Medicare FFS ophthalmology

Provider service volume comparison

Compare two ophthalmology providers by CY2023 Medicare FFS service volume and CPT/HCPCS mix.

Provider A

Amy D Zhang, MD

NPI 1932369055 | Grand Blanc, MI

National rank
#9,977
Total services
1,632
VS
Provider B

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Shared CPT/HCPCS0Visible service rows found for both providers
Provider A only9
Provider B only0
Total service gap1,632
Beneficiary gap853
Allowed amount gap$123,724.77

CPT/HCPCS service volume comparison

Rows compare visible public provider-service lines by Medicare FFS service count.

CPT/HCPCSDescriptionProvider A servicesProvider B servicesAbsolute differenceHigher Medicare FFS service volume
99214Established patient office or other outpatient visit, 30-39 minutes
509
0
509Provider A higher
92014Established patient complete exam of visual system
320
0
320Provider A higher
92133Imaging of optic nerve
253
0
253Provider A higher
92083Exam of visual field with extended testing
171
0
171Provider A higher
92134Imaging of retina
100
0
100Provider A higher
92004New patient complete exam of visual system
99
0
99Provider A higher
99213Established patient office or other outpatient visit, 20-29 minutes
63
0
63Provider A higher
99204New patient office or other outpatient visit, 45-59 minutes
50
0
50Provider A higher
66821Removal of recurring cataract in lens capsule using a laser
24
0
24Provider A higher
Largest visible gaps5Rows sorted by shared rows first, then service-volume difference
Provider A total payment$82,643.09
Provider B total paymentNot available