Michael Simpson, MS SLP-CCC
NPI 1346403979 · Speech-Language Pathologist · Colton, CA
Michael Simpson, MS SLP-CCC is a Speech-Language Pathologist provider in Colton, CA (NPI 1346403979).
Provider details
- NPI number
- 1346403979
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS SLP-CCC
- Sex
- Male
- Sole proprietor
- Yes
- License
- SP14454 (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
17 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
- 2008-07-03
- Last updated
- 2008-07-03
Frequently asked questions
- What is Michael Simpson's NPI number?
- Michael Simpson's National Provider Identifier (NPI) is 1346403979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Simpson's specialty?
- Michael Simpson is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Michael Simpson located?
- Michael Simpson's practice location on file with NPPES is 796 Atchison St, Colton, CA 92324-6333.
- What is Michael Simpson's phone number?
- The practice phone number listed in the NPPES registry for Michael Simpson is (909) 499-8754.
- Is Michael Simpson's NPI active?
- Yes — Michael Simpson's NPI (1346403979) is active in the NPPES registry as of the last update on 2008-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.