William Ollendike, LPC-S
NPI 1538554639 · School Counselor · Madisonville, LA
William Ollendike, LPC-S is a School Counselor provider in Madisonville, LA (NPI 1538554639).
Provider details
- NPI number
- 1538554639
- Entity type
- Individual
- Primary specialty
- School CounselorBehavioral Health & Social Service Providers
- Credential
- LPC-S
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Mailing address
Registry dates
- Enumerated
- 2015-04-06
- Last updated
- 2015-04-06
Frequently asked questions
- What is William Ollendike's NPI number?
- William Ollendike's National Provider Identifier (NPI) is 1538554639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ollendike's specialty?
- William Ollendike is listed in the NPPES registry with a primary specialty of School Counselor (Behavioral Health & Social Service Providers).
- Where is William Ollendike located?
- William Ollendike's practice location on file with NPPES is 209 Highway 22 Suite G, Madisonville, LA 70447.
- What is William Ollendike's phone number?
- The practice phone number listed in the NPPES registry for William Ollendike is (985) 778-6433.
- Is William Ollendike's NPI active?
- Yes — William Ollendike's NPI (1538554639) is active in the NPPES registry as of the last update on 2015-04-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.