Quick answers
- Does Calvin L. Cargill accept Medicare assignment?
- Yes. Medicare's clinician data says Calvin L. Cargill accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Calvin L. Cargill's NPI number?
- 1811960628. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Calvin L. Cargill works
Medicare's Facility Affiliation Data lists Calvin L. Cargill at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Martin County Hospital DistrictStanton, TX · Critical Access Hospital · Emergency services: listed by Medicare · CCN 451333
- Midland Memorial HospitalMidland, TX · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 450133
Practice locations
Addresses where Calvin L. Cargill is enrolled with Medicare (CMS data updated October 2, 2026).
- 306 W 3rd StBig Spring, TX 79720 (432) 267‑3806
- 600 EStanton, TX 79782
Group practices
Medicare enrollment lists Calvin L. Cargill as a member of these groups (CMS data updated October 2, 2026).
- Dora Roberts Rehabilitation Center106 clinicians in the group
- Martin County Hospital District31 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Big Spring
Clinicians with the same Medicare primary specialty in Big Spring, TX — not a recommendation.
Other clinicians in Dora Roberts Rehabilitation Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 1988 (38 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811960628 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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