CHIA-WEN ANNIE CHANG M.D.
NPI 1417210451
Ophthalmology in Visalia, CA

Q: What is Chia-wen Chang's NPI number?

The NPI number for Chia-wen Chang is 1417210451. It was assigned to this individual provider in the NPPES registry on June 22, 2012.

Q: What is Chia-wen Chang'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 Chia-wen Chang was last updated on July 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 June 22, 2012PECOS EnrolledAccepts Medicare Assignment

78.15/100

CMS Quality Rating

5021 W NOBLE AVE, STE A, VISALIA, CA 93277(559) 627-9393(559) 627-1624 Get Directions Write a Review

NPPES record last updated: July 18, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Chia-wen Annie Chang M.d. NPPES

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

CHIA-WEN ANNIE CHANG M.D. (NPI 1417210451) is an individual ophthalmology provider in Visalia, California, licensed in California (A142555) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (2012).

NPPES Registry Identity

NPI1417210451

Entity TypeIndividualFemale

Primary Taxonomy207W00000X

Provider Legal NameCHIA-WEN ANNIE CHANGCredential: M.D.

Location Address5021 W NOBLE AVE, STE AVisalia, CA 93277-8310

Mailing Address5021 W Noble Ave, Ste AVisalia, CA 93277-8310 · (559) 627-9393 · Fax (559) 627-1624

Phone(559) 627-9393

Fax(559) 627-1624

Sole ProprietorNo

Medical School CMSMedical College Of WisconsinGraduated 2012

Enumeration DateJune 22, 2012

Last NPPES UpdateJuly 18, 2016

✔ NPI 1417210451 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · A142555

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.

5021 W NOBLE AVE, Visalia, CA 93277

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

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

Chia-wen Annie Chang 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 ID6204070030

PECOS Enrollment IDI20160727002544

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 17

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.

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.

437 services151 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.

312 services276 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.

282 services274 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.

267 services171 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.

254 services143 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.

220 services209 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).

154 services149 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.

148 services148 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.

72 services70 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

45 services45 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

31 services24 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.

25 services25 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.

24 services23 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

18 services15 patients

Removal or relocation of corneal conjunctiva 65420

The removal or relocation of corneal conjunctiva is a procedure for eye health. It involves the careful adjustment or removal of the clear, thin tissue covering the white part of your eye and inside of your eyelids. This can help treat or prevent various eye conditions.

17 services14 patients

Ct scan of cornea 92025

A CT scan of the cornea is a non-invasive imaging test that uses X-rays to capture detailed pictures of your eye's cornea. It helps in diagnosing diseases or damage, planning for surgery, or evaluating the results of a treatment. It's a safe and painless procedure.

17 services17 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.

14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93277 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

$133.94 typical visit price

range $58.87 – $176.60

Typical copayment $33.48 (range $14.71 – $44.15)

Most-billed visit code 99204

Established Patient

$73.16 typical visit price

range $19.28 – $144.60

Typical copayment $18.29 (range $4.82 – $36.15)

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.

78.15/100

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

Individually scored

Quality

100

Improvement Activities

Cost

19.62

Reported Quality Measures

Cataracts: 20/40 or Better Visual Acuity within 90 Days Following Cataract Surgery

100%132 patients5/55-star benchmark: 100%

Complications After Cataract Surgery

Lower rates are better for this measure.

0%246 patients

Diabetes: Eye Exam

100%661 patients5/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

100%1,236 patients5/55-star benchmark: 100%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 100% · 847 patients

Patients screened: 100% · 847 patients

97%31 patients4/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Reduction of Intraocular Pressure (IOP) by 15% OR Documentation of a Plan of Care

100%193 patients

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.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Frames, purchases V2020

Other-Vision, Hearing, and Speech Services · category OC000N

1 supplier33 claims33 services$62.69 avg. paid by Medicare

Spherocylinder, bifocal, plano to plus or minus 4.00d sphere, .12 to 2.00d cylinder, per lens V2203

Other-Vision, Hearing, and Speech Services · category OC000N

1 supplier18 claims35 services$46.21 avg. paid by Medicare

Spherocylinder, trifocal, plano to plus or minus 4.00d sphere, .12-2.00d cylinder, per lens V2303

Other-Vision, Hearing, and Speech Services · category OC000N

1 supplier13 claims23 services$59.82 avg. paid by Medicare

U-v lens, per lens V2755

Other-Vision, Hearing, and Speech Services · category OC000N

1 supplier16 claims32 services$10.42 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 8

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

EYE SURGICAL & MEDICAL ASSOCIATES, INC.

Specialist

5021 W NOBLE AVE, SUITE A
VISALIA, CA 93277

Tulare County (559) 627-9393

ALLEN JAY DENISON O.D.

Optometrist

5021 W NOBLE AVE, SUITE A
VISALIA, CA 93277

Tulare County (559) 627-9393

NOBLE SURGERY CENTER

Clinic/Center (Ambulatory Surgical)

5021 W NOBLE AVE, SUITE B
VISALIA, CA 93277

Tulare County (559) 625-2020

MICHAEL IRWIN BOONE M.D.

Ophthalmology

5021 W NOBLE AVE, SUITE A
VISALIA, CA 93277

Tulare County (559) 627-9393

BARRY ROGER SMITH M.D.

Ophthalmology

5021 W NOBLE AVE, SUITE A
VISALIA, CA 93277

Tulare County (559) 627-9393

JUDITH LANE RANSBERGER O.D.

Optometrist

5021 W NOBLE AVE, SUITE A
VISALIA, CA 93277

Tulare County (559) 627-9393

MICHAEL J HENRY MD

Ophthalmology

5021 W NOBLE AVE, SUITE A
VISALIA, CA 93277

Tulare County (559) 627-9393

DR. LAURA RODRIGUEZ OD

Optometrist

5021 W NOBLE AVE
VISALIA, CA 93277

Tulare County (559) 627-9393

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 Chia-wen Chang's NPI number?

The NPI number for Chia-wen Chang is 1417210451. It was assigned to this individual provider in the NPPES registry on June 22, 2012.

Where is Chia-wen Chang located?

Chia-wen Chang practices at 5021 W Noble Ave Ste A, Visalia, CA 93277. The listed phone number is (559) 627-9393.

What is Chia-wen Chang's specialty?

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

Is Chia-wen Chang enrolled in Medicare?

Yes. Chia-wen Chang 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.

What insurance does Chia-wen Chang accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Chia-wen Chang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Chia-wen Chang was last updated on July 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.