Doctor profile · Federal record

Dr. Thang Nguyen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Sun City, CA

  • NPI 1013916048
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
27830 Bradley RD
Sun City, CA 925862239
(951) 679-2358
fax (951) 672-8599

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
November 24, 2009
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A78238

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013916048. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
960
Distinct HCPCS
6
Medicare allowed
$116,703
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 622 60 $121
99214 Established patient office or other outpatient visit, 30-39 minutes 177 111 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 69 55 $82
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 58 58 $133
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 17 $176
99239 Hospital discharge day management, more than 30 minutes 16 14 $117

In context: peer comparison

Among 7 peers in Sun City Internal Medicine Physician, average services per provider: 157. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$516
Transactions
24
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 4 $75.82
Novo Nordisk INC 3 $67.91
Amgen INC. 2 $61.94
Merck Sharp & Dohme LLC 3 $60.72
AstraZeneca Pharmaceuticals Lp 3 $52.26
Bayer Healthcare Pharmaceuticals INC. 2 $30.38
Lilly USA, LLC 1 $30.07
Dexcom, INC. 1 $26.67
E.R. Squibb & Sons, L.L.C. 1 $25.68
Actelion Pharmaceuticals US, INC. 1 $24.42
Edwards Lifesciences Corporation 1 $24.34
Lexicon Pharmaceuticals, INC. 1 $22.06
Novartis Pharmaceuticals Corporation 1 $14.01

By nature of payment

Food and Beverage
$516

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,653
Patients
783
Total drug cost
$45,266
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 399 129 $7,642
Losartan Potassium Generic 264 75 $4,233
Levothyroxine Sodium Generic 233 56 $4,817
Amlodipine Besylate Generic 232 79 $2,566
Metformin Hcl Generic 230 66 $2,801
Metoprolol Succinate Generic 219 59 $3,972
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 192 49 $3,937
Gabapentin Generic 165 40 $2,907
Omeprazole Generic 140 46 $2,622
Furosemide Generic 120 43 $1,068

Frequently asked questions

Auto-generated from federal data
What is Dr. Thang Nguyen's medical specialty?
Dr. Thang Nguyen practices Internal Medicine Physician in Sun City, CA.
Where does Dr. Thang Nguyen practice?
Dr. Thang Nguyen practices at 27830 Bradley RD, Sun City, CA 925862239. Office phone: 9516792358.
What is Dr. Thang Nguyen's NPI?
Dr. Thang Nguyen's National Provider Identifier (NPI) is 1013916048, issued by NPPES.
Does Dr. Thang Nguyen accept Medicare assignment?
Yes. Dr. Thang Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thang Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.