Doctor profile · Federal record

Dr. Gerald Mehalick, D.O.

Psychiatry Physician · Addiction Medicine (Psychiatry & Neurology) Physician · Wilmington, DE

  • NPI 1689791097
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 West 10Th St, Connections Community Support Programs, INC.
Wilmington, DE 19801
(302) 328-3330
fax (302) 328-9336

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
March 7, 2023
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Delaware #C2-0005837

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689791097. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$106
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Alkermes, Inc. 1 $29.40
Neurocrine Biosciences, Inc. 1 $23.75
Lundbeck LLC 1 $21.49
Teva Pharmaceuticals USA, Inc. 1 $17.65
Indivior Inc. 1 $13.66

By nature of payment

Food and Beverage
$106

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,865
Patients
130
Total drug cost
$74,536
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 222 21 $3,658
Olanzapine Generic 172 14 $3,769
Omeprazole Generic 171 20 $2,955
Quetiapine Fumarate Generic 149 11 $3,123
Metformin Hcl Generic 147 15 $2,033
Benztropine Mesylate Generic 134 14 $2,055
Gabapentin Generic 122 13 $3,271
Trazodone Hcl Generic 122 11 $1,368
Haloperidol Generic 105 11 $4,512
Levothyroxine Sodium Generic 105 0 $1,492

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerald Mehalick's medical specialty?
Dr. Gerald Mehalick practices Psychiatry Physician in Wilmington, DE.
Where does Dr. Gerald Mehalick practice?
Dr. Gerald Mehalick practices at 500 West 10Th St, Wilmington, DE 19801. Office phone: 3023283330.
What is Dr. Gerald Mehalick's NPI?
Dr. Gerald Mehalick's National Provider Identifier (NPI) is 1689791097, issued by NPPES.