Quick answers
- Does Shawn F. Riley accept Medicare assignment?
- Yes. Medicare's clinician data says Shawn F. Riley 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 Shawn F. Riley see?
- In 2024, CMS data shows 1,400 Original Medicare patients and 4,762 services for Shawn F. Riley. This counts Original Medicare only and measures volume, not quality.
- What is Shawn F. Riley's NPI number?
- 1003873894. 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 Shawn F. Riley, 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 | 1,400 |
|---|---|
| Services billed to Medicare | 4,762 |
| Different services or procedures | 38 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Established patient problem focused exam of visual system (92012)2,640 services
- Exam of visual field with extended testing (92083)427 services
- Imaging of optic nerve (92133)418 services
- Ultrasound scan to determine eye length and lens power (76519)344 services
- Removal of cataract with insertion of prosthetic lens (66984)196 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 blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes26%
- Ischemic heart disease24%
- Chronic kidney disease23%
Practice locations
Addresses where Shawn F. Riley is enrolled with Medicare (CMS data updated October 2, 2026).
- 1115 48th Ave N, Suite 121Myrtle Beach, SC 29577 (843) 449‑6478
- 14 Doctors Cir, Suite 4Supply, NC 28462 (910) 754‑5434
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Myrtle Beach
Clinicians with the same Medicare primary specialty in Myrtle Beach, SC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Rush Medical College Of Rush University |
| Graduation year | 1988 (38 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003873894 |
| 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