Quick answers
- Which hospitals does Larry M. Allen work at?
- Medicare's official clinician data lists Larry M. Allen at 1 hospital: Willis Knighton Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Larry M. Allen see patients?
- Medicare's clinician data lists 2 practice locations, including Bossier City, LA and Shreveport, LA. Call before your visit to confirm the address.
- What is Larry M. Allen's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Larry M. Allen accept Medicare assignment?
- Yes. Medicare's clinician data says Larry M. Allen 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 Larry M. Allen?
- (318) 212-7000, as listed in official Medicare / NPI Registry data.
- What is Larry M. Allen's NPI number?
- 1437211935. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Larry M. Allen works
Medicare's Facility Affiliation Data lists Larry M. Allen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Willis Knighton Medical CenterShreveport, LA · Acute Care Hospital · CCN 190111
Practice locations
Addresses where Larry M. Allen is enrolled with Medicare (CMS data updated 2026-10-02).
- 2400 Hospital DrBossier City, LA 71111 (318) 212‑7000
- 2600 Greenwood RdShreveport, LA 71103 (318) 212‑4000
Group practices
Medicare enrollment lists Larry M. Allen as a member of this group (CMS data updated 2026-10-02).
- Willis Knighton Medical Center Inc Crna Group90 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Bossier City
Clinicians with the same Medicare primary specialty in Bossier City, LA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Southwestern Medical School At Dallas |
| Graduation year | 1979 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437211935 |
| 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