Quick answers
- Which hospitals does Michael J. Diamond work at?
- Medicare's official clinician data lists Michael J. Diamond at 2 hospitals: Frio Regional Hospital and Medina Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael J. Diamond see patients?
- Medicare's clinician data lists 1 practice location in Llano, TX. Call before your visit to confirm the address.
- What is Michael J. Diamond's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Michael J. Diamond accept Medicare assignment?
- Yes. Medicare's clinician data says Michael J. Diamond 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 Michael J. Diamond?
- (325) 247-5040, as listed in official Medicare / NPI Registry data.
- What is Michael J. Diamond's NPI number?
- 1679735625. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael J. Diamond works
Medicare's Facility Affiliation Data lists Michael J. Diamond at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Frio Regional HospitalPearsall, TX · Critical Access Hospital · CCN 451391
- Medina Regional HospitalHondo, TX · Critical Access Hospital · CCN 451330
Practice locations
Addresses where Michael J. Diamond is enrolled with Medicare (CMS data updated 2026-10-02).
- 200 W Ollie StLlano, TX 78643 (325) 247‑5040
Group practices
Medicare enrollment lists Michael J. Diamond as a member of this group (CMS data updated 2026-10-02).
- Concord Medical Group of Texas PLLC321 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Llano
Clinicians with the same Medicare primary specialty in Llano, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679735625 |
| 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