Alison Nelson, MS
NPI 1477273621 · Speech-Language Pathologist · Walnut Creek, CA
Alison Nelson, MS is a Speech-Language Pathologist provider in Walnut Creek, CA (NPI 1477273621).
Provider details
- NPI number
- 1477273621
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS
- Sex
- Female
- Sole proprietor
- No
- License
- 37808 (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
3 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
- 2022-08-29
- Last updated
- 2025-08-05
- Certified
- 2025-08-05
Frequently asked questions
- What is Alison Nelson's NPI number?
- Alison Nelson's National Provider Identifier (NPI) is 1477273621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alison Nelson's specialty?
- Alison Nelson is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Alison Nelson located?
- Alison Nelson's practice location on file with NPPES is 125 El Paseo Cir, Walnut Creek, CA 94597-3281.
- What is Alison Nelson's phone number?
- The practice phone number listed in the NPPES registry for Alison Nelson is (707) 321-3598.
- Is Alison Nelson's NPI active?
- Yes — Alison Nelson's NPI (1477273621) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.