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Edit this profileAt a glance
- 1111 Grand Ave Ste A, Diamond Bar, CA 91765
About Eric Zhang
Eric Zhang is an optometrist practicing in Diamond Bar, CA. Eric trained at Southern California College of Optometry, graduating in 2021. According to Medicare claims data, Eric cared for 193 Medicare patients across 242 services. The services billed most often include established patient problem focused exam of visual system, imaging of retina, and established patient complete exam of visual system. This provider record is associated with NPI 1982282760.
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
- (909) 860-6768
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1111 GRAND AVE STE A
Diamond Bar, CA 91765
Conditions Commonly Evaluated or Treated
Within Optometry 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
Most searched conditions
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
242 services · 193 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient problem focused exam of visual system | Treatment | 92012 |
94 | More often than most peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
52 | As often as other peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
36 | Less often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
22 | As often as other peers in Optometrist |
| Photography of the retina | Treatment | 92250 |
20 | Less often than most peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
18 | Less often than most peers in Optometrist |
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 2
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 optometrists in Diamond Bar 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Southern California College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Southern California College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient problem focused exam of visual system 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Eric Zhang's specialty?
Eric Zhang is an optometrist in Diamond Bar, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Eric Zhang?
Eric Zhang is listed at 1111 Grand Ave Ste A, Diamond Bar, CA 91765. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Eric Zhang?
The number on file is (909) 860-6768. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Eric Zhang's NPI number?
Eric Zhang's National Provider Identifier is 1982282760. 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 Eric Zhang's education?
Eric Zhang attended Southern California College of Optometry, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Eric Zhang been practicing?
Eric Zhang has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Eric Zhang known for?
According to Medicare billing data, Eric Zhang provides treatments such as established patient problem focused 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 Eric Zhang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Eric Zhang. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.