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Edit this profileAt a glance
- 78 Baker St, Providence, RI 02905
About Dr. Tsiaras
William G. Tsiaras, M.D. is a healthcare provider in Providence, RI specializing in ophthalmology. William trained at Warren Alpert Medical School of Brown University, graduating in 1975. According to Medicare claims data, William cared for 859 Medicare patients across 1,183 services. The services billed most often include established patient complete exam of visual system, imaging of retina, and imaging of optic nerve. This provider record is associated with NPI 1376609180.
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
- (401) 831-4592
- Email not available
Practice Locations
78 BAKER ST
Providence, RI 02905
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
1,183 services · 859 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
762 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
278 | More often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
97 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
31 | Less often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
15 | 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.
Other eye doctors at this location 1
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 Providence 7
Same specialty, same city.
More connections — 19 related providers in 3 groups
Trained at Warren Alpert Medical School of Brown University 7
Other providers in the same specialty who trained at the same institution.
Class of 1975 at Warren Alpert Medical School of Brown University 5
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 7
Providers in RI who bill this service to Medicare most often.
Common questions
What kind of doctor is William G. Tsiaras?
William G. Tsiaras is an eye doctor in Providence, RI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is William G. Tsiaras's address?
William G. Tsiaras is listed at 78 Baker St, Providence, RI 02905. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with William G. Tsiaras?
The number on file is (401) 831-4592. Contact the office directly to confirm availability and scheduling.
NPI registry
What is William G. Tsiaras's NPI number?
William G. Tsiaras's National Provider Identifier is 1376609180. 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 William G. Tsiaras train?
William G. Tsiaras attended Warren Alpert Medical School of Brown University, graduating in 1975. This comes from the CMS National Downloadable File.
CMS public data
How long has William G. Tsiaras been practicing?
William G. Tsiaras has 51 years experience. Calculated from a graduation year of 1975, reported in the CMS National Downloadable File.
CMS public data
What procedures does William G. Tsiaras perform?
According to Medicare billing data, William G. Tsiaras provides treatments such as established patient complete exam of visual system and imaging of retina. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has William G. Tsiaras confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by William G. Tsiaras. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.