Quick answers
- Which hospitals does Ivan Castillo-Salazar work at?
- Medicare's official clinician data lists Ivan Castillo-Salazar at 2 hospitals: Ascension Providence and Houston Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ivan Castillo-Salazar see patients?
- Medicare's clinician data lists 1 practice location in Woodway, TX. Call before your visit to confirm the address.
- What is Ivan Castillo-Salazar's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Ivan Castillo-Salazar accept Medicare assignment?
- Yes. Medicare's clinician data says Ivan Castillo-Salazar 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 Ivan Castillo-Salazar?
- (254) 753-7007, as listed in official Medicare / NPI Registry data.
- What is Ivan Castillo-Salazar's NPI number?
- 1316155443. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ivan Castillo-Salazar works
Medicare's Facility Affiliation Data lists Ivan Castillo-Salazar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension ProvidenceWaco, TX · Acute Care Hospital · CCN 450042
- Houston Methodist HospitalHouston, TX · Acute Care Hospital · CCN 450358
Practice locations
Addresses where Ivan Castillo-Salazar is enrolled with Medicare (CMS data updated 2026-10-02).
- 203 Archway DrWoodway, TX 76712 (254) 753‑7007
Group practices
Medicare enrollment lists Ivan Castillo-Salazar as a member of this group (CMS data updated 2026-10-02).
- Texas Retina Associates18 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316155443 |
| 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