Quick answers
- Which hospitals does Charles C. Gregory work at?
- Medicare's official clinician data lists Charles C. Gregory at 1 hospital: CHRISTUS Spohn Hospital Corpus Christi. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Charles C. Gregory see patients?
- Medicare's clinician data lists 1 practice location in Portland, TX. Call before your visit to confirm the address.
- What is Charles C. Gregory's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Charles C. Gregory accept Medicare assignment?
- Yes. Medicare's clinician data says Charles C. Gregory 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 Charles C. Gregory?
- (361) 643-9800, as listed in official Medicare / NPI Registry data.
- What is Charles C. Gregory's NPI number?
- 1477581221. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Charles C. Gregory works
Medicare's Facility Affiliation Data lists Charles C. Gregory at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- CHRISTUS Spohn Hospital Corpus ChristiCorpus Christi, TX · Acute Care Hospital · CCN 450046
Practice locations
Addresses where Charles C. Gregory is enrolled with Medicare (CMS data updated 2026-10-02).
- 1500 Wildcat Dr, Suite CPortland, TX 78374 (361) 643‑9800
Group practices
Medicare enrollment lists Charles C. Gregory as a member of this group (CMS data updated 2026-10-02).
- Charles Gregory DO PA3 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Portland
Clinicians with the same Medicare primary specialty in Portland, TX — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477581221 |
| 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