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Edit this profileAt a glance
- Medical Center Blvd, Winston Salem, NC 27157
About Dr. Treadwell
Gillian G. Treadwell, MD is a healthcare provider in Winston Salem, NC specializing in ophthalmology. Gillian trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2013. According to Medicare claims data, Gillian cared for 983 Medicare patients across 1,188 services. 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, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and imaging of optic nerve. This provider record is associated with NPI 1205178688.
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) 716-1322
- Email not available
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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
1,188 services · 983 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
36 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
18 | Less often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
202 | More often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
199 | More often than most peers in Ophthalmology |
| Exam of the internal drainage system of eye | Treatment | 92020 |
38 | As often as other 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 |
334 | More often than most peers in Ophthalmology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
240 | More often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
100 | As often as other peers in Ophthalmology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
21 | Less 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 University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2013 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 7
Providers in NC who bill this service to Medicare most often.
Common questions
What does Dr. Treadwell specialize in?
Dr. Treadwell 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
Where is Dr. Treadwell located?
Dr. Treadwell 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
What is Dr. Treadwell's phone number?
The number on file is (336) 716-1322. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Treadwell's NPI number?
Dr. Treadwell's National Provider Identifier is 1205178688. 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. Treadwell go to medical school?
Dr. Treadwell attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Treadwell been practicing?
Dr. Treadwell has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Treadwell do most often?
According to Medicare billing data, Dr. Treadwell performs procedures including removal of cataract with insertion of prosthetic lens; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as imaging of optic nerve and exam of visual field with extended testing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Treadwell confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Treadwell. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.