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Edit this profileAt a glance
- 2655 1St St, Suite # 170, Simi Valley, CA 93065
About Dr. Baker
Listed in the NPI registry as a qualified audiologist, Ellen B. Baker, AUD practices in Simi Valley, CA. Ellen graduated from New York University School of Medicine in 1978. Ellen is also listed as specializing in audiologist. Medicare claims data shows Ellen provided 518 services to 504 patients. The services billed most often include comprehensive hearing and speech recognition test and comprehensive hearing test. NPI 1336287655 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (805) 584-3327
- Email not available
Practice Locations
2655 1ST ST SUITE # 170
Simi Valley, CA 93065
Conditions Supported and Services
Within Audiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Earwax buildup
- Hearing loss
- Tinnitus
- Vertigo
Balance & Inner Ear
- Balance Problems and Fall Risk
- Benign paroxysmal positional vertigo
- Ménière's disease
- Motion sickness
- Vestibular neuritis
Brain & Hearing
- Auditory Processing Disorder
Dizziness & Balance
- Land Sickness
- Persistent Dizziness
- Sound-Induced Dizziness
- Vestibular Migraine
- Weak Balance Nerve
Ear & Hearing
- Acoustic Neuroma
- Age-Related Hearing Loss
- Difficulty Hearing in Noise
- Eustachian tube dysfunction
- Fluid in the Ear
- Hearing Loss in One Ear
- Hearing Own Voice Echoing
- Noise-Induced Hearing Damage
- Otosclerosis
- Perforated eardrum
- Sudden Hearing Loss
Ear Conditions
Ear Pressure
- Airplane Ear
Ear Symptoms
- Ear Canal Itching
- Ear Clicking or Popping
Hearing
- Auditory Neuropathy
- Autoimmune Inner Ear Disease
- Conductive hearing loss
- Hearing Double Pitches
- Hearing Loss from Medications
Infections
Pediatric Hearing
- Newborn Hearing Problems
- Toddler Speech Delay from Hearing
Sound Sensitivity
- Hatred of Specific Sounds
- Hearing Phantom Music
- Pulsing Sound in Ear
- Sensitivity to Normal Sounds
Procedures & services
Most searched procedures
- Balance testing
- Earwax removal
- Hearing aid fitting
- Hearing test
Balance Testing
- Gait and balance training
- Rotary Chair Balance Test
- VEMP Balance Testing
Balance Treatment
Device Maintenance
- Earmold Replacement
Device Support
- Bluetooth Hearing Aid Pairing
Diagnostic Exams
- Acoustic Reflex Test
- Inner Ear Pressure Test
- Video Otoscopy
Diagnostics
- Auditory Brainstem Response Test
- Auditory Processing Disorder Testing
- Inner Ear Hair Cell Test
- Tympanometry
- VNG Eye Movement Balance Test
Hearing Aids
- Assistive Listening Device Consultation
- Ear Mold Impression
- Hearing Aid Consultation
- Hearing Aid Demo and Trial
- Hearing Aid Repair and Cleaning
- Hearing Aid Reprogramming
- Invisible Hearing Aid Fitting
- Over-The-Counter Hearing Aid Check
- Real-Ear Measurement
- Single-Sided Deafness Hearing Aid Fitting
Hearing Evaluations
- Bone Conduction Hearing Test
- Pure Tone Hearing Test
- Speech Recognition Hearing Test
Hearing Protection
- Custom Earplugs
- Custom Motorcycle Earplugs
- Custom Shooting Earplugs
- Custom Sleep Earplugs
- Custom Swim Plugs
- Musician Earplugs
Hearing Rehabilitation
- Auditory Training Therapy
Implants
- Bone Anchored Hearing Aid Consultation
- Cochlear Implant Evaluation
- Cochlear Implant Mapping
Pediatric Testing
- Newborn Hearing Screening
Tinnitus Management
- Tinnitus Sound Masking Setup
Tinnitus Treatment
- Tinnitus Therapy
Workplace Health
- Workplace OSHA Hearing Test
Procedures Most Often Billed to Medicare
518 services · 504 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
261 | More often than most peers in Qualified Audiologist |
| Comprehensive hearing test | Treatment | 92570 |
257 | More than most peers in Qualified Audiologist |
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 1
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.
Common questions
What does Ellen B. Baker specialize in?
Ellen B. Baker is a qualified audiologist in Simi Valley, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Ellen B. Baker located?
Ellen B. 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 Ellen B. Baker's phone number?
The number on file is (805) 584-3327. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Ellen B. Baker?
Ellen B. 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 Ellen B. Baker train?
Ellen B. 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 Ellen B. Baker have?
Ellen B. Baker has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What does Ellen B. Baker do most often?
According to Medicare billing data, Ellen B. 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 Ellen B. Baker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Ellen B. Baker. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.