Doctor profile · Federal record

Dr. Arnaldo Lasa Imbert, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · San Juan, PR

  • NPI 1801092671
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
735 Ave Ponce de Leon Ste 605
San Juan, PR 009175028
(787) 282-6301
Mailing address
J15 Ave San Patricio, Portales de San Patricio Apt. 606
Guaynabo, PR 009684505

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
July 13, 2011
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Puerto Rico #17105

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801092671. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
117
Distinct HCPCS
3
Medicare allowed
$10,130
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 87 49 $90
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 17 16 $51
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $111

In context: peer comparison

Among 18 peers in San Juan Gastroenterology Physician, average services per provider: 40. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,283
Patients
618
Total drug cost
$39,460
Drug Type Claims Patients Total cost
Omeprazole Generic 370 118 $3,474
Pantoprazole Sodium Generic 205 58 $1,773
Famotidine Generic 184 58 $2,193
Suprep (Sodium, Potassium,Mag Sulfates) Brand 132 129 $15,473
Sucralfate Generic 123 36 $9,555
Midazolam Hcl (Midazolam Hcl/Pf) Brand 78 78 $216
Fentanyl Citrate (Fentanyl Citrate/Pf) Brand 42 42 $173
Sodium Chloride (0.9 % Sodium Chloride) Brand 42 42 $108
Lidocaine Hcl Viscous (Lidocaine Hcl) Brand 40 40 $150
Lansoprazole Generic 34 17 $652

Frequently asked questions

Auto-generated from federal data
What is Dr. Arnaldo Lasa Imbert's medical specialty?
Dr. Arnaldo Lasa Imbert practices Gastroenterology Physician in San Juan, PR.
Where does Dr. Arnaldo Lasa Imbert practice?
Dr. Arnaldo Lasa Imbert practices at 735 Ave Ponce de Leon Ste 605, San Juan, PR 009175028. Office phone: 7872826301.
What is Dr. Arnaldo Lasa Imbert's NPI?
Dr. Arnaldo Lasa Imbert's National Provider Identifier (NPI) is 1801092671, issued by NPPES.
Does Dr. Arnaldo Lasa Imbert accept Medicare assignment?
Yes. Dr. Arnaldo Lasa Imbert accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arnaldo Lasa Imbert commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); 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); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.