We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Dr. Lo’s office at (408) 559-2011 to ask if they take your plan before you enroll.
California Medical Board record
Licence G66296 · Current
Licensed to practise in California · since 1989 · expires 2027-05-31 · Stanford University School of Medicine.
No disciplinary actions, convictions, malpractice judgments or citations in this record.
Original Medicare doctor bills
$23,592
Medicare paid this office $23,592 for 203 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
Largest Original Medicare bills
Anesthesia for other procedure on large bowel using an endoscope
108
$12,096
$112
Anesthesia for procedure on small and large bowel using an endoscope
39
$5,402
$139
Anesthesia for exam of colon using an endoscope
36
$3,784
$105
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
20
$2,310
$115
Who their Medicare patients are
203 Original Medicare patients in 2024. Average age 73 · Women 59% · Health risk score 0.66. At or below the middle of the specialty; the typical anesthesiology clinician is at 1.54.
Conditions among them: High blood pressure 63% · Diabetes 20% · Cancer 16% · Chronic kidney disease 14% · Coronary heart disease 12% · Depression 9% · Atrial fibrillation 8%.
The office billed $339,250, Medicare allowed $27,931 and paid $23,592; for 203 services of 4 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
203
203
73
0.66
$339,250
$23,592
2023
231
231
73
0.66
$316,200
$27,217
2022
298
302
73
0.72
$501,982
$38,527
2021
322
329
75
0.89
$569,927
$41,972
2020
268
287
73
1.07
$522,264
$37,981
2019
226
234
73
1.28
$493,250
$36,475
2018
219
224
73
1.65
$516,614
$37,474
2017
118
126
74
1.44
$230,126
$16,915
2016
189
203
74
1.77
$208,715
$33,348
2015
226
239
74
1.72
$241,540
$38,889
2014
196
204
72
1.32
$205,386
$33,634
2013
274
294
73
1.45
$241,705
$44,805
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
Anesthesia for other procedure on large bowel using an endoscope
111
$12,667
$114
Anesthesia for procedure on small and large bowel using an endoscope
42
$5,919
$141
Anesthesia for exam of colon using an endoscope
46
$4,958
$108
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
32
$3,672
$115
2022: 5 services
Original Medicare services billed in 2022
Anesthesia for other procedure on large bowel using an endoscope
147
$19,390
$132
Anesthesia for procedure on small and large bowel using an endoscope
45
$6,577
$146
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
44
$5,157
$117
Anesthesia for exam of colon using an endoscope
45
$4,948
$110
Anesthesia for lens surgery
14
$1,608
$107
2021: 5 services
Original Medicare services billed in 2021
Anesthesia for other procedure on large bowel using an endoscope
106
$14,609
$137
Anesthesia for lens surgery
77
$8,706
$110
Anesthesia for procedure on small and large bowel using an endoscope
49
$7,195
$147
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
34
$4,166
$119
Anesthesia for exam of colon using an endoscope
32
$3,546
$111
2020: 6 services
Original Medicare services billed in 2020
Anesthesia for lens surgery
95
$12,161
$118
Anesthesia for other procedure on large bowel using an endoscope
57
$8,276
$145
Anesthesia for procedure on small and large bowel using an endoscope
28
$4,297
$153
Anesthesia for exam of colon using an endoscope
32
$3,916
$122
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
29
$3,784
$126
Anesthesia for other procedure on eye
17
$2,453
$144
2019: 6 services
Original Medicare services billed in 2019
Anesthesia for other procedure on large bowel using an endoscope
39
$5,508
$141
Anesthesia for lens surgery
39
$4,894
$114
Anesthesia for procedure on small and large bowel using an endoscope
23
$3,535
$154
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
27
$3,287
$122
Anesthesia for exam of colon using an endoscope
19
$2,321
$122
Anesthesia for other procedure on lower leg, ankle, and foot bones
13
$1,928
$148
2018: 5 services
Original Medicare services billed in 2018
Anesthesia for lens surgery
59
$6,722
$114
Anesthesia for other procedure on large bowel using an endoscope
26
$3,648
$140
Anesthesia for procedure on small and large bowel using an endoscope
24
$3,551
$148
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope
17
$2,182
$128
Anesthesia for other procedure on lower leg, ankle, and foot bones
11
$1,927
$175
2017: 3 services
Original Medicare services billed in 2017
Anesthesia for lens surgery
62
$6,988
$109
Anesthesia for procedure on lower intestine using an endoscope
15
$2,105
$140
Anesthesia for procedure on gastrointestinal tract using an endoscope
11
$1,527
$139
2016: 2 services
Original Medicare services billed in 2016
Anesthesia for lens surgery
84
$9,889
$112
Anesthesia for other procedure on eye
12
$1,723
$144
2015: 2 services
Original Medicare services billed in 2015
Anesthesia for lens surgery
113
$13,562
$118
Anesthesia for other procedure on eye
14
$2,082
$149
2014: 2 services
Original Medicare services billed in 2014
Anesthesia for lens surgery
75
$9,099
$120
Anesthesia for other procedure on eye
13
$2,167
$167
2013: 2 services
Original Medicare services billed in 2013
Anesthesia for lens surgery
150
$17,362
$111
Anesthesia for other procedure on eye
13
$2,272
$162
Medicaid work
$285 in 2021
Medicaid paid $285 for 47 billed services this clinician did in 2021, up to 21 people in a month for one service.
Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.
Largest Medicaid services in 2021
Anesthesia for procedures on eye; lens surgery
47
$285
Medicaid work by year
2021
47
1
21
$285
2020
29
1
15
$199
2018
26
1
13
$305
See the largest Medicaid services in earlier years
2020
Largest Medicaid services in 2020
Anesthesia for procedures on eye; lens surgery
29
$199
2018
Largest Medicaid services in 2018
Anesthesia for procedures on eye; lens surgery
26
$305
Money from drug and device companies
$50 in 2025
Industry payments by year
2025
1
2
—None
$50
2024
6
6
—None
$122
2023
6
16
—None
$327
2022
6
19
—None
$444
2021
3
5
—None
$112
2019
1
1
—None
$20
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.