Physician Profile
Gerard E. Ardron, M.D. practices ophthalmology in Sonora, CA. Gerard is a 1988 graduate of Loma Linda University School of Medicine. According to Medicare claims data, Gerard cared for 5,196 Medicare patients across 16,991 services. The services billed most often include injection, faricimab-svoa, 0.1 mg, injection, ranibizumab, 0.1 mg, and established patient complete exam of visual system.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
940 SYLVA LN STE G
Sonora, CA 95370
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
16,991 services · 5,196 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
662 | More often than most peers in Ophthalmology |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
480 | More than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
190 | More than most peers in Ophthalmology |
| Removal of excessive skin and fat of upper eyelid | Procedure | 15823 |
29 | As often as other peers in Ophthalmology |
| Insertion of eye fluid drainage device | Procedure | 66183 |
22 | More often than most peers in Ophthalmology |
| Injection of chemical for paralysis of nerve muscles on side of face | Procedure | 64612 |
20 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
23 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
2,102 | More than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
967 | More often than most peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
742 | More than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Gerard E. Ardron is an eye doctor in Sonora, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Gerard E. Ardron is listed at 940 Sylva Ln Ste G, Sonora, CA 95370. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (209) 532-2020. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Gerard E. Ardron's National Provider Identifier is 1689709982. 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
Gerard E. Ardron attended Loma Linda University School of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
Gerard E. Ardron has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Gerard E. Ardron performs procedures including injection of drug into eye, removal of cataract with insertion of prosthetic lens and 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 imaging of retina, 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 Gerard E. Ardron. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.