npidexNPI registry + Medicare data

SIDNEY CHANG, MD

Ophthalmology Physician · SAN DIEGO, CA

Individual Active NPI 1790888006

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20249723,233$1,408,382$557,917$419,776
20239643,180$1,383,006$565,049$425,038
20221,1923,826$1,663,684$686,921$510,758

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more632$126$87
92136Measurement of corneal curvature and depth of eye549$40$29
66984Removal of cataract with insertion of prosthetic lens445$521$415
99212Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more239$56$35
92133Imaging of optic nerve227$34$24
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more217$165$104
92083Exam of visual field with extended testing183$63$44
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more168$89$59
92134Imaging of retina152$39$29
66821Removal of recurring cataract in lens capsule using a laser85$392$300
76514Ultrasound scan of cornea to determine thickness60$11$8
92020Exam of the internal drainage system of eye37$26$21

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Ophthalmology Physician207W00000X✓A125489CA
Ophthalmology Physician207W00000X2008017344MO
Ophthalmology Physician207W00000XMD-15590HI
Ophthalmology Physician207W00000XD74915MD

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.