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Edit this profileAt a glance
- Medical Center Blvd, Winston Salem, NC 27157
About Dr. John
Vishak J. John, M.D. practices ophthalmology in Winston Salem, NC. Vishak is a 2007 graduate of Boston University School of Medicine. Medicare claims data shows Vishak provided 101,693 services to 4,152 patients. The services billed most often include injection, faricimab-svoa, 0.1 mg, imaging of retina, and injection, pegcetacoplan, intravitreal, 1 mg. The provider's National Provider Identifier (NPI) is 1255515623.
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
- (336) 716-4091
- Email not available
Practice Locations
MEDICAL CENTER BLVD
Winston Salem, NC 27157
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
Eye injury and cancer
Inflammation, neurologic, and orbit
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
Retina & vitreous
Procedures & services
Cataract and lens
- Cataract surgery with lens implant
- Laser-assisted cataract surgery
- Intraocular lens exchange
- YAG laser capsulotomy
Cornea and refractive
Emergency and minor
- Corneal rust-ring removal
- Removal of an eye foreign body
- Repair of an eye or eyelid laceration
- Repair of ruptured globe
Examination and imaging
- Eye ultrasound
- Slit-lamp examination
- Visual-field testing
- Corneal topography
- Fluorescein angiography
Eyelid, tear duct, and muscle
- Chalazion removal
- Ectropion repair
- Eyelid surgery
- Tear-duct probing
- Drooping-eyelid repair
- Entropion repair
- Eye-muscle surgery
- Tear-duct bypass surgery
Glaucoma
- Cyclophotocoagulation
- Trabeculectomy
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Retina
Most searched procedures
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
101,693 services · 4,152 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
2,258 | More than most peers in Ophthalmology |
| Destruction of growth of retina using a laser | Procedure | 67210 |
23 | As often as other peers in Ophthalmology |
| Photocoagulation treatment to prevent detachment of retina | Procedure | 67145 |
18 | As often as other peers in Ophthalmology |
| Destruction of leaking blood vessels of retina using laser | Procedure | 67228 |
17 | Less often than most peers in Ophthalmology |
| Removal of eye fluid (vitreous) between lens and retina | Procedure | 67036 |
16 | As often as other peers in Ophthalmology |
| Removal of membrane of retina | Procedure | 67041 |
12 | Less often than most peers in Ophthalmology |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
26 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
3,343 | More than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
2,318 | More than most peers in Ophthalmology |
| Exam of retinal blood vessels using a special camera after injection of a dye | Treatment | 92235 |
220 | 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.
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 Winston Salem 8
Same specialty, same city.
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2007 at Boston University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 8
Providers in NC who bill this service to Medicare most often.
Common questions
What kind of doctor is Vishak J. John?
Vishak J. John is an eye doctor in Winston Salem, NC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Vishak J. John's address?
Vishak J. John is listed at Medical Center Blvd, Winston Salem, NC 27157. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Vishak J. John?
The number on file is (336) 716-4091. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Vishak J. John?
Vishak J. John's National Provider Identifier is 1255515623. 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
Where did Vishak J. John train?
Vishak J. John attended Boston University School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Vishak J. John have?
Vishak J. John has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Vishak J. John perform?
According to Medicare billing data, Vishak J. John performs procedures including injection of drug into eye, destruction of growth of retina using a laser and photocoagulation treatment to prevent detachment of retina; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures; provides treatments such as imaging of retina and established patient complete 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
Is Vishak J. John's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Vishak J. John. If this is you, claiming it is free.
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