DR. EMMANUEL YIH-HERNG CHANG MD/PHD
NPI 1083877740
Ophthalmology - Retina Specialist in Bellaire, TX

Active since July 03, 2008PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
6565 WEST LOOP S STE 400, BELLAIRE, TX 77401(713) 799-9975(713) 799-1095 Get Directions Write a Review

NPPES record last updated: October 22, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 19, 2017, Apr 12, 2017 (2 updates tracked since 2017).

About Dr. Emmanuel Yih-herng Chang Md/phd NPPES

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

DR. EMMANUEL YIH-HERNG CHANG MD/PHD (NPI 1083877740) is an individual retina specialist in Bellaire, Texas, licensed in Texas (P5786) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS and is a graduate of Baylor College Of Medicine (2007).

NPPES Registry Identity

NPI1083877740
Entity TypeIndividualMale
Primary Taxonomy207WX0107X
Provider Legal NameDR. EMMANUEL YIH-HERNG CHANGCredential: MD/PHD
Location Address6565 WEST LOOP S STE 400Bellaire, TX 77401-3510
Mailing Address6565 West Loop S Ste 400Bellaire, TX 77401-3510 · (713) 799-9975 · Fax (713) 799-1095
Fax(713) 799-1095
Sole ProprietorNo
Medical School CMSBaylor College Of MedicineGraduated 2007
Enumeration DateJuly 3, 2008
Last NPPES UpdateOctober 22, 20242 updates tracked since enumeration
NPPES CertifiedOctober 22, 2024
NPI 1083877740 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0107X
License Licensed in TX · P5786
Definition
An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.
Also ListedOphthalmologyTaxonomy 207W00000X · License P5786 (TX)
6565 WEST LOOP S STE 400, Bellaire, TX 77401

Other Identifiers 6

Medicaid1083877740MI
Other1083877740Npi
Medicaid322767002TX
Medicaid322767003TX
Medicaid322767004TX
Medicaid322767005TX

Accepted 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

Dr. Emmanuel Yih-herng Chang Md/phd 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 ID6507044542
PECOS Enrollment IDI20130807000073
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.

Injection, faricimab-svoa, 0.1 mg J2777
Faricimab-svoa is a medication given through an injection into the eye to treat certain eye conditions. The 0.1 mg dosage helps control disease progression, improving vision and eye health. The procedure is done by a healthcare professional.
53,940 services185 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.
1,609 services671 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.
1,100 services583 patients
Injection of drug into eye 67028
An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.
985 services255 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.
860 services394 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.
384 services140 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77401 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40

Other Providers at the Same Location NPPES 5

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

Ophthalmology
6565 WEST LOOP S STE 400
BELLAIRE, TX 77401
Ophthalmology (Retina Specialist)
6565 WEST LOOP S STE 400
BELLAIRE, TX 77401
Ophthalmology (Retina Specialist)
6565 WEST LOOP S STE 400
BELLAIRE, TX 77401
Ophthalmology
6565 WEST LOOP S STE 400
BELLAIRE, TX 77401
Ophthalmology
6565 WEST LOOP S STE 400
BELLAIRE, TX 77401

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 Emmanuel Chang's NPI number?

The NPI number for Emmanuel Chang is 1083877740. It was assigned to this individual provider in the NPPES registry on July 3, 2008.

Where is Emmanuel Chang located?

Emmanuel Chang practices at 6565 West Loop S Ste 400, Bellaire, TX 77401. The listed phone number is (713) 799-9975.

What is Emmanuel Chang's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Is Emmanuel Chang enrolled in Medicare?

Yes. Emmanuel 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 Emmanuel Chang accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 5 other insurers list Emmanuel 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 Emmanuel Chang was last updated on October 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.