Doctor profile · Federal record

Dr. Gregory Tong, M.D.

Emergency Medicine Physician · Los Angeles, CA

  • NPI 1871956359
  • 10 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
942 Westwood Boulevard, Suite 300
Los Angeles, CA 90024
(310) 794-0585
Mailing address
4712 Admiralty Way # 637
Marina del Rey, CA 902926905

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
March 13, 2024
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A152777

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871956359. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
28
Distinct HCPCS
1
Medicare allowed
$3,495
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 28 28 $125

In context: peer comparison

Among 185 peers in Los Angeles Emergency Medicine Physician, average services per provider: 87. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
200
Patients
199
Total drug cost
$3,041
Drug Type Claims Patients Total cost
Cefpodoxime Proxetil Generic 60 59 $1,777
Cephalexin Generic 49 49 $497
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 23 23 $156
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 23 23 $212
Cefadroxil Generic 17 17 $208
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 16 16 $115
Ciprofloxacin Hcl Generic 12 12 $77

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Tong's medical specialty?
Dr. Gregory Tong practices Emergency Medicine Physician in Los Angeles, CA.
Where does Dr. Gregory Tong practice?
Dr. Gregory Tong practices at 942 Westwood Boulevard, Los Angeles, CA 90024. Office phone: 3107940585.
What is Dr. Gregory Tong's NPI?
Dr. Gregory Tong's National Provider Identifier (NPI) is 1871956359, issued by NPPES.
What procedures does Dr. Gregory Tong 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.