider Identifier (NPI) is 1821442344, issued by NPPES.
Does Dr. Mariem Sawan accept Medicare assignment?
Yes. Dr. Mariem Sawan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.