Doctor profile · Federal record

Dr. Dupinder Singh, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Duarte, CA

  • NPI 1245671833
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Duarte RD
Duarte, CA 910103012
(626) 256-4673
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
December 2, 2020
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
California #A161325 · Michigan #4301102786

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245671833. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
752
Distinct HCPCS
10
Medicare allowed
$92,263
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 139 139 $140
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 112 109 $106
99442 Telephone medical discussion with physician, 11-20 minutes 99 84 $70
45380 Biopsy of large bowel using a flexible endoscope 75 75 $136
99205 New patient office or other outpatient visit, 60-74 minutes 51 51 $191
99215 Established patient office or other outpatient visit, 40-54 minutes 45 43 $151
99214 Established patient office or other outpatient visit, 30-39 minutes 44 43 $103
99441 Telephone medical discussion with physician, 5-10 minutes 42 38 $37
99442 Telephone medical discussion with physician, 11-20 minutes 37 34 $70
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 34 34 $259

In context: peer comparison

Among 4 peers in Duarte Gastroenterology Physician, average services per provider: 47. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 1 $33.23

By nature of payment

Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
372
Patients
148
Total drug cost
$134,247
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 91 46 $1,694
Omeprazole Generic 43 24 $750
Vemlidy (Tenofovir Alafenamide) Brand 43 0 $65,274
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 42 42 $3,488
Entecavir Generic 28 12 $10,059
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 26 24 $434
Linzess (Linaclotide) Brand 24 0 $21,217
Cholestyramine (Cholestyramine (With Sugar)) Brand 22 0 $2,223
Famotidine Generic 14 0 $208
Ursodiol Generic 14 0 $3,503

Frequently asked questions

Auto-generated from federal data
What is Dr. Dupinder Singh's medical specialty?
Dr. Dupinder Singh practices Gastroenterology Physician in Duarte, CA.
Where does Dr. Dupinder Singh practice?
Dr. Dupinder Singh practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 6262564673.
What is Dr. Dupinder Singh's NPI?
Dr. Dupinder Singh's National Provider Identifier (NPI) is 1245671833, issued by NPPES.
Does Dr. Dupinder Singh accept Medicare assignment?
Yes. Dr. Dupinder Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dupinder Singh commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.