Quick answers
- Which hospitals does Mumnoon Haider work at?
- Medicare's official clinician data lists Mumnoon Haider at 3 hospitals: North Austin Medical Center, Round Rock Medical Center and St David's Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mumnoon Haider see patients?
- Medicare's clinician data lists 8 practice locations, including Austin, TX, San Marcos, TX and Marble Falls, TX. Call before your visit to confirm the address.
- What is Mumnoon Haider's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Mumnoon Haider accept Medicare assignment?
- Yes. Medicare's clinician data says Mumnoon Haider 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.
- Does Mumnoon Haider offer telehealth?
- Medicare's clinician data says Mumnoon Haider offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mumnoon Haider?
- (512) 248-7000, as listed in official Medicare / NPI Registry data.
- What is Mumnoon Haider's NPI number?
- 1326255308. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mumnoon Haider works
Medicare's Facility Affiliation Data lists Mumnoon Haider at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- North Austin Medical CenterAustin, TX · Acute Care Hospital · CCN 450809
- Round Rock Medical CenterRound Rock, TX · Acute Care Hospital · CCN 450718
- St David's Medical CenterAustin, TX · Acute Care Hospital · CCN 450431
Practice locations
Addresses where Mumnoon Haider is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 1201 W Louis Henna BlvdAustin, TX 78681 (512) 248‑7000
- 12221 N Mopac ExpyAustin, TX 78758 (512) 901‑2530
- 12221 N Mopac Expy, St. David'S North Austin Medical CenterAustin, TX 78758 (512) 901‑2530
- 1330 Wonder World Dr, Suite 101San Marcos, TX 78666 (512) 805‑0680
- 1515 N US Hwy 281, FreseniusMarble Falls, TX 78654 (830) 798‑9575
Group practices
Medicare enrollment lists Mumnoon Haider as a member of this group (CMS data updated 2026-10-02).
- The Austin Diagnostic Clinic PLLC86 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Austin
Clinicians with the same Medicare primary specialty in Austin, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1326255308 |
| 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