Joanna Chan
NPI 1013094242 · Audiologist · Concord, CA
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Chan is a Audiologist provider in Concord, CA (NPI 1013094242).
Provider details
- NPI number
- 1013094242
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- AU2360 (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
19 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
- 2006-11-01
- Last updated
- 2008-03-06
Frequently asked questions
- What is Joanna Chan's NPI number?
- Joanna Chan's National Provider Identifier (NPI) is 1013094242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Chan's specialty?
- Joanna Chan is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Joanna Chan located?
- Joanna Chan's practice location on file with NPPES is 2415 High School Ave, Concord, CA 94520-1800.
- What is Joanna Chan's phone number?
- The practice phone number listed in the NPPES registry for Joanna Chan is (925) 616-8101.
- Does Joanna Chan accept Medicare?
- Joanna Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Chan's NPI active?
- Yes — Joanna Chan's NPI (1013094242) is active in the NPPES registry as of the last update on 2008-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.