Doctor profile · Federal record
Dr. John Mergen, D.D.S., M.S.
Orthodontics and Dentofacial Orthopedic Dentist · Iowa City, IA
- NPI 1215017835
- 20 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1509 Mall Dr Ste 1
Iowa City, IA 522403111
(319) 688-0800
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 1223X0400X — NUCC code
- State license (1)
- Iowa #7784
- Medicaid
- IA #0454603
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215017835. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$79
Transactions
5
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Align Technology, Inc. | 5 | $79.18 |
By nature of payment
Frequently asked questions
What is Dr. John Mergen's medical specialty?
Dr. John Mergen practices Orthodontics and Dentofacial Orthopedic Dentist in Iowa City, IA.
Where does Dr. John Mergen practice?
Dr. John Mergen practices at 1509 Mall Dr Ste 1, Iowa City, IA 522403111. Office phone: 3196880800.
What is Dr. John Mergen's NPI?
Dr. John Mergen's National Provider Identifier (NPI) is 1215017835, issued by NPPES.