Quick answers
- Which hospitals does Tom T. Thayil work at?
- Medicare's official clinician data lists Tom T. Thayil at 2 hospitals: Texas Health Presbyterian Hospital Dallas and Texas Institute for Surgery at Presbyterian Hospit…. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tom T. Thayil see patients?
- Medicare's clinician data lists 4 practice locations, including Frisco, TX and Dallas, TX. Call before your visit to confirm the address.
- What is Tom T. Thayil's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Tom T. Thayil accept Medicare assignment?
- Yes. Medicare's clinician data says Tom T. Thayil 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 Tom T. Thayil?
- (214) 221-6362, as listed in official Medicare / NPI Registry data.
- What is Tom T. Thayil's NPI number?
- 1972541381. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tom T. Thayil works
Medicare's Facility Affiliation Data lists Tom T. Thayil at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Texas Health Presbyterian Hospital DallasDallas, TX · Acute Care Hospital · CCN 450462
- Texas Institute for Surgery at Presbyterian Hospit…Dallas, TX · Acute Care Hospital · CCN 450889
Practice locations
Addresses where Tom T. Thayil is enrolled with Medicare (CMS data updated 2026-10-02).
- 5601 Warren PkwyFrisco, TX 75034 (214) 221‑6362
- 7115 Greenville AveDallas, TX 75231 (214) 221‑6362
- 8050 Meadow RdDallas, TX 75231 (214) 221‑6362
- 8200 Walnut Hill Ln, Presbyterian Hospital DallasDallas, TX 75231 (214) 345‑6789
Group practices
Medicare enrollment lists Tom T. Thayil as a member of these groups (CMS data updated 2026-10-02).
- Hospitalist Medicine Physicians of Texas PLLC686 clinicians in the group
- MD on Call PA11 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Frisco
Clinicians with the same Medicare primary specialty in Frisco, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical Branch At Galveston |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1972541381 |
| 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