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Edit this profileAt a glance
- 1102 North Llano Street, Suite A, Fredericksburg, TX 78624
About Dr. Oosterbaan
Listed in the NPI registry as an optometrist, Hans Oosterbaan, OD practices in Fredericksburg, TX. Hans graduated from University of Houston - College of Optometry in 1991. Medicare claims data shows Hans provided 1,085 services to 930 patients. The services billed most often include established patient complete exam of visual system, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and exam of visual field with extended testing. NPI 1245239953 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
- (830) 997-0131
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1102 NORTH LLANO STREET SUITE A
Fredericksburg, TX 78624
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
- Contact Lens Intolerance
Cornea conditions
Corneal issues
- Corneal Neovascularization
- Eye Sunburn
Eye conditions
- Broken Blood Vessel in Eye
Eye discomfort
- Burning Eyes
- Discharge from Eye
- Red Eyes
Eye diseases
- Cataracts
- Diabetic retinopathy
- Glaucoma
- Macular degeneration
- Retinal Tear Symptoms
Eye infections
Eye inflammation
- Iritis
Eye injuries
Eye irritation
- Eye Allergies
- Eye Pain
- Watery Eyes
Eye surface issues
- Yellow Bump on Eye
Eyelid conditions
- Blepharitis
- Drooping eyelid
- Eye Twitching
- Stye
Eyelid issues
Pediatric eye conditions
Pupil issues
- Unequal Pupil Sizes
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 fitting
- Dry eye treatment
- Eye exam
- Glasses prescription
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
- Autologous Serum Eye Drops Fitting
- IPL for Dry Eye
- LipiFlow Treatment
- Meibomian Gland Expression
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
- Eyelid Deep Cleaning
Eyelid treatments
General exams
- School Vision Screening Follow-Up
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
- Amniotic Membrane Placement
- Tear Duct Plugs
Specialty lenses
- Ortho-K
- RGP Contact Lens Fitting
- Scleral Lens Fitting
Surgical evaluations
- Cataract Evaluation
- Corneal Cross-Linking Evaluation
- LASIK Consultation
- PRK Evaluation
Tear duct procedures
- Flushing of Tear Ducts
Therapy
- Sports Vision Training
- Vision Therapy
Urgent care
- Emergency Eye Care
- Foreign Object Removal from Eye
Vision correction
- Myopia Management
Procedures Most Often Billed to Medicare
1,085 services · 930 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
30 | More often than most peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
207 | More often than most peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
111 | More often than most peers in Optometrist |
| Photography of the retina | Treatment | 92250 |
98 | More often than most peers in Optometrist |
| Imaging of optic nerve | Treatment | 92133 |
70 | More often than most peers in Optometrist |
| Photography of content of eyes | Treatment | 92285 |
58 | More often than most peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
57 | More often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
37 | More often than most peers in Optometrist |
| Exam of the internal drainage system of eye | Treatment | 92020 |
18 | As often as other peers in Optometrist |
| Ct scan of cornea | Treatment | 92025 |
11 | 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 1
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 Fredericksburg 2
Same specialty, same city.
Trained at University of Houston - College of Optometry 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1991 at University of Houston - College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of cornea to determine thickness 8
Providers in TX who bill this service to Medicare most often.
Common questions
What does Dr. Oosterbaan specialize in?
Dr. Oosterbaan is an optometrist in Fredericksburg, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Oosterbaan located?
Dr. Oosterbaan is listed at 1102 North Llano Street Suite A, Fredericksburg, TX 78624. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Oosterbaan's phone number?
The number on file is (830) 997-0131. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Oosterbaan?
Dr. Oosterbaan's National Provider Identifier is 1245239953. 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. Oosterbaan go to medical school?
Dr. Oosterbaan attended University of Houston - College of Optometry, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Oosterbaan have?
Dr. Oosterbaan has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Oosterbaan do most often?
According to Medicare billing data, Dr. Oosterbaan performs imaging including ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and 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
Is Dr. Oosterbaan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oosterbaan. If this is you, claiming it is free.
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