OrganizationActive
Lionel Guillaume Inc
NPI 1871764811 · Psychiatry Physician · Bossier City, LA
Lionel Guillaume Inc is a Psychiatry Physician organization in Bossier City, LA (NPI 1871764811).
Provider details
- NPI number
- 1871764811
- Entity type
- Organization
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Lionel Guillaume, Doctor(318) 747-1665
- License
- MD017032 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
3018 Old Minden Rd
Suite 1212
Bossier City, LA 71112
Phone: (318) 747-1665
Fax: (318) 747-1597
Street-level locationGet directions
Mailing address
3018 Old Minden Rd
Bossier City, LA 71112
Other names (DBA / former)
- Other name
- Lionel Guillaume
Registry dates
- Enumerated
- 2008-03-18
- Last updated
- 2008-03-18
Frequently asked questions
- What is Lionel Guillaume Inc's NPI number?
- Lionel Guillaume Inc's National Provider Identifier (NPI) is 1871764811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Lionel Guillaume Inc?
- Lionel Guillaume Inc is classified in the NPPES registry as Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Lionel Guillaume Inc located?
- Lionel Guillaume Inc's practice location on file with NPPES is 3018 Old Minden Rd, Bossier City, LA 71112.
- What is Lionel Guillaume Inc's phone number?
- The practice phone number listed in the NPPES registry for Lionel Guillaume Inc is (318) 747-1665.
- Who is the authorized official for Lionel Guillaume Inc?
- The authorized official listed on Lionel Guillaume Inc's NPPES record is Lionel Guillaume, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Lionel Guillaume Inc's NPI active?
- Yes — Lionel Guillaume Inc's NPI (1871764811) is active in the NPPES registry as of the last update on 2008-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.