Doctor profile · Federal record

Dr. Vincent Liou, PA-C

Endocrinology, Diabetes & Metabolism Physician · Physician Assistant · Scottsdale, AZ

  • NPI 1427584473
  • 9 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9328 E Raintree Dr
Scottsdale, AZ 852602098
(602) 266-8463
fax (602) 266-0122
Additional location
5520 W Chandler Blvd Ste 3
Chandler, AZ 852263693

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
October 17, 2024
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Arizona #6691

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427584473. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
615
Distinct HCPCS
5
Medicare allowed
$55,370
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 428 265 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 78 57 $58
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 61 36 $28
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $137
92250 Photography of the retina 19 18 $31

In context: peer comparison

Among 8 peers in Scottsdale Endocrinology, Diabetes & Metabolism Physician, average services per provider: 389. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$210
Transactions
13
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Beta Bionics, INC. 6 $81.37
Dexcom, INC. 2 $46.66
Novartis Pharmaceuticals Corporation 2 $34.02
CeQur Corporation 1 $17.07
Amneal Pharmaceuticals LLC 1 $16.25
Mannkind Corporation 1 $14.72

By nature of payment

Food and Beverage
$210

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,639
Patients
1,012
Total drug cost
$1,353,863
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 670 247 $11,020
Metformin Hcl Generic 262 95 $3,320
Rosuvastatin Calcium Generic 214 84 $5,482
Metformin Hcl ER (Metformin Hcl) Brand 212 88 $4,604
Trulicity (Dulaglutide) Brand 193 69 $418,801
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 190 81 $231,660
Atorvastatin Calcium Generic 183 65 $2,564
Ozempic (Semaglutide) Brand 144 50 $281,468
Synthroid (Levothyroxine Sodium) Brand 111 39 $11,852
Jardiance (Empagliflozin) Brand 97 41 $152,336

Frequently asked questions

Auto-generated from federal data
What is Dr. Vincent Liou's medical specialty?
Dr. Vincent Liou practices Endocrinology, Diabetes & Metabolism Physician in Scottsdale, AZ.
Where does Dr. Vincent Liou practice?
Dr. Vincent Liou practices at 9328 E Raintree Dr, Scottsdale, AZ 852602098. Office phone: 6022668463.
What is Dr. Vincent Liou's NPI?
Dr. Vincent Liou's National Provider Identifier (NPI) is 1427584473, issued by NPPES.
What procedures does Dr. Vincent Liou commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.