Doctor profile · Federal record

Dr. Azam Riyaz, MD

Gastroenterology Physician (CMS: Gastroenterology) · Torrance, CA

  • NPI 1184613382
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
23451 Madison St Ste 290
Torrance, CA 905054737
(310) 375-1246
fax (310) 375-0590

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
September 26, 2024
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A61966

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184613382. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,249
Distinct HCPCS
10
Medicare allowed
$160,616
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 284 284 $174
99203 New patient office or other outpatient visit, 30-44 minutes 225 225 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 209 151 $122
88305 Pathology examination of tissue using a microscope, intermediate complexity 137 57 $41
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 92 38 $125
45380 Biopsy of large bowel using a flexible endoscope 65 65 $150
99213 Established patient office or other outpatient visit, 20-29 minutes 65 59 $86
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 55 54 $102
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 47 45 $183
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 26 26 $228

In context: peer comparison

Among 19 peers in Torrance Gastroenterology Physician, average services per provider: 105. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$302
Transactions
15
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 7 $140.92
Merck Sharp & Dohme LLC 3 $55.71
Pfizer INC. 2 $48.51
Ipsen Biopharmaceuticals, INC 1 $20.00
Phathom Pharmaceuticals, INC. 1 $19.15
Celltrion USA INC. 1 $17.53

By nature of payment

Food and Beverage
$282
Education
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
692
Patients
292
Total drug cost
$166,371
Drug Type Claims Patients Total cost
Omeprazole Generic 188 75 $2,024
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 149 142 $2,299
Famotidine Generic 62 24 $920
Creon (Lipase/Protease/Amylase) Brand 43 0 $59,599
Vemlidy (Tenofovir Alafenamide) Brand 32 0 $43,538
Ursodiol Generic 29 0 $7,072
Mesalamine Generic 26 0 $19,932
Pantoprazole Sodium Generic 24 12 $369
Lubiprostone Generic 23 11 $2,827
Lactulose Generic 22 0 $2,439

Frequently asked questions

Auto-generated from federal data
What is Dr. Azam Riyaz's medical specialty?
Dr. Azam Riyaz practices Gastroenterology Physician in Torrance, CA.
Where does Dr. Azam Riyaz practice?
Dr. Azam Riyaz practices at 23451 Madison St Ste 290, Torrance, CA 905054737. Office phone: 3103751246.
What is Dr. Azam Riyaz's NPI?
Dr. Azam Riyaz's National Provider Identifier (NPI) is 1184613382, issued by NPPES.
Does Dr. Azam Riyaz accept Medicare assignment?
Yes. Dr. Azam Riyaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Azam Riyaz commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.