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Edit this profileAt a glance
- 1200 Susan Dr, Marshall, MN 56258
About Dr. Ristau
Listed in the NPI registry as an optometrist, Kenneth H. Ristau, O.D. practices in Marshall, MN. Kenneth graduated from Illinois College of Optometry at Chicago in 1997. Medicare claims data shows Kenneth provided 2,638 services to 222 patients. The services billed most often include removal of cataract with insertion of prosthetic lens, established patient complete exam of visual system, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. NPI 1235180233 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
- (507) 537-9652
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1200 SUSAN DR
Marshall, MN 56258
Conditions Commonly Evaluated or Treated
Within Optometry 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
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
2,638 services · 222 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
2,430 | More often than most peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
182 | More often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
12 | Less often than most peers in Optometrist |
| 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 Optometrist |
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 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other optometrists in Marshall 8
Same specialty, same city.
Trained at Illinois College of Optometry at Chicago 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1997 at Illinois College of Optometry at Chicago 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 7
Providers in MN who bill this service to Medicare most often.
Common questions
What does Kenneth H. Ristau specialize in?
Kenneth H. Ristau is an optometrist in Marshall, MN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Kenneth H. Ristau located?
Kenneth H. Ristau is listed at 1200 Susan Dr, Marshall, MN 56258. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Kenneth H. Ristau's phone number?
The number on file is (507) 537-9652. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Kenneth H. Ristau?
Kenneth H. Ristau's National Provider Identifier is 1235180233. 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 Kenneth H. Ristau train?
Kenneth H. Ristau attended Illinois College of Optometry at Chicago, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Kenneth H. Ristau have?
Kenneth H. Ristau has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Kenneth H. Ristau do most often?
According to Medicare billing data, Kenneth H. Ristau performs procedures including removal of cataract with insertion of prosthetic lens; provides treatments such as established patient complete exam of visual system and new 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
Is Kenneth H. Ristau's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Kenneth H. Ristau. If this is you, claiming it is free.
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