Doctor profile · Federal record
Dr. Mark Nelson, DDS MSD
Orthodontics and Dentofacial Orthopedic Dentist · Sammamish, WA
- NPI 1427192020
- 19 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
336 228Th Ave Ne, #300
Sammamish, WA 98074
(425) 369-0366
fax (425) 369-2966
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 1223X0400X — NUCC code
- State license (1)
- Washington #DE00008128
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427192020. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$542
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Align Technology, Inc. | 2 | $479.21 | |
| Ultradent Products Inc | 2 | $63.24 |
By nature of payment
Frequently asked questions
What is Dr. Mark Nelson's medical specialty?
Dr. Mark Nelson practices Orthodontics and Dentofacial Orthopedic Dentist in Sammamish, WA.
Where does Dr. Mark Nelson practice?
Dr. Mark Nelson practices at 336 228Th Ave Ne, Sammamish, WA 98074. Office phone: 4253690366.
What is Dr. Mark Nelson's NPI?
Dr. Mark Nelson's National Provider Identifier (NPI) is 1427192020, issued by NPPES.