Physician Profile
Based in Farmington, CT, Patricia A. McDonald, M.D. is listed in the NPI registry under ophthalmology. According to Medicare claims data, Patricia cared for 1,171 Medicare patients across 1,799 services. The services billed most often include microfluid analysis of tears, established patient complete exam of visual system, and analysis of substance using immunoassay technique, multiple step method. NPI 1639179476 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
210 MAIN STREET PO BOX 38
Farmington, CT 06032
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.
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
1,799 services · 1,171 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
17 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
13 | Less often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
456 | More often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
100 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
68 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
52 | Less often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
47 | Less often than most peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
29 | Less often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
15 | Less often than most peers in Ophthalmology |
| Microfluid analysis of tears | Lab test | 83861 |
654 | 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.
Patricia A. McDonald is an eye doctor in Farmington, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Patricia A. McDonald is listed at 210 Main Street Po Box 38, Farmington, CT 06032. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (860) 539-9136. Contact the office directly to confirm availability and scheduling.
NPI registry
Patricia A. McDonald's National Provider Identifier is 1639179476. 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
Patricia A. McDonald has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, Patricia A. McDonald performs procedures including removal of recurring cataract in lens capsule using a laser; 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
Not yet. This profile is built from public federal data and has not been confirmed by Patricia A. McDonald. If this is you, claiming it is free.
Guide.md
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