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Edit this profileAt a glance
- 442 N Westhill Blvd Ste A, Appleton, WI 54914
About Dr. Ernst
Benjamin J. Ernst, M.D. is a healthcare provider in Appleton, WI specializing in ophthalmology. Benjamin trained at Saint Louis University School of Medicine, graduating in 2006. Benjamin is also listed as specializing in ophthalmology — retina specialist. Medicare claims data shows Benjamin provided 10,891 services to 1,347 patients. The services billed most often include injection, faricimab-svoa, 0.1 mg, imaging of retina, and injection of drug into eye. This provider record is associated with NPI 1518162247.
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
- (920) 751-8666
- Email not available
Practice Locations
442 N WESTHILL BLVD STE A
Appleton, WI 54914
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
10,891 services · 1,347 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
1,152 | As often as other peers in Ophthalmology |
| Photocoagulation treatment to prevent detachment of retina | Procedure | 67145 |
16 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
1,400 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
334 | More often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
52 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
46 | Less often than most peers in Ophthalmology |
| Exam of retinal blood vessels using a special camera after injection of a dye | Treatment | 92235 |
17 | Less often than most peers in Ophthalmology |
| Injection, faricimab-svoa, 0.1 mg | Drug given | J2777 |
6,000 | Less often than most peers in Ophthalmology |
| Injection, aflibercept, 1 mg | Drug given | J0178 |
956 | As often as other peers in Ophthalmology |
| Injection, bevacizumab, 10 mg | Drug given | J9035 |
764 | 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 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 eye doctors in Appleton 7
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 7
Providers in WI who bill this service to Medicare most often.
Common questions
What does Benjamin J. Ernst specialize in?
Benjamin J. Ernst is an eye doctor in Appleton, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Benjamin J. Ernst located?
Benjamin J. Ernst is listed at 442 N Westhill Blvd Ste A, Appleton, WI 54914. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Benjamin J. Ernst's phone number?
The number on file is (920) 751-8666. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Benjamin J. Ernst?
Benjamin J. Ernst's National Provider Identifier is 1518162247. 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 Benjamin J. Ernst train?
Benjamin J. Ernst attended Saint Louis University School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Benjamin J. Ernst have?
Benjamin J. Ernst has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Benjamin J. Ernst do most often?
According to Medicare billing data, Benjamin J. Ernst performs procedures including injection of drug into eye and photocoagulation treatment to prevent detachment of retina; provides treatments such as imaging of retina and established patient problem focused 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
Is Benjamin J. Ernst's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Benjamin J. Ernst. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.