Doctor profile · Federal record

Dr. Sina Farzin, DDS

Periodontist · Periodontist · Periodontist · Washington, DC

  • NPI 1821293465
  • 19 yrs on file
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4545 42Nd Street Nw, Suite 108
Washington, DC 20016
(202) 244-6650

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223P0300X — NUCC code
State licenses (3)
District of Columbia #1000499 · Maryland #12518 · New York #47336

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821293465. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
BioHorizons Implant Systems Inc. 1 $13.41

By nature of payment

Food and Beverage
$13

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
75
Patients
63
Total drug cost
$297
Drug Type Claims Patients Total cost
Amoxicillin Generic 56 45 $241
Ibuprofen Generic 19 18 $55

Frequently asked questions

Auto-generated from federal data
What is Dr. Sina Farzin's medical specialty?
Dr. Sina Farzin practices Periodontist in Washington, DC.
Where does Dr. Sina Farzin practice?
Dr. Sina Farzin practices at 4545 42Nd Street Nw, Washington, DC 20016. Office phone: 2022446650.
What is Dr. Sina Farzin's NPI?
Dr. Sina Farzin's National Provider Identifier (NPI) is 1821293465, issued by NPPES.