Medicare FFS ophthalmology

Provider service volume comparison

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

Provider A

Katrina C Chin Loy, M.D.

NPI 1871851188 | Washington, DC

National rank
#13,548
Total services
666
VS
Provider B

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Shared CPT/HCPCS0Visible service rows found for both providers
Provider A only14
Provider B only0
Total service gap666
Beneficiary gap280
Allowed amount gap$95,343.11

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
146
0
146Provider A higher
99214Established patient office or other outpatient visit, 30-39 minutes
135
0
135Provider A higher
92133Imaging of optic nerve
43
0
43Provider A higher
66984Removal of cataract with insertion of prosthetic lens
33
0
33Provider A higher
92202Extended exam of the back part of the eye with optic nerve drawing
31
0
31Provider A higher
99204New patient office or other outpatient visit, 45-59 minutes
29
0
29Provider A higher
92136Measurement of corneal curvature and depth of eye
28
0
28Provider A higher
92082Exam of visual field with intermediate testing
27
0
27Provider A higher
92083Exam of visual field with extended testing
27
0
27Provider A higher
99212Established patient office or other outpatient visit, 10-19 minutes
23
0
23Provider A higher
92004New patient complete exam of visual system
20
0
20Provider A higher
92134Imaging of retina
20
0
20Provider A higher
92020Exam of the internal drainage system of eye
19
0
19Provider A higher
99203New patient office or other outpatient visit, 30-44 minutes
14
0
14Provider A higher
Largest visible gaps5Rows sorted by shared rows first, then service-volume difference
Provider A total payment$68,625.58
Provider B total paymentNot available