DR. JON LUEN YANG M.D.
NPI 1649417742
Ophthalmology in San Francisco, CA

Q: What is Jon Yang's NPI number?

The NPI number for Jon Yang is 1649417742. It was assigned to this individual provider in the NPPES registry on January 11, 2009.

Q: What is Jon Yang's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Jon Yang was last updated on February 17, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since January 11, 2009PECOS EnrolledAccepts Medicare Assignment

99.32/100

CMS Quality Rating

929 CLAY ST, SUITE 405, SAN FRANCISCO, CA 94108(415) 986-3239(415) 986-3260 Get Directions Write a Review

NPPES record last updated: February 17, 2012. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Jon Luen Yang M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JON LUEN YANG M.D. (NPI 1649417742) is an individual ophthalmology provider in San Francisco, California, licensed in California (A106461) and active in the NPI registry since January 2009. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2007).

NPPES Registry Identity

NPI1649417742

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. JON LUEN YANGCredential: M.D.

Location Address929 CLAY ST, SUITE 405San Francisco, CA 94108-1556

Mailing Address929 Clay St, Suite 405San Francisco, CA 94108-1556 · (415) 986-3239 · Fax (415) 986-3260

Phone(415) 986-3239

Fax(415) 986-3260

Sole ProprietorYes

Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2007

Enumeration DateJanuary 11, 2009

Last NPPES UpdateFebruary 17, 2012

✔ NPI 1649417742 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · A106461

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

929 CLAY ST, San Francisco, CA 94108

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jon Luen Yang M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870758642

PECOS Enrollment IDI20120628000251

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 18

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

966 services509 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

765 services670 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

531 services523 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

497 services489 patients

Extended exam of the back part of the eye with optic nerve drawing 92202

This procedure involves a detailed examination of the back part of your eye, focusing on the optic nerve, a crucial component for vision. A drawing or map of the optic nerve is created to help track any changes over time. This can help detect eye diseases early.

428 services414 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

353 services349 patients

Removal of eyelashes using forceps 67820

The removal of eyelashes using forceps is a simple procedure where a medical professional gently extracts unwanted or problematic eyelashes with a specialized tool. This is often done to alleviate discomfort or to treat conditions like trichiasis, where eyelashes grow inward.

313 services141 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

264 services256 patients

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

231 services226 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

205 services140 patients

Imaging of front third of eye 92132

Imaging of the front third of the eye, also known as anterior segment imaging, captures detailed images of the eye's front part. This includes the iris, cornea, and lens. It's a non-invasive procedure that helps diagnose and monitor eye conditions.

176 services174 patients

New patient complete exam of visual system 92004

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

113 services113 patients

Ultrasound scan of cornea to determine thickness 76514

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

112 services111 patients

Photography of content of eyes 92285

Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.

61 services60 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

49 services33 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

39 services27 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

36 services28 patients

Removal of foreign body from external eye (conjunctiva) 65205

This procedure involves the careful extraction of a foreign object from the surface of your eye, specifically the conjunctiva. This could be dust, metal, or any small particle. A healthcare professional uses specialized tools to gently remove the object, thus alleviating discomfort and preventing potential damage to your eye.

24 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94108 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

99.32/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

88.64

Improvement Activities

Reported Quality Measures

Cataract Surgery: Difference Between Planned and Final Refraction

100%23 patients5/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

2%128 patients1/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. WENWU JIN M.D., PH.D.

Urology

929 CLAY ST, SUITE 505
SAN FRANCISCO, CA 94108

San Francisco County (415) 392-9690

RAYMOND FAY MD

Urology

929 CLAY ST, #505
SAN FRANCISCO, CA 94108

San Francisco County (415) 392-9690

WENWU JIN MD PHD INCORPORATED

Urology

929 CLAY ST, SUITE 505
SAN FRANCISCO, CA 94108

San Francisco County (415) 392-9690

COLLIN P. QUOCK, M.D., A MEDICAL CORPORATION

Contractor

929 CLAY ST, SUITE 201
SAN FRANCISCO, CA 94108

San Francisco County (415) 398-5100

DR. KE H TUAN M.D.

Obstetrics & Gynecology

929 CLAY ST, 305
SAN FRANCISCO, CA 94108

San Francisco County (415) 398-7178

MR. DAVID S YEE MD

Ophthalmology

929 CLAY ST, STE 405
SAN FRANCISCO, CA 94108

San Francisco County (415) 986-3239

DAVID KE-H TUAN, MD., INC.

Obstetrics & Gynecology

929 CLAY ST, SUITE 305
SAN FRANCISCO, CA 94108

San Francisco County (415) 398-7178

DR. CLIFFORD CHEW MD

Otolaryngology

929 CLAY ST, SUITE 501
SAN FRANCISCO, CA 94108

San Francisco County (415) 433-7945

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jon Yang's NPI number?

The NPI number for Jon Yang is 1649417742. It was assigned to this individual provider in the NPPES registry on January 11, 2009.

Where is Jon Yang located?

Jon Yang practices at 929 Clay St Suite 405, San Francisco, CA 94108. The listed phone number is (415) 986-3239.

What is Jon Yang's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Jon Yang enrolled in Medicare?

Yes. Jon Yang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Jon Yang was last updated on February 17, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.