Doctor profile · Federal record

Dr. Johnny Nigoghosian, D.D.S.

Dentist · Monrovia, CA

  • NPI 1821402538
  • 12 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
251 Grand Ave
Monrovia, CA 910162359
(626) 429-9723

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Specialty taxonomy
122300000X — NUCC code
State license (1)
California #63485

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821402538. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$360
Transactions
8
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 8 $360.31

By nature of payment

Food and Beverage
$360

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
678
Patients
443
Total drug cost
$4,029
Drug Type Claims Patients Total cost
Amoxicillin Generic 268 161 $1,237
Ibuprofen Generic 207 135 $1,063
Chlorhexidine Gluconate Generic 136 96 $1,172
Clindamycin Hcl Generic 67 51 $556

Frequently asked questions

Auto-generated from federal data
What is Dr. Johnny Nigoghosian's medical specialty?
Dr. Johnny Nigoghosian practices Dentist in Monrovia, CA.
Where does Dr. Johnny Nigoghosian practice?
Dr. Johnny Nigoghosian practices at 251 Grand Ave, Monrovia, CA 910162359. Office phone: 6264299723.
What is Dr. Johnny Nigoghosian's NPI?
Dr. Johnny Nigoghosian's National Provider Identifier (NPI) is 1821402538, issued by NPPES.