Doctor profile · Federal record

Dr. John Nguyen, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Internal Medicine Physician · Los Angeles, CA

  • NPI 1770724544
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 N State St # 14901
Los Angeles, CA 900331029
(818) 473-0006
fax (714) 740-5032
Mailing address
1401 N Huron Dr
Santa Ana, CA 927063133

Credentials & registration

NPPES · NUCC
NPI registered
March 2009 — 17 yrs on file
Profile last updated
March 21, 2025
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A106896

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770724544. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
4
Medicare allowed
$17,225
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 35 34 $167
00142 Anesthesia for lens surgery 34 34 $132
00811 Anesthesia for other procedure on large bowel using an endoscope 23 23 $156
00813 Anesthesia for procedure on small and large bowel using an endoscope 17 17 $195

In context: peer comparison

Among 169 peers in this city , average services per provider: 34. This provider delivers 3.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Nguyen's medical specialty?
Dr. John Nguyen practices Anesthesiology Physician in Los Angeles, CA.
Where does Dr. John Nguyen practice?
Dr. John Nguyen practices at 1200 N State St # 14901, Los Angeles, CA 900331029. Office phone: 8184730006.
What is Dr. John Nguyen's NPI?
Dr. John Nguyen's National Provider Identifier (NPI) is 1770724544, issued by NPPES.
Does Dr. John Nguyen accept Medicare assignment?
Yes. Dr. John Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.