Physician Profile
Katherine M. Tanaka, M.D. is a healthcare provider in Long Beach, CA specializing in ophthalmology. Katherine trained at University of California, Irvine, California College of Medicine, graduating in 1986. According to Medicare claims data, Katherine cared for 545 Medicare patients across 924 services. The services billed most often include established patient problem focused exam of visual system, removal of eyelashes using forceps, and photography of the retina.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
5512 E BRITTON DR STE 200
Long Beach, CA 90815
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
924 services · 545 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of eyelashes using forceps | Procedure | 67820 |
163 | More than most peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
56 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
206 | As often as other peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
159 | More often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
158 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
70 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
56 | Less often than most peers in Ophthalmology |
| Microfluid analysis of tears | Lab test | 83861 |
56 | Less often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Katherine M. Tanaka is an eye doctor in Long Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Katherine M. Tanaka is listed at 5512 E Britton Dr Ste 200, Long Beach, CA 90815. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (562) 421-2020. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Katherine M. Tanaka's National Provider Identifier is 1336344878. 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
Katherine M. Tanaka attended University of California, Irvine, California College of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
Katherine M. Tanaka has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Katherine M. Tanaka performs procedures including removal of eyelashes using forceps and closure of tear duct opening using plug; provides treatments such as established patient problem focused exam of visual system and photography of the retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Katherine M. Tanaka. 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.