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Internal Medicine

Ryan Sullivan, DO

Works at hospitals in Nashville, TN · Tennessee

Summary

Ryan Sullivan, DO (Internal Medicine) is listed by Medicare at 1 hospital in Nashville, TN. NPI 1376246637. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ryan 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
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
MaleGender (as listed)

Quick answers

Which hospitals does Ryan Sullivan work at?
Medicare's official clinician data lists Ryan Sullivan at 1 hospital: Ascension Saint Thomas Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ryan Sullivan see patients?
Medicare's clinician data lists 1 practice location in Lafayette, LA. Call before your visit to confirm the address.
What is Ryan Sullivan's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Ryan Sullivan accept Medicare assignment?
Medicare's clinician data says Ryan Sullivan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Ryan Sullivan's NPI number?
1376246637. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ryan Sullivan works

Medicare's Facility Affiliation Data lists Ryan Sullivan 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 Ryan Sullivan is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Internal Medicine doctors in Louisiana →

Other internal medicine doctors in Lafayette

Clinicians with the same Medicare primary specialty in Lafayette, LA — not a recommendation.

All internal medicine doctors in Lafayette →

Clinician information

CredentialDO
Graduation year2023
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1376246637
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