Christopher Guillen
NPI 1841820552 · Speech-Language Pathologist · Los Angeles, CA
Christopher Guillen is a Speech-Language Pathologist provider in Los Angeles, CA (NPI 1841820552).
Provider details
- NPI number
- 1841820552
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 37704 (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
6 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
- 2020-01-22
- Last updated
- 2026-02-24
- Certified
- 2026-02-24
Frequently asked questions
- What is Christopher Guillen's NPI number?
- Christopher Guillen's National Provider Identifier (NPI) is 1841820552, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Guillen's specialty?
- Christopher Guillen is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Christopher Guillen located?
- Christopher Guillen's practice location on file with NPPES is 333 S Beaudry Ave, Los Angeles, CA 90017-1466.
- What is Christopher Guillen's phone number?
- The practice phone number listed in the NPPES registry for Christopher Guillen is (310) 863-8676.
- Is Christopher Guillen's NPI active?
- Yes — Christopher Guillen's NPI (1841820552) is active in the NPPES registry as of the last update on 2026-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.