Joanne Ma, HEARING AID DISPENSE
NPI 1366508111 · Hearing Instrument Specialist · Los Angeles, CA
Joanne Ma, HEARING AID DISPENSE is a Hearing Instrument Specialist provider in Los Angeles, CA (NPI 1366508111).
Provider details
- NPI number
- 1366508111
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- HEARING AID DISPENSE
- Sex
- Female
- Sole proprietor
- No
- License
- HA1380 (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
- 2006-12-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joanne Ma's NPI number?
- Joanne Ma's National Provider Identifier (NPI) is 1366508111, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Ma's specialty?
- Joanne Ma is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Joanne Ma located?
- Joanne Ma's practice location on file with NPPES is 1058 S Vermont Ave # 101, Los Angeles, CA 90006.
- What is Joanne Ma's phone number?
- The practice phone number listed in the NPPES registry for Joanne Ma is (213) 368-6300.
- Is Joanne Ma's NPI active?
- Yes — Joanne Ma's NPI (1366508111) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.