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Dr. Mary Eid

Pathology (Anatomic Pathology & Clinical Pathology Physician)

  • Medicare participating

At a glance

Years since graduation
12
In the NPI registry since
2014
Medicare patients seen, 2024
1,767

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. What an NPI is

Education and training

  • 2014Medical school: George Washington University School of Medicine
  • 2014Registered with an NPI (national billing number; not a license date)

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

  • Anatomic Pathology & Clinical Pathology Physician primary
    VA license 0101261981

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

Map: Pathology per capita by county →

Where they work

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
1,767
Services billed
3,399
Patients’ average age
76
Most frequent Medicare services, 2023
ServiceTimesPatients
Pathology examination of tissue using a microscope, intermediate complexity3,3802,073
Special stained specimen slides to examine tissue, initial procedure279242
Special stained specimen slides to identify organisms including interpretation and report187147
Pathology examination of tissue using a microscope, moderately low complexity182157
Special stained specimen slides to examine tissue, each additional procedure11965
Special stained specimen slides to examine tissue including interpretation and report1211

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.

Other Pathology clinicians in Bethesda

Sources

NPI registry (CMS NPPES, November 2026; record last updated May 18, 2023), 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 Information is self-reported or billed data and may be out of date; call before visiting.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 1063828770. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.