Lydia Visser, MS, CCC-SLP
NPI 1659674844 · Speech-Language Pathologist · San Francisco, CA
Lydia Visser, MS, CCC-SLP is a Speech-Language Pathologist provider in San Francisco, CA (NPI 1659674844).
Provider details
- NPI number
- 1659674844
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS, CCC-SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 18328 (CA)
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
15 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
Mailing address
Registry dates
- Enumerated
- 2010-12-10
- Last updated
- 2010-12-10
Frequently asked questions
- What is Lydia Visser's NPI number?
- Lydia Visser's National Provider Identifier (NPI) is 1659674844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Visser's specialty?
- Lydia Visser is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Lydia Visser located?
- Lydia Visser's practice location on file with NPPES is 2330 Post St Fl 5, San Francisco, CA 94115-3465.
- What is Lydia Visser's phone number?
- The practice phone number listed in the NPPES registry for Lydia Visser is (415) 885-7700.
- Is Lydia Visser's NPI active?
- Yes — Lydia Visser's NPI (1659674844) is active in the NPPES registry as of the last update on 2010-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.