Medicare FFS ophthalmology

Provider service volume comparison

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

Provider A

Dorotheea O Warmerdam, MD

NPI 1033228739 | Sacramento, CA

National rank
#12,471
Total services
954
VS
Provider B

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Shared CPT/HCPCS0Visible service rows found for both providers
Provider A only10
Provider B only0
Total service gap954
Beneficiary gap417
Allowed amount gap$83,572.34

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
92014Established patient complete exam of visual system
280
0
280Provider A higher
92250Photography of the retina
203
0
203Provider A higher
92012Established patient problem focused exam of visual system
115
0
115Provider A higher
92134Imaging of retina
98
0
98Provider A higher
92133Imaging of optic nerve
69
0
69Provider A higher
92083Exam of visual field with extended testing
56
0
56Provider A higher
92004New patient complete exam of visual system
46
0
46Provider A higher
76514Ultrasound scan of cornea to determine thickness
27
0
27Provider A higher
68761Closure of tear duct opening using plug
26
0
26Provider A higher
92020Exam of the internal drainage system of eye
13
0
13Provider A higher
Largest visible gaps5Rows sorted by shared rows first, then service-volume difference
Provider A total payment$32,797.71
Provider B total paymentNot available