Physician Profile
Based in Oakland, CA, Timothy Truong, MD is listed in the NPI registry under ophthalmology. Timothy is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Timothy cared for 137 Medicare patients across 138 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1411 E 31ST ST
Oakland, CA 94602
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
138 services · 137 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
16 |
| Imaging of optic nerve | Treatment | 92133 |
18 |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
16 |
| Exam of visual field with extended testing | Treatment | 92083 |
13 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
34 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
23 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
18 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Truong is an ophthalmology in Oakland, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Truong is listed at 1411 E 31St St, Oakland, CA 94602. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (510) 437-4800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Truong's National Provider Identifier is 1013576644. 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
Dr. Truong attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
Dr. Truong has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Truong performs procedures including removal of cataract with insertion of prosthetic lens; provides treatments such as imaging of optic nerve and measurement of corneal curvature and depth of eye, 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 Dr. Truong. 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.