Doctor profile · Federal record

Dr. Eugene Lam, MD

Gastroenterology Physician (CMS: Gastroenterology) · La Quinta, CA

  • NPI 1043257769
  • Accepts Medicare
  • MIPS 79.9 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
47647 Caleo Bay Dr Ste 210
La Quinta, CA 92253
(760) 771-1000
fax (760) 771-9001
Additional location
2001 Santa Monica Blvd, Suite 360W
Santa Monica, CA 904042102
(310) 453-1871
fax (310) 453-3910

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 13, 2018
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A83230

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043257769. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
399
Distinct HCPCS
10
Medicare allowed
$42,963
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 74 74 $143
99214 Established patient office or other outpatient visit, 30-39 minutes 73 53 $105
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 73 71 $6
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 50 49 $71
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 44 42 $244
45380 Biopsy of large bowel using a flexible endoscope 37 35 $101
45381 Injection beneath lining of large bowel using a flexible endoscope 13 13 $16
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 13 13 $190
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 11 11 $137
45378 Diagnostic exam of large bowel using a flexible endoscope 11 11 $190

In context: peer comparison

Among 1 peers in La Quinta Gastroenterology Physician, average services per provider: 39. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Olympus America INC. 1 $16.76

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
809
Patients
325
Total drug cost
$168,975
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 230 51 $2,469
Omeprazole Generic 86 31 $953
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 85 81 $1,730
Creon (Lipase/Protease/Amylase) Brand 76 14 $90,072
Famotidine Generic 66 19 $1,213
Sucralfate Generic 50 15 $15,475
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 43 41 $3,570
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 30 28 $1,050
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 27 27 $543
Dicyclomine Hcl Generic 26 0 $684

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eugene Lam's medical specialty?
Dr. Eugene Lam practices Gastroenterology Physician in La Quinta, CA.
Where does Dr. Eugene Lam practice?
Dr. Eugene Lam practices at 47647 Caleo Bay Dr Ste 210, La Quinta, CA 92253. Office phone: 7607711000.
What is Dr. Eugene Lam's NPI?
Dr. Eugene Lam's National Provider Identifier (NPI) is 1043257769, issued by NPPES.
Does Dr. Eugene Lam accept Medicare assignment?
Yes. Dr. Eugene Lam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eugene Lam commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.