Provider Profile
Katherine Y. Ly, O.D. practices optometry in Silver Spring, MD. Katherine is a 2001 graduate of New England College of Optometry. Katherine is also listed as specializing in optometrist. Medicare claims data shows Katherine provided 140 services to 122 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1347 LAMBERTON DR
Silver Spring, MD 20902
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
140 services · 122 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
106 |
| New patient complete exam of visual system | Treatment | 92004 |
34 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Katherine Y. Ly is an optometry in Silver Spring, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Katherine Y. Ly is listed at 1347 Lamberton Dr, Silver Spring, MD 20902. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (301) 754-1347. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Katherine Y. Ly's National Provider Identifier is 1659412377. 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
Katherine Y. Ly attended New England College of Optometry, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Katherine Y. Ly has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Katherine Y. Ly provides treatments such as established patient complete exam of visual system and new patient complete exam of visual system. 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 Katherine Y. Ly. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.