Quick answers
- Which hospitals does George S. Mannel work at?
- Medicare's official clinician data lists George S. Mannel at 1 hospital: Guadalupe Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does George S. Mannel see patients?
- Medicare's clinician data lists 1 practice location in Seguin, TX. Call before your visit to confirm the address.
- What is George S. Mannel's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does George S. Mannel accept Medicare assignment?
- Yes. Medicare's clinician data says George S. Mannel 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 George S. Mannel?
- (830) 372-0600, as listed in official Medicare / NPI Registry data.
- What is George S. Mannel's NPI number?
- 1366490229. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where George S. Mannel works
Medicare's Facility Affiliation Data lists George S. Mannel at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Guadalupe Regional Medical CenterSeguin, TX · Acute Care Hospital · CCN 450104
Practice locations
Addresses where George S. Mannel is enrolled with Medicare (CMS data updated 2026-10-02).
- 1255 Ashby StSeguin, TX 78155 (830) 372‑0600
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Seguin
Clinicians with the same Medicare primary specialty in Seguin, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical Branch At Galveston |
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1366490229 |
| 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