Vivian Ma, CCC-SLP
NPI 1902770639 · Speech-Language Pathologist · Mather, CA
Vivian Ma, CCC-SLP is a Speech-Language Pathologist provider in Mather, CA (NPI 1902770639).
Provider details
- NPI number
- 1902770639
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- CCC-SLP
- Sex
- Female
- Sole proprietor
- No
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
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2025-10-04
- Last updated
- 2025-10-04
- Certified
- 2025-10-04
Frequently asked questions
- What is Vivian Ma's NPI number?
- Vivian Ma's National Provider Identifier (NPI) is 1902770639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Ma's specialty?
- Vivian Ma is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Vivian Ma located?
- Vivian Ma's practice location on file with NPPES is 10535 Hospital Way, Mather, CA 95655-4200.
- What is Vivian Ma's phone number?
- The practice phone number listed in the NPPES registry for Vivian Ma is (347) 931-1085.
- Is Vivian Ma's NPI active?
- Yes — Vivian Ma's NPI (1902770639) is active in the NPPES registry as of the last update on 2025-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.