Quick answers
- Which hospitals does Mathews Ninan work at?
- Medicare's official clinician data lists Mathews Ninan at 2 hospitals: Houston Methodist Sugar Land Hospital and Memorial Hermann Sugar Land Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mathews Ninan see patients?
- Medicare's clinician data lists 2 practice locations, including San Antonio, TX and Missouri City, TX. Call before your visit to confirm the address.
- What is Mathews Ninan's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Mathews Ninan accept Medicare assignment?
- Yes. Medicare's clinician data says Mathews Ninan 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 Mathews Ninan offer telehealth?
- Medicare's clinician data says Mathews Ninan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mathews Ninan?
- (210) 523-1411, as listed in official Medicare / NPI Registry data.
- What is Mathews Ninan's NPI number?
- 1659351716. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mathews Ninan works
Medicare's Facility Affiliation Data lists Mathews Ninan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Houston Methodist Sugar Land HospitalSugar Land, TX · Acute Care Hospital · CCN 450820
- Memorial Hermann Sugar Land HospitalSugar Land, TX · Acute Care Hospital · CCN 450848
Practice locations
Addresses where Mathews Ninan is enrolled with Medicare (CMS data updated 2026-10-02).
- 6157 NW Loop 410, 124 Wellmed at Ingram ParkSan Antonio, TX 78238 (210) 523‑1411
- 7010 Hwy 6Missouri City, TX 77459 (713) 442‑6700
Group practices
Medicare enrollment lists Mathews Ninan as a member of these groups (CMS data updated 2026-10-02).
- Kelsey-Seybold Medical Group, PLLC957 clinicians in the group
- Wellmed Medical Group PA646 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in San Antonio
Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1659351716 |
| 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