Physician Profile
Unclaimed ProfileAbout YANG
Based in San Francisco, CA, Jon Luen Yang, M.D. is listed in the NPI registry under ophthalmology. Jon graduated from University of California, San Francisco School of Medicine in 2007.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Yang's specialty?
Dr. Yang is an ophthalmology in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where can I find Dr. Yang?
Dr. Yang is listed at 929 CLAY ST SUITE 405, San Francisco, CA 94108. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Yang?
The number on file is (415) 986-3239. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Yang's NPI number?
Dr. Yang's National Provider Identifier is 1649417742. 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 Dr. Yang's medical education?
Dr. Yang attended University of California, San Francisco School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Yang been practising?
Dr. Yang has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Yang known for?
According to Medicare billing data, Dr. Yang performs procedures including removal of eyelashes using forceps, removal of cataract with insertion of prosthetic lens and removal of foreign body from external eye; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient problem focused exam of visual system and exam of visual field with extended testing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Yang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Yang. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 986-3239
- Email not available
Practice Locations
929 CLAY ST SUITE 405
San Francisco, CA 94108
Procedures Most Often Billed to Medicare
5,163 services · 4,284 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of eyelashes using forceps | Procedure | 67820 |
313 |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
39 |
| Removal of foreign body from external eye (conjunctiva) | Procedure | 65205 |
24 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
112 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
966 |
| Exam of visual field with extended testing | Treatment | 92083 |
765 |
| Imaging of retina | Treatment | 92134 |
531 |
| Photography of the retina | Treatment | 92250 |
497 |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
428 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
353 |
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 ophthalmology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other ophthalmology specialists in San Francisco 8
Same specialty, same city.
Trained at University of California, San Francisco School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 2007 at University of California, San Francisco School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of eyelashes using forceps 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.