Quick answers
- Which hospitals does Ian Greenberg work at?
- Medicare's official clinician data lists Ian Greenberg at 2 hospitals: Medical City Arlington and St Lukes Magic Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ian Greenberg see patients?
- Medicare's clinician data lists 4 practice locations, including Arlington, TX and Twin Falls, ID. Call before your visit to confirm the address.
- What is Ian Greenberg's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Ian Greenberg accept Medicare assignment?
- Yes. Medicare's clinician data says Ian Greenberg 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 Ian Greenberg?
- (682) 509-6200, as listed in official Medicare / NPI Registry data.
- What is Ian Greenberg's NPI number?
- 1649791542. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ian Greenberg works
Medicare's Facility Affiliation Data lists Ian Greenberg at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Medical City ArlingtonArlington, TX · Acute Care Hospital · CCN 450675
- St Lukes Magic Valley Medical CenterTwin Falls, ID · Acute Care Hospital · CCN 130002
Practice locations
Addresses where Ian Greenberg is enrolled with Medicare (CMS data updated 2026-10-02).
- 3301 Matlock RdArlington, TX 76015 (682) 509‑6200
- 746 N College RdTwin Falls, ID 83301
- 775 Pole Line Rd WTwin Falls, ID 83301
- 801 Pole Line Rd WTwin Falls, ID 83301
Group practices
Medicare enrollment lists Ian Greenberg as a member of these groups (CMS data updated 2026-10-02).
- St Lukes Clinic LLC316 clinicians in the group
- Dallas Medical Specialists, PLLC87 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Arlington
Clinicians with the same Medicare primary specialty in Arlington, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Missouri, Kansas City, School Of Medicine |
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649791542 |
| 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