Doctor profile · Federal record

Dr. Gretha Lewis, NP-C

Nurse Practitioner · Adult Health Nurse Practitioner · Meriden, CT

  • NPI 1720398340
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
158 Paddock Ave Apt 904
Meriden, CT 064506996
(860) 778-3322

Credentials & registration

NPPES · NUCC
NPI registered
October 2010 — 16 yrs on file
Profile last updated
October 22, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Connecticut #004516

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720398340. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$210
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $123.07
Novartis Pharmaceuticals Corporation 1 $23.48
Genentech USA, Inc. 1 $23.26
PFIZER INC. 1 $21.60
Mylan Specialty L.P. 1 $18.81

By nature of payment

Food and Beverage
$210

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretha Lewis's medical specialty?
Dr. Gretha Lewis practices Nurse Practitioner in Meriden, CT.
Where does Dr. Gretha Lewis practice?
Dr. Gretha Lewis practices at 158 Paddock Ave Apt 904, Meriden, CT 064506996. Office phone: 8607783322.
What is Dr. Gretha Lewis's NPI?
Dr. Gretha Lewis's National Provider Identifier (NPI) is 1720398340, issued by NPPES.
Does Dr. Gretha Lewis accept Medicare assignment?
Yes. Dr. Gretha Lewis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.