Doctor profile · Federal record

Dr. Jing Marrero

Pediatric Gastroenterology Physician · Pediatrics Physician · Student in an Organized Health Care Education/Training Program · Hartford, CT

  • NPI 1568968261
  • 8 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
282 Washington St
Hartford, CT 061063322
(860) 545-9000
Mailing address
263 Farmington Ave
Farmington, CT 060300001

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
September 26, 2024
Specialty taxonomy
2080P0206X — NUCC code
State license (1)
Connecticut #68064

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568968261. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$226
Transactions
8
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
QOL Medical, LLC 2 $71.19
GENZYME CORPORATION 1 $48.52
IRONWOOD PHARMACEUTICALS, INC 1 $28.56
Mirum Pharmaceuticals, Inc. 1 $24.76
COLOPLAST CORP 1 $22.04
Regeneron Healthcare Solutions, Inc. 1 $17.51
Celltrion USA Inc. 1 $13.27

By nature of payment

Food and Beverage
$226

Frequently asked questions

Auto-generated from federal data
What is Dr. Jing Marrero's medical specialty?
Dr. Jing Marrero practices Pediatric Gastroenterology Physician in Hartford, CT.
Where does Dr. Jing Marrero practice?
Dr. Jing Marrero practices at 282 Washington St, Hartford, CT 061063322. Office phone: 8605459000.
What is Dr. Jing Marrero's NPI?
Dr. Jing Marrero's National Provider Identifier (NPI) is 1568968261, issued by NPPES.