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Optometry

Melanie C. Rennie, OD

Sees patients in Mount Airy, MD · Eldersburg, MD · Maryland

Summary

Dr. Melanie C. Rennie, OD is an optometrist at 1507 S Main St, Mount Airy, MD 21771. Phone: (301) 829-2221. Accepts Medicare assignment. In 2024, Melanie C. Rennie had 217 Original Medicare patients and 399 services. NPI 1588970743. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 1507 S Main St, Mount Airy, MD 21771 · Directions (1 more location)
  • Phone: (301) 829‑2221
  • Medicare: Accepts Medicare assignment
  • Group practice: Eldersburg Eye Care LLC (+1 more)
  • Optometry school: Pennsylvania College Of Optometry · graduated 2010 (16 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Melanie C. Rennie, 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 Melanie C. Rennie accept Medicare assignment?
Yes. Medicare's clinician data says Melanie C. Rennie 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 Melanie C. Rennie see?
In 2024, CMS data shows 217 Original Medicare patients and 399 services for Melanie C. Rennie. This counts Original Medicare only and measures volume, not quality.
What is Melanie C. Rennie's NPI number?
1588970743. 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 Melanie C. Rennie, 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 patients217
Services billed to Medicare399
Different services or procedures18
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient complete exam of visual system (92014)88 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)83 services
  3. New patient complete exam of visual system (92004)64 services
  4. Exam of visual field with extended testing (92083)35 services
  5. Imaging of optic nerve (92133)32 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 pressure68%
  • Arthritis42%
  • Ischemic heart disease29%
  • Diabetes25%
  • Anxiety19%

Practice locations

Addresses where Melanie C. Rennie is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Melanie C. Rennie as a member of these groups (CMS data updated October 2, 2026).

  • Eldersburg Eye Care LLC4 clinicians in the group
  • Mt. Airy Eye Care, LLC4 clinicians in the group

Specialties

Find other clinicians: Optometry, Maryland →

Other optometrists in Mount Airy

Clinicians with the same Medicare primary specialty in Mount Airy, MD — not a recommendation.

All optometrists in Mount Airy →

Other clinicians in Eldersburg Eye Care LLC

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

Clinician information

CredentialOD
Optometry schoolPennsylvania College Of Optometry
Graduation year2010 (16 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1588970743
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