Medicare FFS ophthalmology

Provider service volume comparison

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

Provider A

John J Dagianis, M.D.

NPI 1972508026 | Nashua, NH

National rank
#5,543
Total services
3,345
VS
Provider B

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Shared CPT/HCPCS0Visible service rows found for both providers
Provider A only19
Provider B only0
Total service gap3,345
Beneficiary gap1,006
Allowed amount gap$299,817.42

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
901
0
901Provider A higher
92014Established patient complete exam of visual system
510
0
510Provider A higher
92250Photography of the retina
401
0
401Provider A higher
92012Established patient problem focused exam of visual system
244
0
244Provider A higher
92083Exam of visual field with extended testing
235
0
235Provider A higher
92133Imaging of optic nerve
217
0
217Provider A higher
92134Imaging of retina
172
0
172Provider A higher
99214Established patient office or other outpatient visit, 30-39 minutes
130
0
130Provider A higher
83516Analysis of substance using immunoassay technique, multiple step method
78
0
78Provider A higher
83861Microfluid analysis of tears
78
0
78Provider A higher
92136Measurement of corneal curvature and depth of eye
55
0
55Provider A higher
92004New patient complete exam of visual system
49
0
49Provider A higher
92285Photography of content of eyes
49
0
49Provider A higher
99212Established patient office or other outpatient visit, 10-19 minutes
48
0
48Provider A higher
65855Laser repair to improve eye fluid flow
39
0
39Provider A higher
66984Removal of cataract with insertion of prosthetic lens
29
0
29Provider A higher
66821Removal of recurring cataract in lens capsule using a laser
26
0
26Provider A higher
92020Exam of the internal drainage system of eye
22
0
22Provider A higher
66982Complex removal of cataract with insertion of prosthetic lens
11
0
11Provider A higher
Largest visible gaps5Rows sorted by shared rows first, then service-volume difference
Provider A total payment$208,170.57
Provider B total paymentNot available