Doctor profile · Federal record
Dr. CHRISTOPHER DRENNEN, D.M.D.
Periodontist · Periodontist · Periodontist · POTOMAC, MD
- NPI 1043597214
- 15 yrs on file
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9800 FALLS RD STE 104
POTOMAC, MD 208543939
(301) 299-1505
Credentials & registration
- NPI registered
- November 2011 — 15 yrs on file
- Profile last updated
- June 28, 2023
- Specialty taxonomy
- 1223P0300X — NUCC code
- State licenses (3)
- Florida #DN18461 · Maryland #17254 · Virginia #0401417114
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043597214. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$84
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Align Technology, Inc. | 2 | $53.73 | |
| Envista Holdings Corporation | 1 | $16.52 | |
| Philips North America LLC | 1 | $13.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
44
Patients
37
Total drug cost
$177
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ibuprofen | Generic | 16 | 15 | $59 |
| Amoxicillin | Generic | 14 | 11 | $54 |
| Chlorhexidine Gluconate | Generic | 14 | 11 | $64 |