Doctor profile · Federal record

Dr. Lloyd Trieu, DDS

General Practice Dentistry · Rancho Cucamonga, CA

  • NPI 1922297183
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6136 Walnut Grove CT
Rancho Cucamonga, CA 917392267
(909) 646-7643
fax (909) 646-7643

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
California #54701

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922297183. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
330
Distinct HCPCS
8
Medicare allowed
$259,390
HCPCS Description Services Patients Avg allowed
10120 Removal of foreign body from tissue, accessed beneath the skin, simple 103 38 $84
21215 Repair of lower jaw bone with bone graft 49 22 $3,527
21209 Incision and repair of bony defect of cheek bone including bony segment reduction 37 30 $455
76376 3d radiographic procedure 31 31 $10
21210 Repair of nasal or cheek bone with bone graft 30 14 $1,540
70486 Ct scan of face without contrast 30 30 $43
99202 New patient office or other outpatient visit, 15-29 minutes 28 28 $78
21085 Impression and custom preparation of oral surgical splint 22 17 $504

In context: peer comparison

Among 1 peers in this city , average services per provider: 41. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
310
Patients
191
Total drug cost
$2,039
Drug Type Claims Patients Total cost
Amoxicillin Generic 146 96 $992
Ibuprofen Generic 133 95 $712
Clindamycin Hcl Generic 19 0 $195
Chlorhexidine Gluconate Generic 12 0 $141

Frequently asked questions

Auto-generated from federal data
What is Dr. Lloyd Trieu's medical specialty?
Dr. Lloyd Trieu practices General Practice Dentistry in Rancho Cucamonga, CA.
Where does Dr. Lloyd Trieu practice?
Dr. Lloyd Trieu practices at 6136 Walnut Grove CT, Rancho Cucamonga, CA 917392267. Office phone: 9096467643.
What is Dr. Lloyd Trieu's NPI?
Dr. Lloyd Trieu's National Provider Identifier (NPI) is 1922297183, issued by NPPES.
What procedures does Dr. Lloyd Trieu commonly perform?
Top Medicare-reported procedures in 2023: Removal of foreign body from tissue, accessed beneath the skin, simple (HCPCS 10120); Repair of lower jaw bone with bone graft (HCPCS 21215); Incision and repair of bony defect of cheek bone including bony segment reduction (HCPCS 21209). Source: CMS Medicare Physician & Other Practitioners file.