Doctor profile · Federal record

Dr. Conrado Asenjo, MD

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

  • NPI 1104835073
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
369 de Diego Ave., Torre San Francisco Suite 602
San Juan, PR 009233005
(787) 754-5091
fax (787) 753-1783
Mailing address
89 Ave de Diego, Suite 105 Pmb-407
San Juan, PR 009276372

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Puerto Rico #11874

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104835073. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
17
Distinct HCPCS
1
Medicare allowed
$1,338
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 17 15 $79

In context: peer comparison

Among 18 peers in San Juan Gastroenterology Physician, average services per provider: 40. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$169
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 2 $144.11
Abbvie INC. 1 $25.00

By nature of payment

Food and Beverage
$169

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,580
Patients
1,827
Total drug cost
$186,266
Drug Type Claims Patients Total cost
Famotidine Generic 418 193 $4,193
Sodium Chloride (0.9 % Sodium Chloride) Brand 365 342 $1,710
Suprep (Sodium, Potassium,Mag Sulfates) Brand 335 335 $38,854
Midazolam Hcl (Midazolam Hcl/Pf) Brand 236 221 $708
Sucralfate Generic 193 93 $36,803
Pantoprazole Sodium Generic 187 91 $1,175
Flumazenil Generic 173 166 $1,465
Esomeprazole Magnesium Generic 163 81 $3,305
Lansoprazole Generic 157 82 $1,746
Linzess (Linaclotide) Brand 153 55 $81,276

Frequently asked questions

Auto-generated from federal data
What is Dr. Conrado Asenjo's medical specialty?
Dr. Conrado Asenjo practices Gastroenterology Physician in San Juan, PR.
Where does Dr. Conrado Asenjo practice?
Dr. Conrado Asenjo practices at 369 de Diego Ave., San Juan, PR 009233005. Office phone: 7877545091.
What is Dr. Conrado Asenjo's NPI?
Dr. Conrado Asenjo's National Provider Identifier (NPI) is 1104835073, issued by NPPES.
Does Dr. Conrado Asenjo accept Medicare assignment?
Yes. Dr. Conrado Asenjo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Conrado Asenjo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.