npidexNPI registry + Medicare data

AIMEE CHANG, MD

Glaucoma Specialist (Ophthalmology) Physician · FREEDOM, CA

Individual Active NPI 1730689340

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20241,2785,524$1,309,990$582,823$429,941
20235481,184$306,887$129,922$102,109
202288102$54,355$11,136$8,811

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more1,160$103$72
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more1,092$145$106
92133Imaging of optic nerve639$42$32
92083Exam of visual field with extended testing568$77$55
92020Exam of the internal drainage system of eye407$32$25
92250Photography of the retina377$43$33
92134Imaging of retina257$47$35
76514Ultrasound scan of cornea to determine thickness252$12$9
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more191$183$132
65855Laser repair to improve eye fluid flow76$287$212
92136Measurement of corneal curvature and depth of eye66$51$39
92025Ct scan of cornea62$37$28

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Glaucoma Specialist (Ophthalmology) Physician207WX0009X✓A165520CA
Ophthalmology Physician207W00000X291480MA

Medicare eligibility

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

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