Quick answers
- Which hospitals does John M. Lyons Iii work at?
- Medicare's official clinician data lists John M. Lyons Iii at 2 hospitals: Our Lady of the Lake Regional Medical Center and Womans Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John M. Lyons Iii see patients?
- Medicare's clinician data lists 2 practice locations, including Walker, LA and Baton Rouge, LA. Call before your visit to confirm the address.
- What is John M. Lyons Iii's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does John M. Lyons Iii accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Lyons Iii 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 John M. Lyons Iii offer telehealth?
- Medicare's clinician data says John M. Lyons Iii offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John M. Lyons Iii?
- (225) 369-8100, as listed in official Medicare / NPI Registry data.
- What is John M. Lyons Iii's NPI number?
- 1588843171. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John M. Lyons Iii works
Medicare's Facility Affiliation Data lists John M. Lyons Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Our Lady of the Lake Regional Medical CenterBaton Rouge, LA · Acute Care Hospital · CCN 190064
- Womans HospitalBaton Rouge, LA · Acute Care Hospital · CCN 190128
Practice locations
Addresses where John M. Lyons Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 5000 Odonavan Blvd, Suite 404Walker, LA 70785 (225) 369‑8100
- 7777 Hennessy Blvd, Suite 612Baton Rouge, LA 70808 (225) 769‑5656
Group practices
Medicare enrollment lists John M. Lyons Iii as a member of this group (CMS data updated 2026-10-02).
- Our Lady of the Lake Physician Group LLC644 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons 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 | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1588843171 |
| 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