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Edit this profileAt a glance
- 345 9Th St, Suite 204, Oakland, CA 94607
About Dr. Chen
Sophia T. Chen, M.D. practices ophthalmology in Oakland, CA. Sophia is a 1998 graduate of New York University School of Medicine. According to Medicare claims data, Sophia cared for 3,657 Medicare patients across 4,174 services. The services billed most often include established patient complete exam of visual system, imaging of optic nerve, and exam of visual field with extended testing. The provider's National Provider Identifier (NPI) is 1033183934.
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
- (510) 350-8741
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
345 9TH ST SUITE 204
Oakland, CA 94607
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
4,174 services · 3,657 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
161 | More often than most peers in Ophthalmology |
| Laser repair to improve eye fluid flow | Procedure | 65855 |
152 | More than most peers in Ophthalmology |
| Incision to improve eye fluid flow | Procedure | 65820 |
47 | More often than most peers in Ophthalmology |
| Dilation of fluid outflow drainage within eye | Procedure | 66174 |
43 | More often than most peers in Ophthalmology |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
34 | More often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
22 | Less often than most peers in Ophthalmology |
| Transplantation of fetal sac tissue to cornea | Procedure | 65780 |
13 | Too few peers to compare |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
215 | More than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
1,047 | More than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
709 | 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.
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 Oakland 8
Same specialty, same city.
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1998 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Sophia T. Chen?
Sophia T. Chen is an eye doctor in Oakland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Sophia T. Chen's address?
Sophia T. Chen is listed at 345 9Th St Suite 204, Oakland, CA 94607. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Sophia T. Chen?
The number on file is (510) 350-8741. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Sophia T. Chen's NPI number?
Sophia T. Chen's National Provider Identifier is 1033183934. 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 Sophia T. Chen train?
Sophia T. Chen attended New York University School of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Sophia T. Chen been practicing?
Sophia T. Chen has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What procedures does Sophia T. Chen perform?
According to Medicare billing data, Sophia T. Chen performs procedures including removal of cataract with insertion of prosthetic lens, laser repair to improve eye fluid flow and incision to improve eye fluid flow; reads or performs imaging such as ultrasound scan to determine eye length and lens power; provides treatments such as established patient complete exam of visual system and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Sophia T. Chen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sophia T. Chen. If this is you, claiming it is free.
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