Quick answers
- Which hospitals does Sibtain H. Ali work at?
- Medicare's official clinician data lists Sibtain H. Ali at 3 hospitals: HCA Houston Healthcare Pearland, HCA Houston Healthcare Southeast and Houston Methodist Baytown Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sibtain H. Ali see patients?
- Medicare's clinician data lists 3 practice locations, including Houston, TX. Call before your visit to confirm the address.
- What is Sibtain H. Ali's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Sibtain H. Ali accept Medicare assignment?
- Yes. Medicare's clinician data says Sibtain H. Ali 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 Sibtain H. Ali?
- (281) 464-9681, as listed in official Medicare / NPI Registry data.
- What is Sibtain H. Ali's NPI number?
- 1013933902. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sibtain H. Ali works
Medicare's Facility Affiliation Data lists Sibtain H. Ali at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HCA Houston Healthcare PearlandPearland, TX · Acute Care Hospital · CCN 670106
- HCA Houston Healthcare SoutheastPasadena, TX · Acute Care Hospital · CCN 450097
- Houston Methodist Baytown HospitalBaytown, TX · Acute Care Hospital · CCN 450424
Practice locations
Addresses where Sibtain H. Ali is enrolled with Medicare (CMS data updated 2026-10-02).
- 11665 Fuqua St, Suite C301Houston, TX 77034
- 11914 Astoria Blvd, Suite 420Houston, TX 77089 (281) 464‑9681
- 4407 Yoakum Blvd, Suite BHouston, TX 77006 (281) 528‑8111
Group practices
Medicare enrollment lists Sibtain H. Ali as a member of this group (CMS data updated 2026-10-02).
- Renal Specialists of Houston, PA24 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013933902 |
| 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