Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Lionel Guillaume Inc

Organization Psychiatry Physician · NPI 1871764811

Lionel Guillaume Inc is a Psychiatry Physician in Bossier City, Louisiana. Licensed in Louisiana. Registered with an NPI since 2008.

Licensed in
LA
In the registry since
2008
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3018 Old Minden Rd Ste 1212
Bossier City, LA 71112
Phone: (318) 747-1665
Fax: (318) 747-1597
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence MD017032 (LA)

Record details

NPI number1871764811
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Lionel Guillaume — Doctor · (318) 747-1665
Other names Lionel Guillaume
NPI enumeratedMarch 18, 2008
Last updated in NPPESMarch 18, 2008
Mailing address3018 Old Minden Rd, Suite 1212, Bossier City, LA 71112

Other providers in Bossier City