Alejandra Guillen
NPI 1265199079 · Speech-Language Assistant · West Covina, CA
Alejandra Guillen is a Speech-Language Assistant provider in West Covina, CA (NPI 1265199079).
Provider details
- NPI number
- 1265199079
- Entity type
- Individual
- Primary specialty
- Speech-Language AssistantSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6205 (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
4 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
- 2021-11-29
- Last updated
- 2021-11-29
- Certified
- 2021-11-29
Frequently asked questions
- What is Alejandra Guillen's NPI number?
- Alejandra Guillen's National Provider Identifier (NPI) is 1265199079, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alejandra Guillen's specialty?
- Alejandra Guillen is listed in the NPPES registry with a primary specialty of Speech-Language Assistant (Speech, Language and Hearing Service Providers).
- Where is Alejandra Guillen located?
- Alejandra Guillen's practice location on file with NPPES is 933 S Sunset Ave Ste 205, West Covina, CA 91790-3410.
- What is Alejandra Guillen's phone number?
- The practice phone number listed in the NPPES registry for Alejandra Guillen is (310) 553-2695.
- Is Alejandra Guillen's NPI active?
- Yes — Alejandra Guillen's NPI (1265199079) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.