Doctor profile · Federal record

Dr. Anthony Chen, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Surgery Physician · Hacienda Heights, CA

  • NPI 1073527099
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1850 S Azusa Ave, Suite 102
Hacienda Heights, CA 917456827
(626) 912-2682
fax (626) 912-2684

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 2, 2010
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #G74781 · California #G074781

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073527099. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,462
Distinct HCPCS
10
Medicare allowed
$142,738
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 300 152 $132
36410 Insertion of needle into vein (3 years or older) 193 117 $18
99212 Established patient office or other outpatient visit, 10-19 minutes 188 99 $59
99213 Established patient office or other outpatient visit, 20-29 minutes 127 77 $94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 104 104 $133
93880 Ultrasound of both sides of head and neck blood flow 85 84 $210
G0008 Administration of influenza virus vaccine 73 73 $33
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 72 72 $212
G0009 Administration of pneumococcal vaccine 66 66 $33
77080 Dxa bone density measurement of hip, pelvis, spine 61 60 $41

In context: peer comparison

Among 5 peers in Hacienda Heights Internal Medicine Physician, average services per provider: 334. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,549
Patients
1,648
Total drug cost
$130,959
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 985 273 $18,003
Amlodipine Besylate Generic 678 202 $7,894
Losartan Potassium Generic 443 127 $8,021
Rosuvastatin Calcium Generic 437 156 $14,198
Simvastatin Generic 394 128 $5,532
Metoprolol Succinate Generic 331 96 $7,673
Valsartan Generic 286 83 $10,065
Ezetimibe Generic 284 90 $16,710
Metformin Hcl ER (Metformin Hcl) Brand 264 72 $4,267
Levothyroxine Sodium Generic 260 70 $5,971

Frequently asked questions

Auto-generated from federal data
What is Dr. Anthony Chen's medical specialty?
Dr. Anthony Chen practices Internal Medicine Physician in Hacienda Heights, CA.
Where does Dr. Anthony Chen practice?
Dr. Anthony Chen practices at 1850 S Azusa Ave, Hacienda Heights, CA 917456827. Office phone: 6269122682.
What is Dr. Anthony Chen's NPI?
Dr. Anthony Chen's National Provider Identifier (NPI) is 1073527099, issued by NPPES.
Does Dr. Anthony Chen accept Medicare assignment?
Dr. Anthony Chen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Anthony Chen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein (3 years or older) (HCPCS 36410); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.