William Sapp, M.S.
NPI 1689254245 · Speech-Language Pathologist · Towson, MD
William Sapp, M.S. is a Speech-Language Pathologist provider in Towson, MD (NPI 1689254245).
Provider details
- NPI number
- 1689254245
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S.
- Sex
- Male
- Sole proprietor
- No
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
5 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
- 2021-04-08
- Last updated
- 2021-04-08
- Certified
- 2021-04-08
Frequently asked questions
- What is William Sapp's NPI number?
- William Sapp's National Provider Identifier (NPI) is 1689254245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sapp's specialty?
- William Sapp is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is William Sapp located?
- William Sapp's practice location on file with NPPES is 6901 N Charles St, Towson, MD 21204-3780.
- What is William Sapp's phone number?
- The practice phone number listed in the NPPES registry for William Sapp is (443) 809-4554.
- Is William Sapp's NPI active?
- Yes — William Sapp's NPI (1689254245) is active in the NPPES registry as of the last update on 2021-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.