A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Louie’s office at (650) 967-6649 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
8 of 8 plans
Plans whose provider directory lists this clinician
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
Largest Original Medicare bills
Established patient complete exam of visual system
22
$2,049
$93
Photography of the retina
39
$1,131
$29
Short return visit (20+ min)
11
$1,011
$72
Exam of visual field with intermediate testing
19
$691
$36
Exam of visual field with limited testing
12
$352
$29
Who their Medicare patients are
56 Original Medicare patients in 2024. Average age 76 · Women 63% · Health risk score 0.65. At or below the middle of the specialty; the typical optometry clinician is at 0.97.
Conditions among them: High blood pressure 54%.
The office billed $18,152, Medicare allowed $9,647 and paid $6,464; for 124 services of 11 kinds.
Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.
Year by year
Original Medicare by year
2024
56
124
76
0.65
$18,152
$6,464
2023
56
173
74
0.60
$28,022
$10,727
2022
50
152
75
0.70
$24,205
$9,008
2021
42
126
73
0.59
$20,551
$7,384
2020
35
93
75
0.80
$14,792
$5,898
2019
38
96
75
0.74
$15,613
$7,010
2018
29
65
74
0.64
$10,312
$4,014
2017
18
37
71
0.86
$6,109
$2,758
2016
22
38
74
0.71
$5,940
$2,980
2015
29
49
73
1.10
$7,028
$3,779
2014
24
48
74
1.21
$6,503
$3,477
2013
30
50
72
1.12
$6,822
$4,230
Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.
See the services billed each year
2023: 4 services
Original Medicare services billed in 2023
Established patient complete exam of visual system
36
$3,992
$111
Photography of the retina
49
$1,694
$35
Exam of visual field with intermediate testing
26
$1,157
$44
Exam of visual field with limited testing
18
$555
$31
2022: 4 services
Original Medicare services billed in 2022
Established patient complete exam of visual system
36
$4,162
$116
Photography of the retina
45
$1,429
$32
Exam of visual field with intermediate testing
24
$1,051
$44
Exam of visual field with limited testing
18
$592
$33
2021: 3 services
Original Medicare services billed in 2021
Established patient complete exam of visual system
30
$2,757
$92
Exam of visual field with intermediate testing
29
$1,436
$50
Photography of the retina
39
$1,434
$35
2020: 3 services
Original Medicare services billed in 2020
Established patient complete exam of visual system
25
$2,754
$110
Photography of the retina
29
$1,322
$44
Exam of visual field with limited testing
22
$730
$33
2019: 3 services
Original Medicare services billed in 2019
Established patient complete exam of visual system
32
$3,584
$112
Photography of the retina
28
$1,410
$50
Exam of visual field with limited testing
13
$441
$34
2018: 2 services
Original Medicare services billed in 2018
Established patient complete exam of visual system
22
$1,632
$74
Photography of the retina
15
$761
$51
2017: 1 service
Original Medicare services billed in 2017
Established patient complete exam of visual system
12
$1,016
$85
2016: 1 service
Original Medicare services billed in 2016
Established patient complete exam of visual system
16
$1,464
$91
2015: 1 service
Original Medicare services billed in 2015
Established patient complete exam of visual system
18
$1,718
$95
2014: 1 service
Original Medicare services billed in 2014
Established patient complete exam of visual system
17
$1,645
$97
2013: 1 service
Original Medicare services billed in 2013
Established patient complete exam of visual system
20
$1,996
$100
Money from drug and device companies
$203 in 2025
Industry payments by year
2025
2
2
—None
$203
2024
2
3
—None
$180
2020
6
6
—None
$131
2019
4
9
—None
$351
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.