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Gastroenterology

Vivian Ortiz, MD

Works at hospitals in Saint Louis, MO · Creve Coeur, MO · Belleville, IL · Missouri, Illinois

Summary

Vivian Ortiz, MD (Gastroenterology) is listed by Medicare at 4 hospitals in Saint Louis, MO, Creve Coeur, MO and Belleville, IL. NPI 1083060701. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Vivian Ortiz, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
10Years since medical school (graduated 2016)
Meharry Medical College School Of MedicineMedical school
FemaleGender (as listed)
Washington UniversityGroup practice

Quick answers

Which hospitals does Vivian Ortiz work at?
Medicare's official clinician data lists Vivian Ortiz at 4 hospitals: Barnes Jewish Hospital, Barnes-Jewish West County Hospital, Memorial Hospital and Missouri Baptist Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Vivian Ortiz see patients?
Medicare's clinician data lists 4 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
What is Vivian Ortiz's specialty?
Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
Does Vivian Ortiz accept Medicare assignment?
Yes. Medicare's clinician data says Vivian Ortiz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Vivian Ortiz?
(314) 747-3000, as listed in official Medicare / NPI Registry data.
What is Vivian Ortiz's NPI number?
1083060701. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Vivian Ortiz works

Medicare's Facility Affiliation Data lists Vivian Ortiz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Vivian Ortiz is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Vivian Ortiz as a member of this group (CMS data updated 2026-10-02).

  • Washington University3,029 clinicians in the group

Specialties

Find other Gastroenterology doctors in Missouri →

Other gastroenterologists in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All gastroenterologists in Saint Louis →

Clinician information

CredentialMD
Medical schoolMeharry Medical College School Of Medicine
Graduation year2016
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1083060701
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  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