Doctor profile · Federal record

Dr. Dan Nguyen, M.D.

Hospitalist Physician (CMS: Hospitalist) · San Diego, CA

  • NPI 1700204294
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4077 Fifth Ave
San Diego, CA 921032105
(619) 260-7125
Mailing address
10790 Rancho Bernardo RD # 4S-205
San Diego, CA 921275705

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
April 14, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A139705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700204294. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
169
Distinct HCPCS
2
Medicare allowed
$28,763
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 153 148 $179
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 16 13 $82

In context: peer comparison

Among 58 peers in San Diego Hospitalist Physician, average services per provider: 101. This provider delivers 1.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Dan Nguyen's medical specialty?
Dr. Dan Nguyen practices Hospitalist Physician in San Diego, CA.
Where does Dr. Dan Nguyen practice?
Dr. Dan Nguyen practices at 4077 Fifth Ave, San Diego, CA 921032105. Office phone: 6192607125.
What is Dr. Dan Nguyen's NPI?
Dr. Dan Nguyen's National Provider Identifier (NPI) is 1700204294, issued by NPPES.
Does Dr. Dan Nguyen accept Medicare assignment?
Yes. Dr. Dan Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dan Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.