Rhona Ostrow, M.S.
NPI 1871771204 · Audiologist-Hearing Aid Fitter · Cupertino, CA
Rhona Ostrow, M.S. is a Audiologist-Hearing Aid Fitter provider in Cupertino, CA (NPI 1871771204).
Provider details
- NPI number
- 1871771204
- Entity type
- Individual
- Primary specialty
- Audiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
- Credential
- M.S.
- Sex
- Female
- Sole proprietor
- No
- License
- 1904 (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
18 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
- 2008-02-07
- Last updated
- 2008-02-07
Frequently asked questions
- What is Rhona Ostrow's NPI number?
- Rhona Ostrow's National Provider Identifier (NPI) is 1871771204, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rhona Ostrow's specialty?
- Rhona Ostrow is listed in the NPPES registry with a primary specialty of Audiologist-Hearing Aid Fitter (Speech, Language and Hearing Service Providers).
- Where is Rhona Ostrow located?
- Rhona Ostrow's practice location on file with NPPES is 19925 Stevens Creek Blvd, Cupertino, CA 95014-2300.
- What is Rhona Ostrow's phone number?
- The practice phone number listed in the NPPES registry for Rhona Ostrow is (408) 973-7836.
- Is Rhona Ostrow's NPI active?
- Yes — Rhona Ostrow's NPI (1871771204) is active in the NPPES registry as of the last update on 2008-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.