Doctor profile · Federal record

Dr. Mark Herzog, D.M.D.

General Practice Dentistry · Issaquah, WA

  • NPI 1740662246
  • 11 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6520 226Th Pl Se, Suite 200
Issaquah, WA 980278969
(425) 392-1010
Mailing address
6911 Ravens Gate Way
Yakima, WA 989082189

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Washington #DE60566577

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740662246. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$107
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 2 $106.97

By nature of payment

Food and Beverage
$107

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
15
Total drug cost
$79
Drug Type Claims Patients Total cost
Amoxicillin Generic 29 15 $79

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Herzog's medical specialty?
Dr. Mark Herzog practices General Practice Dentistry in Issaquah, WA.
Where does Dr. Mark Herzog practice?
Dr. Mark Herzog practices at 6520 226Th Pl Se, Issaquah, WA 980278969. Office phone: 4253921010.
What is Dr. Mark Herzog's NPI?
Dr. Mark Herzog's National Provider Identifier (NPI) is 1740662246, issued by NPPES.