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Optometry

Elizabeth B. McGinn, OD

Sees patients in Towson, MD · Baltimore, MD · Maryland

Summary

Dr. Elizabeth B. McGinn, OD is an optometrist at 3701 N Charles St, South Chapman Building Suite 102, Towson, MD 21204. Phone: (443) 849-2658. Accepts Medicare assignment. In 2024, Elizabeth B. McGinn had 363 Original Medicare patients and 444 services. NPI 1578556064. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 3701 N Charles St, South Chapman Building Suite 102, Towson, MD 21204 · Directions (10 more locations)
  • Phone: (443) 849‑2658
  • Medicare: Accepts Medicare assignment
  • Group practice: Greater Baltimore Medical Center
  • Optometry school: Pennsylvania College Of Optometry · graduated 1989 (37 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Elizabeth B. McGinn, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Elizabeth B. McGinn accept Medicare assignment?
Yes. Medicare's clinician data says Elizabeth B. McGinn accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Elizabeth B. McGinn see?
In 2024, CMS data shows 363 Original Medicare patients and 444 services for Elizabeth B. McGinn. This counts Original Medicare only and measures volume, not quality.
What is Elizabeth B. McGinn's NPI number?
1578556064. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Elizabeth B. McGinn, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients363
Services billed to Medicare444
Different services or procedures16
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient complete exam of visual system (92014)231 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)72 services
  3. New patient complete exam of visual system (92004)50 services
  4. Imaging of optic nerve (92133)20 services
  5. Imaging of retina (92134)19 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure66%
  • Arthritis44%
  • Diabetes28%
  • Anxiety21%
  • Ischemic heart disease20%

Practice locations

Addresses where Elizabeth B. McGinn is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

Group practices

Medicare enrollment lists Elizabeth B. McGinn as a member of this group (CMS data updated October 2, 2026).

  • Greater Baltimore Medical Center354 clinicians in the group

Specialties

Find other clinicians: Optometry, Maryland →

Other optometrists in Maryland

Clinicians with the same Medicare primary specialty in Maryland — not a recommendation.

All optometrists in Maryland →

Other clinicians in Greater Baltimore Medical Center

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialOD
Optometry schoolPennsylvania College Of Optometry
Graduation year1989 (37 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1578556064
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians