Doctor profile · Federal record

Dr. Richard Nguyen, DO

Family Medicine Physician (CMS: Family Practice) · Chandler, AZ

  • NPI 1164496204
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1343 N Alma School RD, Ste 160
Chandler, AZ 85224
(480) 963-1853
fax (480) 963-1854

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 21, 2018
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Arizona #4056
Medicaid
AZ #891459

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164496204. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
520
Distinct HCPCS
6
Medicare allowed
$51,664
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 195 118 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 179 113 $123
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 69 69 $125
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 33 33 $14
99497 Advance care planning, first 30 minutes 29 28 $81
93922 Ultrasound study of arm and leg arteries 15 15 $79

In context: peer comparison

Among 43 peers in Chandler Family Medicine Physician, average services per provider: 124. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$885
Transactions
38
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 8 $212.24
Janssen Pharmaceuticals, INC 3 $111.21
Amgen INC. 3 $73.15
Sanofi-Aventis U.S. LLC 3 $50.21
Abbvie INC. 2 $49.77
Pfizer INC. 3 $46.37
GlaxoSmithKline, LLC. 2 $43.70
Boston Scientific Corporation 1 $43.55
Bayer Healthcare Pharmaceuticals INC. 3 $42.38
Abbott Laboratories 2 $38.64
Exact Sciences Corporation 2 $38.02
Lilly USA, LLC 2 $35.28
Boehringer Ingelheim Pharmaceuticals, INC. 2 $33.84
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $20.49
Gilead Sciences, INC. 1 $17.62

By nature of payment

Food and Beverage
$885

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,322
Patients
1,088
Total drug cost
$58,564
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 504 162 $6,962
Amlodipine Besylate Generic 372 124 $3,194
Losartan Potassium Generic 342 107 $6,190
Metformin Hcl Generic 325 106 $3,776
Levothyroxine Sodium Generic 223 63 $3,930
Alendronate Sodium Generic 209 66 $4,460
Lisinopril Generic 194 62 $2,122
Omeprazole Generic 175 58 $3,828
Gabapentin Generic 165 53 $5,065
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 160 60 $6,304

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Nguyen's medical specialty?
Dr. Richard Nguyen practices Family Medicine Physician in Chandler, AZ.
Where does Dr. Richard Nguyen practice?
Dr. Richard Nguyen practices at 1343 N Alma School RD, Chandler, AZ 85224. Office phone: 4809631853.
What is Dr. Richard Nguyen's NPI?
Dr. Richard Nguyen's National Provider Identifier (NPI) is 1164496204, issued by NPPES.
Does Dr. Richard Nguyen accept Medicare assignment?
Yes. Dr. Richard Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.