Are you Dr. Nguyen? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 27420 Tourney Rd Ste 100, Valencia, CA 91355
About Dr. Nguyen
Brian J. Nguyen, MD is a healthcare provider in Valencia, CA specializing in ophthalmology. According to Medicare claims data, Brian cared for 2,538 Medicare patients across 3,304 services. The services billed most often include microfluid analysis of tears, established patient problem focused exam of visual system, and ct scan of cornea. This provider record is associated with NPI 1912469792.
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
- (661) 259-3937
- Email not available
Practice Locations
27420 TOURNEY RD STE 100
Valencia, CA 91355
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
3,304 services · 2,538 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Closure of tear duct opening using plug | Procedure | 68761 |
168 | More often than most peers in Ophthalmology |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
66 | Less often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
48 | As often as other peers in Ophthalmology |
| Removal of eyelashes using forceps | Procedure | 67820 |
16 | Less often than most peers in Ophthalmology |
| Dilation of tear drainage opening | Procedure | 68801 |
12 | Less often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
534 | More often than most peers in Ophthalmology |
| Ct scan of cornea | Treatment | 92025 |
526 | More than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
311 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
195 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
188 | 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.
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 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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.
More connections — 19 related providers in 3 groups
Other eye doctors in Valencia 3
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Also performs Closure of tear duct opening using plug 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Nguyen?
Dr. Nguyen is an eye doctor in Valencia, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Dr. Nguyen's address?
Dr. Nguyen is listed at 27420 Tourney Rd Ste 100, Valencia, CA 91355. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Nguyen?
The number on file is (661) 259-3937. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Nguyen's NPI number?
Dr. Nguyen's National Provider Identifier is 1912469792. 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. Nguyen train?
Dr. Nguyen attended Other. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Nguyen been practicing?
Dr. Nguyen has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What procedures does Dr. Nguyen perform?
According to Medicare billing data, Dr. Nguyen performs procedures including closure of tear duct opening using plug, removal of cataract with insertion of prosthetic lens and removal of recurring cataract in lens capsule using a laser; provides treatments such as established patient problem focused exam of visual system and ct scan of cornea, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Nguyen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nguyen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.