Quick answers
- Which hospitals does Robert Marvin work at?
- Medicare's official clinician data lists Robert Marvin at 1 hospital: Longview Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert Marvin see patients?
- Medicare's clinician data lists 1 practice location in Bellaire, TX. Call before your visit to confirm the address.
- What is Robert Marvin's specialty?
- Medicare lists General Surgery as the primary specialty, and also Critical Care (Intensivists).
- Does Robert Marvin accept Medicare assignment?
- Yes. Medicare's clinician data says Robert Marvin 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 Robert Marvin?
- (713) 993-7124, as listed in official Medicare / NPI Registry data.
- What is Robert Marvin's NPI number?
- 1316006554. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert Marvin works
Medicare's Facility Affiliation Data lists Robert Marvin at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Longview Regional Medical CenterLongview, TX · Acute Care Hospital · CCN 450702
Practice locations
Addresses where Robert Marvin is enrolled with Medicare (CMS data updated 2026-10-02).
- 6330 W Loop S, Suite 610Bellaire, TX 77401 (713) 993‑7124
Specialties
- General Surgeryprimary
- Critical Care (Intensivists)also
Other general surgeons in Bellaire
Clinicians with the same Medicare primary specialty in Bellaire, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | McGill University, Faculty Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316006554 |
| 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