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Edit this profileAt a glance
- 21502 Merchants Way, Katy, TX 77449
About Dr. Chou
Listed in the NPI registry as an optometrist, Dorothy Chou, OD practices in Katy, TX. Dorothy graduated from University of California - School of Optometry in 2017. According to Medicare claims data, Dorothy cared for 454 Medicare patients across 480 services. The services billed most often include established patient complete exam of visual system, established patient problem focused exam of visual system, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1033631478 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
- (281) 579-6777
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
21502 MERCHANTS WAY
Katy, TX 77449
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
480 services · 454 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
14 | Less often than most peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
179 | More often than most peers in Optometrist |
| Established patient problem focused exam of visual system | Treatment | 92012 |
71 | More often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
51 | More often than most peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
41 | As often as other peers in Optometrist |
| Imaging of optic nerve | Treatment | 92133 |
36 | As often as other peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
21 | Less often than most peers in Optometrist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
67 | As often as other 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.
Other optometrists at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 32 related providers in 4 groups
Other optometrists in Katy 8
Same specialty, same city.
Trained at University of California - School of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at University of California - School 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 is Dr. Chou's specialty?
Dr. Chou is an optometrist in Katy, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Dr. Chou?
Dr. Chou is listed at 21502 Merchants Way, Katy, TX 77449. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Chou?
The number on file is (281) 579-6777. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Chou's NPI number?
Dr. Chou's National Provider Identifier is 1033631478. 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
What is Dr. Chou's medical education?
Dr. Chou attended University of California - School of Optometry, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chou been practicing?
Dr. Chou has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Chou known for?
According to Medicare billing data, Dr. Chou performs imaging including ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system 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
Has Dr. Chou confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chou. If this is you, claiming it is free.
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