Quick answers
- Which hospitals does Ali H. Moussa work at?
- Medicare's official clinician data lists Ali H. Moussa at 5 hospitals: Ascension St John Medical Center, Cherokee Nation W W Hastings Indian Hospital, McAlester Regional Health Center, Saint Francis Hospital Muskogee and Saint Francis Hospital, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ali H. Moussa see patients?
- Medicare's clinician data lists 1 practice location in Tulsa, OK. Call before your visit to confirm the address.
- What is Ali H. Moussa's specialty?
- Medicare lists Hematology/Oncology as the primary specialty, and also Medical Oncology.
- Does Ali H. Moussa accept Medicare assignment?
- Yes. Medicare's clinician data says Ali H. Moussa 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 Ali H. Moussa?
- (918) 505-3200, as listed in official Medicare / NPI Registry data.
- What is Ali H. Moussa's NPI number?
- 1548207814. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ali H. Moussa works
Medicare's Facility Affiliation Data lists Ali H. Moussa at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St John Medical CenterTulsa, OK · Acute Care Hospital · CCN 370114
- Cherokee Nation W W Hastings Indian HospitalTahlequah, OK · Acute Care Hospital · CCN 370171
- McAlester Regional Health CenterMcAlester, OK · Acute Care Hospital · CCN 370034
- Saint Francis Hospital MuskogeeMuskogee, OK · Acute Care Hospital · CCN 370025
- Saint Francis Hospital, IncTulsa, OK · Acute Care Hospital · CCN 370091
Practice locations
Addresses where Ali H. Moussa is enrolled with Medicare (CMS data updated 2026-10-02).
- 12697 E 51st StTulsa, OK 74146 (918) 505‑3200
Group practices
Medicare enrollment lists Ali H. Moussa as a member of this group (CMS data updated 2026-10-02).
- Oklahoma Cancer Specialists and Research Institute, LLC47 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Medical Oncologyalso
Other hematologist-oncologists in Tulsa
Clinicians with the same Medicare primary specialty in Tulsa, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548207814 |
| 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