Doctor profile · Federal record

Dr. Maryann Riordan, D.M.D

Dentist · New York, NY

  • NPI 1609953322
  • 20 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2225 5Th Ave, Suite Mg
New York, NY 100372101
(212) 368-6700
fax (212) 368-7183

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
122300000X — NUCC code
State license (1)
New York #049484
Medicaid
NY #02373628

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609953322. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$181
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Align Technology, Inc. 3 $180.79

By nature of payment

Food and Beverage
$181

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$37
Drug Type Claims Patients Total cost
Amoxicillin Generic 12 0 $37

Frequently asked questions

Auto-generated from federal data
What is Dr. Maryann Riordan's medical specialty?
Dr. Maryann Riordan practices Dentist in New York, NY.
Where does Dr. Maryann Riordan practice?
Dr. Maryann Riordan practices at 2225 5Th Ave, New York, NY 100372101. Office phone: 2123686700.
What is Dr. Maryann Riordan's NPI?
Dr. Maryann Riordan's National Provider Identifier (NPI) is 1609953322, issued by NPPES.