Quick answers
- Which hospitals does Thomas S. Granchi work at?
- Medicare's official clinician data lists Thomas S. Granchi at 1 hospital: HCA Houston Healthcare Clear Lake. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas S. Granchi see patients?
- Medicare's clinician data lists 4 practice locations, including Cypress, TX, Webster, TX and Texas City, TX. Call before your visit to confirm the address.
- What is Thomas S. Granchi's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Thomas S. Granchi accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas S. Granchi 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 Thomas S. Granchi?
- (832) 912-3500, as listed in official Medicare / NPI Registry data.
- What is Thomas S. Granchi's NPI number?
- 1770663023. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas S. Granchi works
Medicare's Facility Affiliation Data lists Thomas S. Granchi 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 Clear LakeWebster, TX · Acute Care Hospital · CCN 450617
Practice locations
Addresses where Thomas S. Granchi is enrolled with Medicare (CMS data updated 2026-10-02).
- 21214 Northwest FwyCypress, TX 77429 (832) 912‑3500
- 500 W Medical Ctr BlvdWebster, TX 77598 (281) 332‑2511
- 6801 Emmett F Lowry ExpyTexas City, TX 77591 (800) 930‑6313
- 7101 S Padre Island DrCorpus Christi, TX 78412 (361) 761‑1000
Group practices
Medicare enrollment lists Thomas S. Granchi as a member of this group (CMS data updated 2026-10-02).
- Urgent Specialty Associates of Texas PLLC65 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Cypress
Clinicians with the same Medicare primary specialty in Cypress, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770663023 |
| 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