Doctor profile · Federal record

Dr. Melissa Barber, NP

Family Nurse Practitioner · North Chelmsford, MA

  • NPI 1659772911
  • 12 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
220 Research Place, Ste 220
North Chelmsford, MA 01863
(978) 459-6737
Mailing address
20 Research Pl Ste 220
North Chelmsford, MA 018632455

Credentials & registration

NPPES · NUCC
NPI registered
September 2014 — 12 yrs on file
Profile last updated
May 24, 2023
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #RN2273567

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659772911. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$739
Transactions
31
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 15 $284.34
Gilead Sciences, Inc. 3 $163.40
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $91.38
Regeneron Healthcare Solutions, Inc. 3 $52.45
IRONWOOD PHARMACEUTICALS, INC 1 $28.76
Janssen Biotech, Inc. 1 $25.68
Ardelyx, Inc. 1 $25.35
Celgene Corporation 1 $22.80
GENZYME CORPORATION 1 $22.77
PFIZER INC. 1 $22.03

By nature of payment

Food and Beverage
$739

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
308
Patients
71
Total drug cost
$34,239
Drug Type Claims Patients Total cost
Omeprazole Generic 80 25 $1,690
Famotidine Generic 71 24 $1,006
Pantoprazole Sodium Generic 68 22 $1,434
Linzess (Linaclotide) Brand 33 0 $22,146
Lubiprostone Generic 19 0 $4,109
Dicyclomine Hcl Generic 15 0 $588
Esomeprazole Magnesium Generic 11 0 $1,087
Sucralfate Generic 11 0 $2,180

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Barber's medical specialty?
Dr. Melissa Barber practices Family Nurse Practitioner in North Chelmsford, MA.
Where does Dr. Melissa Barber practice?
Dr. Melissa Barber practices at 220 Research Place, North Chelmsford, MA 01863. Office phone: 9784596737.
What is Dr. Melissa Barber's NPI?
Dr. Melissa Barber's National Provider Identifier (NPI) is 1659772911, issued by NPPES.