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Internal Medicine

Sean Neller, DO

Works at hospitals in Irving, TX · Texas

Summary

Sean Neller, DO (Internal Medicine) is listed by Medicare at 1 hospital in Irving, TX. NPI 1255866844. 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 Sean Neller, 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
9Years since medical school (graduated 2017)
University Of North Texas Hsc, College Of Osteopathic MedMedical school
MaleGender (as listed)
Wellmed Medical Group PAGroup practice (+1 more)

Quick answers

Which hospitals does Sean Neller work at?
Medicare's official clinician data lists Sean Neller at 1 hospital: Baylor Scott & White Medical Center at Irving. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Sean Neller see patients?
Medicare's clinician data lists 4 practice locations, including San Antonio, TX, Irving, TX and Rowlett, TX. Call before your visit to confirm the address.
What is Sean Neller's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Sean Neller accept Medicare assignment?
Yes. Medicare's clinician data says Sean Neller 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 Sean Neller?
(210) 523-1411, as listed in official Medicare / NPI Registry data.
What is Sean Neller's NPI number?
1255866844. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Sean Neller works

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

Group practices

Medicare enrollment lists Sean Neller as a member of these groups (CMS data updated 2026-10-02).

  • Wellmed Medical Group PA646 clinicians in the group
  • Medical Clinic of North Texas, PLLC267 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in San Antonio

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

All internal medicine doctors in San Antonio →

Clinician information

CredentialDO
Medical schoolUniversity Of North Texas Hsc, College Of Osteopathic Med
Graduation year2017
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1255866844
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