Melissa Sison, CCC-SLP
NPI 1902665946 · Speech-Language Pathologist · Simi Valley, CA
Melissa Sison, CCC-SLP is a Speech-Language Pathologist provider in Simi Valley, CA (NPI 1902665946).
Provider details
- NPI number
- 1902665946
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- CCC-SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 36258 (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
2 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
- 2024-03-13
- Last updated
- 2024-03-13
- Certified
- 2024-03-13
Frequently asked questions
- What is Melissa Sison's NPI number?
- Melissa Sison's National Provider Identifier (NPI) is 1902665946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Sison's specialty?
- Melissa Sison is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Melissa Sison located?
- Melissa Sison's practice location on file with NPPES is 1096 Corto St, Simi Valley, CA 93065-5295.
- What is Melissa Sison's phone number?
- The practice phone number listed in the NPPES registry for Melissa Sison is (805) 915-8953.
- Is Melissa Sison's NPI active?
- Yes — Melissa Sison's NPI (1902665946) is active in the NPPES registry as of the last update on 2024-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.