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Edit this profileAt a glance
- 1655 Bernardin Ave Ste 100, Columbia, SC 29204
About Dr. Mercer
Ryan N. Mercer, MD practices ophthalmology in Columbia, SC. Ryan is a 2016 graduate of Medical University of South Carolina College of Medicine. Ryan is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Ryan cared for 2,518 Medicare patients across 3,087 services. The services billed most often include established patient complete exam of visual system, established patient problem focused exam of visual system, and measurement of corneal curvature and depth of eye. The provider's National Provider Identifier (NPI) is 1598129298.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (803) 256-0641
- Email not available
Practice Locations
1655 BERNARDIN AVE STE 100
Columbia, SC 29204
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
3,087 services · 2,518 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
296 | More often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
71 | More often than most peers in Ophthalmology |
| Incision to improve eye fluid flow | Procedure | 65820 |
46 | More often than most peers in Ophthalmology |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
27 | As often as other peers in Ophthalmology |
| Placement of amniotic membrane on eye surface for wound healing | Procedure | 65778 |
27 | As often as other peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
26 | Less often than most peers in Ophthalmology |
| Laser repair to improve eye fluid flow | Procedure | 65855 |
20 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
25 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
579 | More often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
537 | More often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other eye doctors in Columbia 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Medical University of South Carolina College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at Medical University of South Carolina College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in SC who bill this service to Medicare most often.
Common questions
What is Dr. Mercer's specialty?
Dr. Mercer is an eye doctor in Columbia, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Dr. Mercer?
Dr. Mercer is listed at 1655 Bernardin Ave Ste 100, Columbia, SC 29204. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Mercer?
The number on file is (803) 256-0641. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Mercer's NPI number?
Dr. Mercer's National Provider Identifier is 1598129298. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Mercer's medical education?
Dr. Mercer attended Medical University of South Carolina College of Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mercer been practicing?
Dr. Mercer has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Mercer known for?
According to Medicare billing data, Dr. Mercer performs procedures including removal of cataract with insertion of prosthetic lens, removal of recurring cataract in lens capsule using a laser and incision to improve eye fluid flow; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and established patient problem focused exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Mercer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mercer. If this is you, claiming it is free.
Guide.md
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