Quick answers
- Which hospitals does McCall R. Walker work at?
- Medicare's official clinician data lists McCall R. Walker at 5 hospitals: Lady of the Sea General Hospital, Ochsner St Anne General Hospital, Ochsner St Mary, Terrebonne General Medical Center - Parish and Thibodaux Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does McCall R. Walker see patients?
- Medicare's clinician data lists 4 practice locations, including Gray, LA and Houma, LA. Call before your visit to confirm the address.
- What is McCall R. Walker's specialty?
- Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does McCall R. Walker accept Medicare assignment?
- Yes. Medicare's clinician data says McCall R. Walker 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.
- Does McCall R. Walker offer telehealth?
- Medicare's clinician data says McCall R. Walker offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for McCall R. Walker?
- (985) 303-4050, as listed in official Medicare / NPI Registry data.
- What is McCall R. Walker's NPI number?
- 1457705501. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where McCall R. Walker works
Medicare's Facility Affiliation Data lists McCall R. Walker at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Lady of the Sea General HospitalCut Off, LA · Critical Access Hospital · CCN 191325
- Ochsner St Anne General HospitalRaceland, LA · Critical Access Hospital · CCN 191324
- Ochsner St MaryMorgan City, LA · Acute Care Hospital · CCN 190014
- Terrebonne General Medical Center - ParishHouma, LA · Acute Care Hospital · CCN 190008
- Thibodaux Regional Medical CenterThibodaux, LA · Acute Care Hospital · CCN 190004
Practice locations
Addresses where McCall R. Walker is enrolled with Medicare (CMS data updated 2026-10-02).
- 191 Innovation Ct, Suite AGray, LA 70359 (985) 303‑4050
- 8120 Main StHouma, LA 70360
- 8166 Main StHouma, LA 70360 (985) 873‑4751
- 8166 Main St, Suite 102Houma, LA 70360 (985) 857‑8093
Group practices
Medicare enrollment lists McCall R. Walker as a member of these groups (CMS data updated 2026-10-02).
- Cardiovascular Institute of the South, LLC146 clinicians in the group
- Physician Practice Partners80 clinicians in the group
Specialties
Other interventional cardiologists in Louisiana
Clinicians with the same Medicare primary specialty in Louisiana — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Louisiana State University School Of Medicine In New Orleans |
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1457705501 |
| 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