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Gastroenterology

Wilma L. Cotto Oyola, MD

Sees patients in Bayamon, PR · Puerto Rico

Summary

Dr. Wilma L. Cotto Oyola, MD is a gastroenterologist at B1 Calle Santa Cruz, Suite 203, Bayamon, PR 00961. Phone: (787) 798-5998. Accepts Medicare assignment. In 2024, Wilma L. Cotto Oyola had 31 Original Medicare patients and 109 services. NPI 1235320086. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: B1 Calle Santa Cruz, Suite 203, Bayamon, PR 00961 · Directions
  • Phone: (787) 798‑5998
  • Medicare: Accepts Medicare assignment
  • Medical school: Ponce School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Wilma L. Cotto Oyola, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Wilma L. Cotto Oyola accept Medicare assignment?
Yes. Medicare's clinician data says Wilma L. Cotto Oyola accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Wilma L. Cotto Oyola see?
In 2024, CMS data shows 31 Original Medicare patients and 109 services for Wilma L. Cotto Oyola. This counts Original Medicare only and measures volume, not quality.
What is Wilma L. Cotto Oyola's NPI number?
1235320086. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Wilma L. Cotto Oyola, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients31
Services billed to Medicare109
Different services or procedures8
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)58 services
  2. 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 (G0500)20 services
  3. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes58%
  • Arthritis48%
  • Chronic kidney disease42%
  • Asthma35%

Practice locations

Addresses where Wilma L. Cotto Oyola is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Gastroenterology doctors in Puerto Rico →

Other gastroenterologists in Bayamon

Clinicians with the same Medicare primary specialty in Bayamon, PR — not a recommendation.

All gastroenterologists in Bayamon →

Clinician information

CredentialMD
Medical schoolPonce School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235320086
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians