Physician Profile
Unclaimed ProfileAbout BAKER
Listed in the NPI registry as a qualified audiologist, Ellen Blair Baker, AUD practises in Simi Valley, CA. Ellen graduated from New York University School of Medicine in 1978. Ellen is also listed as specialising in audiologist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Baker specialise in?
Dr. Baker is a qualified audiologist in Simi Valley, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “QUALIFIED AUDIOLOGIST”.
NPI registry
Where is Dr. Baker located?
Dr. Baker is listed at 2655 1ST ST SUITE # 170, Simi Valley, CA 93065. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Baker's phone number?
The number on file is (805) 584-3327. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Baker?
Dr. Baker's National Provider Identifier is 1336287655. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Baker go to medical school?
Dr. Baker attended New York University School of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Baker have?
Dr. Baker has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Baker do most often?
According to Medicare billing data, Dr. Baker provides treatments such as comprehensive hearing and speech recognition test and comprehensive hearing test. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Baker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Baker. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (805) 584-3327
- Email not available
Practice Locations
2655 1ST ST SUITE # 170
Simi Valley, CA 93065
Procedures Most Often Billed to Medicare
518 services · 504 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
261 |
| Comprehensive hearing test | Treatment | 92570 |
257 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other qualified audiologists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other qualified audiologists in Simi Valley 2
Same specialty, same city.
More connections — 16 related providers in 2 groups
Class of 1978 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Comprehensive hearing and speech recognition test 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.