Doctor profile · Federal record

Dr. Richard Nghiem, FNP

Nurse Practitioner · Fullerton, CA

  • NPI 1588129209
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2151 N Harbor Blvd Ste 3100
Fullerton, CA 928353825
(714) 446-5830

Credentials & registration

NPPES · NUCC
NPI registered
February 2019 — 7 yrs on file
Profile last updated
November 15, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
California #95010436

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588129209. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
21
Distinct HCPCS
1
Medicare allowed
$2,475
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 21 20 $118

In context: peer comparison

Among 6 peers in this city , average services per provider: 71. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$300
Transactions
13
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 10 $193.15
W. L. Gore & Associates, Inc. 1 $56.15
Phathom Pharmaceuticals, Inc. 1 $26.27
Ethicon US, LLC 1 $24.31

By nature of payment

Food and Beverage
$300

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
302
Patients
163
Total drug cost
$4,055
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 75 36 $1,561
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 66 56 $414
Ondansetron Odt (Ondansetron) Brand 63 57 $624
Omeprazole Generic 35 14 $472
Lidocaine Hcl Viscous (Lidocaine Hcl) Brand 34 0 $418
Metoclopramide Hcl Generic 16 0 $106
Sucralfate Generic 13 0 $461

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Nghiem's medical specialty?
Dr. Richard Nghiem practices Nurse Practitioner in Fullerton, CA.
Where does Dr. Richard Nghiem practice?
Dr. Richard Nghiem practices at 2151 N Harbor Blvd Ste 3100, Fullerton, CA 928353825. Office phone: 7144465830.
What is Dr. Richard Nghiem's NPI?
Dr. Richard Nghiem's National Provider Identifier (NPI) is 1588129209, issued by NPPES.
Does Dr. Richard Nghiem accept Medicare assignment?
Yes. Dr. Richard Nghiem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Nghiem commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.