Doctor profile · Federal record

Dr. Silas Chiu, M.D.

Emergency Medicine Physician · Fontana, CA

  • NPI 1023370525
  • 14 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9961 Sierra Ave
Fontana, CA 923356720
(909) 427-5000
fax (310) 782-1763
Mailing address
294 Cardinal Ln
Upland, CA 917867725

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
December 6, 2021
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A127295

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023370525. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
15
Distinct HCPCS
1
Medicare allowed
$1,838
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 15 15 $123

In context: peer comparison

Among 12 peers in this city , average services per provider: 23. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
223
Patients
223
Total drug cost
$2,317
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 70 70 $439
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 46 46 $307
Cephalexin Generic 38 38 $484
Azithromycin Generic 15 15 $137
Ibuprofen Generic 15 15 $111
Ciprofloxacin Hcl Generic 14 14 $123
Cefpodoxime Proxetil Generic 13 13 $625
Metronidazole Generic 12 12 $90

Frequently asked questions

Auto-generated from federal data
What is Dr. Silas Chiu's medical specialty?
Dr. Silas Chiu practices Emergency Medicine Physician in Fontana, CA.
Where does Dr. Silas Chiu practice?
Dr. Silas Chiu practices at 9961 Sierra Ave, Fontana, CA 923356720. Office phone: 9094275000.
What is Dr. Silas Chiu's NPI?
Dr. Silas Chiu's National Provider Identifier (NPI) is 1023370525, issued by NPPES.
What procedures does Dr. Silas Chiu commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.