Doctor profile · Federal record

Dr. Annette Vannilam, MD

Pediatric Gastroenterology Physician · Pediatrics Physician · Pediatric Gastroenterology Physician · Primary Care Clinic/Center · Westport, CT

  • NPI 1275972952
  • MIPS 92.8 / 100 · 2023
  • 13 yrs on file
  • Licensed in 3 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
191 Post RD W
Westport, CT 068804625
(860) 545-9560
Additional location
100 Michigan St Ne
Grand Rapids, MI 495032560
(616) 391-8810

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
September 4, 2024
Specialty taxonomy
2080P0206X — NUCC code
State licenses (3)
Connecticut #75930 · Michigan #4301103398 · Tennessee #MD0000054575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275972952. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$153
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 1 $125.93
Abbvie INC. 1 $27.43

By nature of payment

Food and Beverage
$153

Frequently asked questions

Auto-generated from federal data
What is Dr. Annette Vannilam's medical specialty?
Dr. Annette Vannilam practices Pediatric Gastroenterology Physician in Westport, CT.
Where does Dr. Annette Vannilam practice?
Dr. Annette Vannilam practices at 191 Post RD W, Westport, CT 068804625. Office phone: 8605459560.
What is Dr. Annette Vannilam's NPI?
Dr. Annette Vannilam's National Provider Identifier (NPI) is 1275972952, issued by NPPES.