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Dr. David Guyton, M.D.

Ophthalmology (Ophthalmology Physician)

  • Medicare participating

At a glance

Medical school
Harvard Medical School (1969)
Years since graduation
57
In the NPI registry since
2006
Medicare patients seen, 2024
52

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 1969Medical school: Harvard Medical School
  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Ophthalmology Physician primary
    MD license D17802

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Ophthalmology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
52
Services billed
117
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient problem focused exam of visual system3128
Placement of adjustable sutures during eye muscle surgery2423
Realignment of vertical eye muscle1716
New patient problem focused exam of visual system1313
Realignment of horizontal eye muscle1313
Exam to measure eye deviation and range of motion1111

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Neomycin-Polymyxin-Dexameth (neomycin/polymyxin b/dexametha)
Other prescribers in Lutherville, MD
21

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Other Ophthalmology clinicians in Lutherville

Sources

NPI registry (CMS NPPES, November 2026; record last updated February 7, 2013), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1104875384. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.