npidexNPI registry + Medicare data

LOUIS CHANG, M.D., PH.D.

Ophthalmology Physician · LOS ANGELES, CA

Individual Active NPI 1538295720

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
202466023,664$7,132,893$2,974,130$2,333,151
202358814,851$6,545,004$2,857,248$2,245,636
20225518,322$5,717,681$2,571,446$2,018,967

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
J2777Injection, faricimab-svoa, 0.1 mg14,820$34$27
92134Imaging of retina2,238$54$41
J0178Injection, aflibercept, 1 mg2,001$825$657
67028Injection of drug into eye1,315$156$116
J2778Injection, ranibizumab, 0.1 mg1,023$159$126
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more991$116$86
92014Established patient complete exam of visual system316$168$112
92012Established patient problem focused exam of visual system299$118$87
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more156$163$121
92004New patient complete exam of visual system94$197$140
92235Exam of retinal blood vessels using a special camera after injection of a dye92$229$169
92250Photography of the retina90$47$35

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Ophthalmology Physician207W00000X✓A91494CA

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Ophthalmology Physician providers in California

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.