Quick answers
- Which hospitals does Marshal S. Irby work at?
- Medicare's official clinician data lists Marshal S. Irby at 5 hospitals: Fmol Health St Francis, Franklin Medical Center, Monroe Surgical Hospital, Richardson Medical Center and West Carroll Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marshal S. Irby see patients?
- Medicare's clinician data lists 2 practice locations, including Monroe, LA. Call before your visit to confirm the address.
- What is Marshal S. Irby's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Pulmonary Disease.
- Does Marshal S. Irby accept Medicare assignment?
- Yes. Medicare's clinician data says Marshal S. Irby 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 Marshal S. Irby?
- (318) 322-5864, as listed in official Medicare / NPI Registry data.
- What is Marshal S. Irby's NPI number?
- 1679560411. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marshal S. Irby works
Medicare's Facility Affiliation Data lists Marshal S. Irby at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fmol Health St FrancisMonroe, LA · Acute Care Hospital · CCN 190125
- Franklin Medical CenterWinnsboro, LA · Acute Care Hospital · CCN 190140
- Monroe Surgical HospitalMonroe, LA · Acute Care Hospital · CCN 190245
- Richardson Medical CenterRayville, LA · Acute Care Hospital · CCN 190151
- West Carroll Memorial HospitalOak Grove, LA · Critical Access Hospital · CCN 191327
Practice locations
Addresses where Marshal S. Irby is enrolled with Medicare (CMS data updated 2026-10-02).
- 2810 ArmandMonroe, LA 71201
- 2810 Armand StMonroe, LA 71201 (318) 322‑5864
Specialties
- Internal Medicineprimary
- Pulmonary Diseasealso
Other internal medicine doctors in Monroe
Clinicians with the same Medicare primary specialty in Monroe, LA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679560411 |
| 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