Are you John W. Karth, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 1550 Oak St Ste 7, Eugene, OR 97401
About Dr. Karth
John W. Karth, M.D. practices ophthalmology in Eugene, OR. John is a 2002 graduate of Johns Hopkins University School of Medicine. John is also listed as specializing in ophthalmology — retina specialist. According to Medicare claims data, John cared for 4,153 Medicare patients across 122,285 services. The services billed most often include injection, faricimab-svoa, 0.1 mg, injection, pegcetacoplan, intravitreal, 1 mg, and imaging of retina. The provider's National Provider Identifier (NPI) is 1588862320.
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
- (541) 687-1927
- Email not available
Practice Locations
1550 OAK ST STE 7
Eugene, OR 97401
Conditions Commonly Evaluated or Treated
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.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
122,285 services · 4,153 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
2,842 | More than most peers in Ophthalmology |
| Removal of membrane of retina with removal of internal limiting membrane of retina | Procedure | 67042 |
20 | As often as other peers in Ophthalmology |
| Repair of detached retina with drainage and removal of eye fluid between lens and retina | Procedure | 67108 |
12 | Less often than most peers in Ophthalmology |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
16 | Less often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
3,705 | More than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
287 | As often as other peers in Ophthalmology |
| Exam of retinal blood vessels using a special camera after injection of a dye | Treatment | 92235 |
62 | More often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
55 | As often as other peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
50 | As often as other peers in Ophthalmology |
| Injection, faricimab-svoa, 0.1 mg | Drug given | J2777 |
104,400 | More than most peers in Ophthalmology |
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 eye doctors at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 29 related providers in 4 groups
Other eye doctors in Eugene 7
Same specialty, same city.
Trained at Johns Hopkins University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at Johns Hopkins University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 7
Providers in OR who bill this service to Medicare most often.
Common questions
What does John W. Karth specialize in?
John W. Karth is an eye doctor in Eugene, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is John W. Karth located?
John W. Karth is listed at 1550 Oak St Ste 7, Eugene, OR 97401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John W. Karth's phone number?
The number on file is (541) 687-1927. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John W. Karth's NPI number?
John W. Karth's National Provider Identifier is 1588862320. 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 John W. Karth train?
John W. Karth attended Johns Hopkins University School of Medicine, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has John W. Karth been practicing?
John W. Karth has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What does John W. Karth do most often?
According to Medicare billing data, John W. Karth performs procedures including injection of drug into eye, removal of membrane of retina with removal of internal limiting membrane of retina and repair of detached retina with drainage and removal of eye fluid between lens and retina; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures; provides treatments such as imaging of retina and established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John W. Karth confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John W. Karth. If this is you, claiming it is free.
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