Doctor profile · Federal record

Dr. Andrew Truong, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Mission Viejo, CA

  • NPI 1134513047
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26800 Crown Valley Pkwy Ste 305
Mission Viejo, CA 92691
(949) 364-6000
fax (949) 364-3213

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
November 11, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A159187

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134513047. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,478
Distinct HCPCS
10
Medicare allowed
$169,993
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 572 299 $137
36415 Insertion of needle into vein for collection of blood sample 231 163 $8
80053 Blood test, comprehensive group of blood chemicals 187 138 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 182 145 $7
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 173 173 $140
80061 Blood test, lipids (cholesterol and triglycerides) 166 130 $13
83036 Hemoglobin a1c level 126 92 $9
99213 Established patient office or other outpatient visit, 20-29 minutes 110 85 $98
82306 Vitamin d-3 level 59 54 $29
84443 Blood test, thyroid stimulating hormone (tsh) 57 47 $16

In context: peer comparison

Among 22 peers in this city , average services per provider: 176. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,017
Transactions
45
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 9 $216.36
Novartis Pharmaceuticals Corporation 7 $137.31
Abbott Laboratories 5 $89.43
Lilly USA, LLC 3 $69.95
Merck Sharp & Dohme LLC 3 $56.13
ABBVIE INC. 2 $44.23
Novo Nordisk Inc 2 $43.94
Phathom Pharmaceuticals, Inc. 2 $40.47
Amgen Inc. 2 $37.23
SANOFI-AVENTIS U.S. LLC 2 $36.56
Gilead Sciences, Inc. 2 $34.25
GlaxoSmithKline, LLC. 1 $33.62
PFIZER INC. 2 $32.96
Exact Sciences Corporation 2 $31.41
Otsuka America Pharmaceutical, Inc. 1 $26.46

By nature of payment

Food and Beverage
$1,017

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,200
Patients
642
Total drug cost
$107,796
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 333 97 $5,534
Rosuvastatin Calcium Generic 323 104 $10,782
Losartan Potassium Generic 285 80 $4,230
Amlodipine Besylate Generic 242 71 $1,988
Levothyroxine Sodium Generic 189 53 $3,916
Lisinopril Generic 127 36 $1,296
Tamsulosin Hcl Generic 113 39 $2,243
Zolpidem Tartrate Generic 94 22 $569
Metformin Hcl Generic 82 20 $899
Metoprolol Succinate Generic 82 23 $1,537

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Truong's medical specialty?
Dr. Andrew Truong practices Internal Medicine Physician in Mission Viejo, CA.
Where does Dr. Andrew Truong practice?
Dr. Andrew Truong practices at 26800 Crown Valley Pkwy Ste 305, Mission Viejo, CA 92691. Office phone: 9493646000.
What is Dr. Andrew Truong's NPI?
Dr. Andrew Truong's National Provider Identifier (NPI) is 1134513047, issued by NPPES.
Does Dr. Andrew Truong accept Medicare assignment?
Yes. Dr. Andrew Truong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Truong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.