Christina Kerwin, AU.D.
NPI 1033443940 · Audiologist · Santa Clara, CA
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Kerwin, AU.D. is a Audiologist provider in Santa Clara, CA (NPI 1033443940).
Provider details
- NPI number
- 1033443940
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- AU.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2696 (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
16 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
- 2009-09-24
- Last updated
- 2022-02-11
Frequently asked questions
- What is Christina Kerwin's NPI number?
- Christina Kerwin's National Provider Identifier (NPI) is 1033443940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Kerwin's specialty?
- Christina Kerwin is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Christina Kerwin located?
- Christina Kerwin's practice location on file with NPPES is 710 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Christina Kerwin's phone number?
- The practice phone number listed in the NPPES registry for Christina Kerwin is (408) 851-2950.
- Does Christina Kerwin accept Medicare?
- Christina Kerwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Kerwin's NPI active?
- Yes — Christina Kerwin's NPI (1033443940) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.