Doctor profile · Federal record
Dr. Mark Knakal, D.D.S.
Periodontist · East Setauket, NY
- NPI 1689895054
- 19 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3400 Nesconset Hwy Ste 109
East Setauket, NY 117333327
(631) 751-6700
fax (631) 751-1124 - Mailing address
-
2 Moss Creek Ln
East Patchogue, NY 117726160
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 1223P0300X — NUCC code
- State license (1)
- New York #050160-1
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689895054. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$28
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dentsply Sirona INC | 1 | $14.69 | |
| Straumann USA LLC | 1 | $13.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
278
Patients
227
Total drug cost
$987
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 146 | 118 | $496 |
| Ibuprofen | Generic | 78 | 62 | $185 |
| Azithromycin | Generic | 30 | 26 | $203 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 24 | 21 | $103 |
Frequently asked questions
What is Dr. Mark Knakal's medical specialty?
Dr. Mark Knakal practices Periodontist in East Setauket, NY.
Where does Dr. Mark Knakal practice?
Dr. Mark Knakal practices at 3400 Nesconset Hwy Ste 109, East Setauket, NY 117333327. Office phone: 6317516700.
What is Dr. Mark Knakal's NPI?
Dr. Mark Knakal's National Provider Identifier (NPI) is 1689895054, issued by NPPES.