Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Rebecca Sullivan, MD

Sees patients in Victoria, TX · Texas

Summary

Rebecca Sullivan, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Victoria, TX. NPI 1679193767. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Rebecca Sullivan, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
6Years since medical school (graduated 2020)
FemaleGender (as listed)
Citizens Medical Center County of VictoriaGroup practice

Quick answers

Where does Rebecca Sullivan see patients?
Medicare's clinician data lists 1 practice location in Victoria, TX. Call before your visit to confirm the address.
What is Rebecca Sullivan's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Gastroenterology.
Does Rebecca Sullivan accept Medicare assignment?
Yes. Medicare's clinician data says Rebecca Sullivan 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 Rebecca Sullivan?
(361) 582-5700, as listed in official Medicare / NPI Registry data.
What is Rebecca Sullivan's NPI number?
1679193767. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

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

Group practices

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

  • Citizens Medical Center County of Victoria100 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Victoria

Clinicians with the same Medicare primary specialty in Victoria, TX — not a recommendation.

All internal medicine doctors in Victoria →

Clinician information

CredentialMD
Graduation year2020
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1679193767
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 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians