Are you Dr. Knauer? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 2535 Riverside Ave, Jacksonville, FL 32204
About Dr. Knauer
Based in Jacksonville, FL, W J. Knauer, MD is listed in the NPI registry under ophthalmology. W graduated from Wake Forest University School of Medicine in 1979. According to Medicare claims data, W cared for 434 Medicare patients across 578 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, exam of visual field with extended testing, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. NPI 1104896158 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
- (904) 388-6548
- Email not available
Practice Locations
2535 RIVERSIDE AVE
Jacksonville, FL 32204
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
578 services · 434 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Exam of visual field with extended testing | Treatment | 92083 |
36 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
511 | More often than most peers in Ophthalmology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
17 | As often as other peers in Ophthalmology |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
14 | 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.
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 1
Same specialty, same street address — most likely the same department or group.
Also at this address 1
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 Jacksonville 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Wake Forest University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at Wake Forest University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Exam of visual field with extended testing 8
Providers in FL who bill this service to Medicare most often.
Common questions
What does Dr. Knauer specialize in?
Dr. Knauer is an eye doctor in Jacksonville, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Dr. Knauer located?
Dr. Knauer is listed at 2535 Riverside Ave, Jacksonville, FL 32204. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Knauer's phone number?
The number on file is (904) 388-6548. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Knauer's NPI number?
Dr. Knauer's National Provider Identifier is 1104896158. 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 Dr. Knauer go to medical school?
Dr. Knauer attended Wake Forest University School of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Knauer been practicing?
Dr. Knauer has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Knauer do most often?
According to Medicare billing data, Dr. Knauer provides treatments such as exam of visual field with extended testing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Knauer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Knauer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.