Quick answers
- Which hospitals does Oswaldo Hasbun Avalos work at?
- Medicare's official clinician data lists Oswaldo Hasbun Avalos at 4 hospitals: Methodist Hospitals of Memphis, Northwest Texas Hospital, Tennova Healthcare - Newport Medical Center and Tennova Healthcare-Jefferson Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Oswaldo Hasbun Avalos see patients?
- Medicare's clinician data lists 4 practice locations, including Jefferson City, TN, Memphis, TN and Amarillo, TX. Call before your visit to confirm the address.
- What is Oswaldo Hasbun Avalos's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Oswaldo Hasbun Avalos accept Medicare assignment?
- Yes. Medicare's clinician data says Oswaldo Hasbun Avalos 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 Oswaldo Hasbun Avalos?
- (865) 471-2500, as listed in official Medicare / NPI Registry data.
- What is Oswaldo Hasbun Avalos's NPI number?
- 1104320019. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Oswaldo Hasbun Avalos works
Medicare's Facility Affiliation Data lists Oswaldo Hasbun Avalos at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Methodist Hospitals of MemphisMemphis, TN · Acute Care Hospital · CCN 440049
- Northwest Texas HospitalAmarillo, TX · Acute Care Hospital · CCN 450209
- Tennova Healthcare - Newport Medical CenterNewport, TN · Acute Care Hospital · CCN 440153
- Tennova Healthcare-Jefferson Memorial HospitalJefferson City, TN · Acute Care Hospital · CCN 440056
Practice locations
Addresses where Oswaldo Hasbun Avalos is enrolled with Medicare (CMS data updated 2026-10-02).
- 110 Hospital DrJefferson City, TN 37760 (865) 471‑2500
- 1300 Wesley DrMemphis, TN 38116 (901) 516‑3700
- 1501 S Coulter St, NW Tx Healthcare SysAmarillo, TX 79106 (561) 203‑0611
- 4121 S Georgia St, NW ER on GeorgiaAmarillo, TX 79110 (561) 203‑0611
Group practices
Medicare enrollment lists Oswaldo Hasbun Avalos as a member of these groups (CMS data updated 2026-10-02).
- Southeastern Emergency Physicians LLC784 clinicians in the group
- Em Alliance Texas PLLC82 clinicians in the group
- Methodist South Emergency Physicians, PLLC48 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Tennessee
Clinicians with the same Medicare primary specialty in Tennessee — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104320019 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians