Medicare FFS ophthalmology

Provider service volume comparison

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

Provider A

Dianna Liu, M.D.

NPI 1477830511 | Saint Charles, MO

National rank
#10,125
Total services
1,587
VS
Provider B

Choose provider

No provider selected.

Search providers
Shared CPT/HCPCS0Visible service rows found for both providers
Provider A only15
Provider B only0
Total service gap1,587
Beneficiary gap312
Allowed amount gap$169,918.86

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
99213Established patient office or other outpatient visit, 20-29 minutes
272
0
272Provider A higher
92083Exam of visual field with extended testing
247
0
247Provider A higher
92014Established patient complete exam of visual system
162
0
162Provider A higher
92012Established patient problem focused exam of visual system
151
0
151Provider A higher
92133Imaging of optic nerve
141
0
141Provider A higher
92004New patient complete exam of visual system
93
0
93Provider A higher
99214Established patient office or other outpatient visit, 30-39 minutes
76
0
76Provider A higher
92136Measurement of corneal curvature and depth of eye
73
0
73Provider A higher
92134Imaging of retina
61
0
61Provider A higher
66984Removal of cataract with insertion of prosthetic lens
57
0
57Provider A higher
92250Photography of the retina
52
0
52Provider A higher
92020Exam of the internal drainage system of eye
49
0
49Provider A higher
65855Laser repair to improve eye fluid flow
40
0
40Provider A higher
76514Ultrasound scan of cornea to determine thickness
37
0
37Provider A higher
66821Removal of recurring cataract in lens capsule using a laser
15
0
15Provider A higher
Largest visible gaps5Rows sorted by shared rows first, then service-volume difference
Provider A total payment$129,147.19
Provider B total paymentNot available