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Edit this profileAt a glance
- 214 N 9Th Street, Mayfield, KY 42066
About Dr. Williams
Based in Mayfield, KY, Johnny W. Williams, MD is listed in the NPI registry under ophthalmology. Johnny graduated from University of Louisville School of Medicine in 1989. Medicare claims data shows Johnny provided 616 services to 444 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, imaging of retina, and imaging of optic nerve. NPI 1992759641 identifies this record in the national registry.
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
- (270) 356-1138
- Email not available
Practice Locations
214 N 9TH STREET
Mayfield, KY 42066
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
- Chemical injury to the eye
- Foreign body in the eye
- Hyphema
- Open-globe eye injury
Inflammation, neurologic, and orbit
- Optic neuritis
- Optic neuropathy
- Orbital cellulitis
- Thyroid eye disease
- Uveitis
Most searched conditions
- Cataracts
- Diabetic retinopathy
- Dry eye
- Glaucoma
- Macular degeneration
Cornea and external eye
- Blepharitis
- Corneal abrasion
- Corneal ulcer
- Keratoconus
- Pink eye
- Pterygium
Eyelid and tear drainage
- Blocked tear duct
- Chalazion
- Drooping eyelid
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
- Epiretinal membrane
- Retinal detachment
Eye injuries
- Foreign Object in Eye
Retina & vitreous
- Eye Floaters and Flashes
Procedures & services
Cataract and lens
- Cataract surgery with lens implant
- Laser-assisted cataract surgery
- Intraocular lens exchange
- YAG laser capsulotomy
Cornea and refractive
- Endothelial corneal transplant
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
- Macular hole surgery
- Pneumatic retinopexy
- Retinal laser treatment
- Scleral buckle surgery
- Vitrectomy
Most searched procedures
- Cataract surgery
- Eye exam
- LASIK
- Retina surgery
Corneal procedures
- Amniotic Membrane Eye Graft
Eye diagnostics
- Optical Coherence Tomography Scan
Eye injuries
- Eye Scratch Laceration Repair
- Foreign Object Removal from Eye
Eyelid surgery
- Stye Removal
Laser eye surgery
- Laser Floater Removal
Laser procedures
- Laser Treatment for Retinal Tear
Laser vision correction
- SMILE Eye Surgery
Refractive surgery
- Clear Lens Exchange
- Implantable Contact Lenses
Tear duct & Orbit
- Orbital Decompression Surgery
- Tear Duct Plugs
Procedures Most Often Billed to Medicare
616 services · 444 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Creation of eye fluid drainage tracts in iris using a laser, per session | Procedure | 66761 |
37 | More often than most peers in Ophthalmology |
| Destruction of growth of retina using a laser | Procedure | 67210 |
32 | As often as other peers in Ophthalmology |
| Injection of drug into eye | Procedure | 67028 |
28 | Less often than most peers in Ophthalmology |
| Creation of opening of iris for eye fluid drainage using a laser | Procedure | 66762 |
13 | Too few peers to compare |
| Imaging of retina | Treatment | 92134 |
93 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
73 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
69 | As often as other peers in Ophthalmology |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
12 | Less often than most peers in Ophthalmology |
| Unclassified biologics | Drug given | J3590 |
36 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
136 | As often as other 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 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at University of Louisville School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at University of Louisville School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Williams?
Dr. Williams is an eye doctor in Mayfield, KY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Dr. Williams's address?
Dr. Williams is listed at 214 N 9Th Street, Mayfield, KY 42066. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Williams?
The number on file is (270) 356-1138. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Williams?
Dr. Williams's National Provider Identifier is 1992759641. 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 Dr. Williams train?
Dr. Williams attended University of Louisville School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Williams have?
Dr. Williams has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Williams perform?
According to Medicare billing data, Dr. Williams performs procedures including creation of eye fluid drainage tracts in iris using a laser, per session, destruction of growth of retina using a laser and injection of drug into eye; provides treatments such as imaging of retina and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Williams's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Williams. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.