Provider Profile
Johnna Tanji, AU.D.
Unclaimed ProfileAbout Dr. Tanji
Listed in the NPI registry as a qualified audiologist, Johnna Tanji, AU.D. practices in San Jose, CA. Johnna is also listed as specializing in audiologist. According to Medicare claims data, Johnna cared for 1,006 Medicare patients across 1,006 services. The services billed most often include comprehensive hearing and speech recognition test, test for eardrum and muscle function, and placement of ear probe for computerized measurement of repeated sounds with interpretation and report.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (408) 937-8900
- Email not available
Practice Locations
200 JOSE FIGUERES AVE STE 280
San Jose, CA 95116
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
Balance & Inner Ear
- Balance Problems and Fall Risk
- Benign paroxysmal positional vertigo
- Ménière's disease
- Motion sickness
- Vestibular neuritis
Brain & Hearing
Dizziness & Balance
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
Ear Symptoms
Hearing
- Auditory Neuropathy
- Autoimmune Inner Ear Disease
- Conductive hearing loss
- Hearing Double Pitches
- Hearing Loss from Medications
Infections
Pediatric Hearing
Sound Sensitivity
Procedures & services
Most searched procedures
Balance Testing
Balance Treatment
Device Maintenance
Device Support
Diagnostic Exams
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
Hearing Protection
- Custom Earplugs
- Custom Motorcycle Earplugs
- Custom Shooting Earplugs
- Custom Sleep Earplugs
- Custom Swim Plugs
- Musician Earplugs
Hearing Rehabilitation
Implants
Pediatric Testing
Tinnitus Management
Tinnitus Treatment
Workplace Health
Procedures Most Often Billed to Medicare
1,006 services · 1,006 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
392 | More than most peers in QUALIFIED AUDIOLOGIST |
| Test for eardrum and muscle function | Treatment | 92550 |
291 | More than most peers in QUALIFIED AUDIOLOGIST |
| Placement of ear probe for computerized measurement of repeated sounds with interpretation and report | Treatment | 92588 |
227 | More than most peers in QUALIFIED AUDIOLOGIST |
| Test to assess middle ear function | Treatment | 92567 |
96 | As often as other 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.
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2015 at Other 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 kind of doctor is Johnna Tanji?
Johnna Tanji is a qualified audiologist in San Jose, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Johnna Tanji's address?
Johnna Tanji is listed at 200 Jose Figueres Ave Ste 280, San Jose, CA 95116. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Johnna Tanji?
The number on file is (408) 937-8900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Johnna Tanji's NPI number?
Johnna Tanji's National Provider Identifier is 1225539422. 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 Johnna Tanji train?
Johnna Tanji attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Johnna Tanji been practicing?
Johnna Tanji has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What procedures does Johnna Tanji perform?
According to Medicare billing data, Johnna Tanji provides treatments such as comprehensive hearing and speech recognition test and test for eardrum and muscle function. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Johnna Tanji confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Johnna Tanji. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.