Doctor profile · Federal record

Dr. Gary Koterwas, DDS

Oral and Maxillofacial Surgery (Dentist) · Hagerstown, MD

  • NPI 1558355529
  • 21 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
19414 Leitersburg Pike
Hagerstown, MD 217427601
(301) 791-1700
fax (301) 791-9257

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223S0112X — NUCC code
State license (1)
Maryland #11375

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558355529. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,207
Transactions
9
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ZIMVIE INC. 9 $1,206.74

By nature of payment

Travel and Lodging
$993
Food and Beverage
$214

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
82
Patients
78
Total drug cost
$373
Drug Type Claims Patients Total cost
Amoxicillin Generic 69 65 $341
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 13 13 $32

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Koterwas's medical specialty?
Dr. Gary Koterwas practices Oral and Maxillofacial Surgery (Dentist) in Hagerstown, MD.
Where does Dr. Gary Koterwas practice?
Dr. Gary Koterwas practices at 19414 Leitersburg Pike, Hagerstown, MD 217427601. Office phone: 3017911700.
What is Dr. Gary Koterwas's NPI?
Dr. Gary Koterwas's National Provider Identifier (NPI) is 1558355529, issued by NPPES.