Maria Charina Estuar-Ziff, M.S., CCC-SLP
NPI 1629929898 · Speech-Language Pathologist · Oakland, CA
Maria Charina Estuar-Ziff, M.S., CCC-SLP is a Speech-Language Pathologist provider in Oakland, CA (NPI 1629929898).
Provider details
- NPI number
- 1629929898
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S., CCC-SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 15940 (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
Under 1 yr in 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
- 2026-02-04
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is Maria Charina Estuar-Ziff's NPI number?
- Maria Charina Estuar-Ziff's National Provider Identifier (NPI) is 1629929898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Charina Estuar-Ziff's specialty?
- Maria Charina Estuar-Ziff is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Maria Charina Estuar-Ziff located?
- Maria Charina Estuar-Ziff's practice location on file with NPPES is 915 54th St, Oakland, CA 94608-3142.
- What is Maria Charina Estuar-Ziff's phone number?
- The practice phone number listed in the NPPES registry for Maria Charina Estuar-Ziff is (510) 333-7882.
- Is Maria Charina Estuar-Ziff's NPI active?
- Yes — Maria Charina Estuar-Ziff's NPI (1629929898) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.