Quick answers
- Does Rebecca McCormack accept Medicare assignment?
- Yes. Medicare's clinician data says Rebecca McCormack 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 Rebecca McCormack see?
- In 2024, CMS data shows 64 Original Medicare patients and 115 services for Rebecca McCormack. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca McCormack's NPI number?
- 1578979209. 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 Rebecca McCormack, 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 patients | 64 |
|---|---|
| Services billed to Medicare | 115 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)28 services
- Established patient complete exam of visual system (92014)27 services
- Exam of visual field with extended testing (92083)17 services
- New patient complete exam of visual system (92004)11 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 pressure70%
- Arthritis45%
- Anxiety28%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)23%
- Chronic kidney disease20%
Practice locations
Addresses where Rebecca McCormack is enrolled with Medicare (CMS data updated October 2, 2026).
- 1718 State Rd, Suite 8dSummerville, SC 29486 (843) 900‑4050
- 297 Seven Farms Dr, Suite 101Daniel Island, SC 29492 (843) 471‑2733
- 855 Houston Northcutt BlvdMt Pleasant, SC 29464
Group practices
Medicare enrollment lists Rebecca McCormack as a member of these groups (CMS data updated October 2, 2026).
- Lowcountry Eye Care of Cane Bay LLC7 clinicians in the group
- Island Eye Care3 clinicians in the group
- Lowcountry Eye Care of Mt Pleasant LLC3 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Summerville
Clinicians with the same Medicare primary specialty in Summerville, SC — not a recommendation.
Other clinicians in Lowcountry Eye Care of Cane Bay LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Pennsylvania College Of Optometry |
| Graduation year | 2014 (12 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578979209 |
| Corrections | Report 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians