William Spencer, M.S.
NPI 1104102896 · Speech-Language Pathologist · Saint Louis, MO
William Spencer, M.S. is a Speech-Language Pathologist provider in Saint Louis, MO (NPI 1104102896).
Provider details
- NPI number
- 1104102896
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-10-26
- Last updated
- 2011-10-26
Frequently asked questions
- What is William Spencer's NPI number?
- William Spencer's National Provider Identifier (NPI) is 1104102896, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Spencer's specialty?
- William Spencer is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is William Spencer located?
- William Spencer's practice location on file with NPPES is 801 N 11th St, Saint Louis, MO 63101-1015.
- What is William Spencer's phone number?
- The practice phone number listed in the NPPES registry for William Spencer is (314) 231-3720.
- Is William Spencer's NPI active?
- Yes — William Spencer's NPI (1104102896) is active in the NPPES registry as of the last update on 2011-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.