Physician Profile
Claiborne M. Callahan, M.D. practices ophthalmology in Leesburg, VA. Claiborne is a 2000 graduate of University of Virginia School of Medicine. Medicare claims data shows Claiborne provided 2,170 services to 1,837 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and imaging of optic nerve. The provider's National Provider Identifier (NPI) is 1033117981.
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.
20 DAVIS AVE SW
Leesburg, VA 20175
Within Ophthalmology 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
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
2,170 services · 1,837 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
112 | As often as other peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
42 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
240 | More often than most peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
141 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
116 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
100 | As often as other peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
57 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
12 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
752 | More than most peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
463 | More often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Claiborne M. Callahan is an eye doctor in Leesburg, VA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Claiborne M. Callahan is listed at 20 Davis Ave Sw, Leesburg, VA 20175. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (703) 777-1244. Contact the office directly to confirm availability and scheduling.
NPI registry
Claiborne M. Callahan's National Provider Identifier is 1033117981. 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
Claiborne M. Callahan attended University of Virginia School of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
Claiborne M. Callahan has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Claiborne M. Callahan performs procedures including removal of cataract with insertion of prosthetic lens and removal of recurring cataract in lens capsule using a laser; provides treatments such as imaging of optic nerve and measurement of corneal curvature and depth of eye, alongside routine visits and testing. 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 Claiborne M. Callahan. If this is you, claiming it is free.
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