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Edit this profileAt a glance
- 4906 El Camino Real, Ste B, Los Altos, CA 94022
About Dr. Fung
Barry Y. Fung, M.D. practices ophthalmology in Los Altos, CA. Medicare claims data shows Barry provided 6,642 services to 4,564 patients. The services billed most often include established patient problem focused exam of visual system, extended exam of the back part of the eye with retinal drawing, and imaging of optic nerve. The provider's National Provider Identifier (NPI) is 1225079205.
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
- (650) 967-7834
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
4906 EL CAMINO REAL STE B
Los Altos, CA 94022
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
6,642 services · 4,564 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Dilation of tear drainage opening | Procedure | 68801 |
478 | More than most peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
446 | More than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
82 | More often than most peers in Ophthalmology |
| Creation of eye fluid drainage tracts in iris using a laser, per session | Procedure | 66761 |
71 | More than most peers in Ophthalmology |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
48 | Less often than most peers in Ophthalmology |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
31 | More often than most peers in Ophthalmology |
| Probing of nasal tear duct | Procedure | 68840 |
19 | Less often than most peers in Ophthalmology |
| Removal of foreign body or stone in tear passages | Procedure | 68530 |
14 | Too few peers to compare |
| Removal of eyelashes using forceps | Procedure | 67820 |
13 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
175 | More 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.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 Los Altos 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Dilation of tear drainage opening 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Barry Y. Fung's specialty?
Barry Y. Fung is an eye doctor in Los Altos, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Barry Y. Fung?
Barry Y. Fung is listed at 4906 El Camino Real Ste B, Los Altos, CA 94022. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Barry Y. Fung?
The number on file is (650) 967-7834. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Barry Y. Fung?
Barry Y. Fung's National Provider Identifier is 1225079205. 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
What is Barry Y. Fung's education?
Barry Y. Fung attended Other, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Barry Y. Fung have?
Barry Y. Fung has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What is Barry Y. Fung known for?
According to Medicare billing data, Barry Y. Fung performs procedures including dilation of tear drainage opening, closure of tear duct opening using plug and removal of recurring cataract in lens capsule using a laser; reads or performs imaging such as ultrasound scan of cornea to determine thickness and ultrasound scan to determine eye length and lens power; provides treatments such as established patient problem focused exam of visual system and extended exam of the back part of the eye with retinal drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Barry Y. Fung's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Barry Y. Fung. If this is you, claiming it is free.
Guide.md
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