Doctor profile · Federal record

Dr. David Gaines, NP

Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · New Castle, DE

  • NPI 1992140800
  • Accepts Medicare
  • MIPS 28.3 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
100 Dover St
New Castle, DE 197201307
(302) 656-1390
Additional location
1340 Middleford Road
Seaford, DE 199733665
(008) 188-6808
fax (866) 229-0237
Additional location
29787 John J Williams Highway, Unit #8
Millsboro, DE 199661996
(800) 818-8680
fax (866) 229-0237
Show 1 more location
Additional location
642 South Queen Street, Ste 102
Dover, DE 199043505
(800) 818-8680
fax (866) 229-0237
Mailing address
1340 Middleford Road
Seaford, DE 199733665

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
March 6, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
Delaware #LG0000678 · Delaware #L8-0010404

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992140800. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$453
Transactions
7
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 2 $146.81
Alkermes, INC. 1 $110.36
Neurocrine Biosciences, INC. 1 $82.79
Otsuka America Pharmaceutical, INC. 1 $66.00
Exact Sciences Corporation 1 $26.94
Braeburn INC. 1 $20.39

By nature of payment

Food and Beverage
$453

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
539
Patients
143
Total drug cost
$24,455
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 69 28 $12,690
Levothyroxine Sodium Generic 53 18 $692
Fluticasone Propionate Generic 48 18 $996
Omeprazole Generic 45 17 $505
Quetiapine Fumarate Generic 41 11 $1,228
Famotidine Generic 40 14 $483
Sertraline Hcl Generic 36 14 $376
Simvastatin Generic 32 12 $264
Levetiracetam Generic 29 0 $1,078
Trazodone Hcl Generic 26 0 $322

Frequently asked questions

Auto-generated from federal data
What is Dr. David Gaines's medical specialty?
Dr. David Gaines practices Nurse Practitioner in New Castle, DE.
Where does Dr. David Gaines practice?
Dr. David Gaines practices at 100 Dover St, New Castle, DE 197201307. Office phone: 3026561390.
What is Dr. David Gaines's NPI?
Dr. David Gaines's National Provider Identifier (NPI) is 1992140800, issued by NPPES.
Does Dr. David Gaines accept Medicare assignment?
Yes. Dr. David Gaines accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.