Provider Profile
Based in Round Rock, TX, Carissa Lumby, OD is listed in the NPI registry under optometry. Carissa graduated from University of Houston - College of Optometry in 2016. Carissa is also listed as specializing in optometrist. According to Medicare claims data, the services billed most often include exam of visual field with extended testing and photography of the retina. NPI 1609226794 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
7700 CAT HOLLOW DR STE 105
Round Rock, TX 78681
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.
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
Most searched procedures
Contact lens exams
Dry eye treatments
Examinations
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
Imaging & tests
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
26 services · 22 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Exam of visual field with extended testing | Treatment | 92083 |
15 | Less often than most peers in Optometry |
| Photography of the retina | Treatment | 92250 |
11 | Less often than most peers in Optometry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Lumby is an optometry in Round Rock, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Lumby is listed at 7700 Cat Hollow Dr Ste 105, Round Rock, TX 78681. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (512) 501-2100. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Lumby's National Provider Identifier is 1609226794. 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
Dr. Lumby attended University of Houston - College of Optometry, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
Dr. Lumby has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Lumby provides treatments such as exam of visual field with extended testing and photography of the retina. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lumby. If this is you, claiming it is free.
Guide.md
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