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Home > CA Providers > Ophthalmologists

Dr. John William Hallisey, MD

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Specializes in: Ophthalmology (Eye Disease)

1270 Peach Street
San Luis Obispo, CA 93401

(805) 541-1342

Dr. John William Hallisey, MD is an ophthalmologist in San Luis Obispo, CA specializing in ophthalmology (eye disease).

Office Locations

1270 Peach Street
San Luis Obispo, CA 93401

(805) 541-1342

(805) 541-5836

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Noteworthy Medicare Patient Procedures Performed by Dr. John William Hallisey, MD in 2024

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 10%

By Affordability:

eye procedures

In 2024, Dr. John William Hallisey, MD had a list price for eye procedures that was lower than the list prices billed to Medicare by 90% of providers in related specialties within California. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 25%

By Affordability:

gonioscopy

scanning computerized ophthalmic diagnostic imaging

SCODI of the posterior segment

In 2012, Dr. John William Hallisey, MD had a list price for gonioscopy, scanning computerized ophthalmic diagnostic imaging (SCODI), and SCODI of the posterior segment (SCODI-P) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within California. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2012 were eye procedures, lacrimal (tearing system) procedures, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	645
eye procedures	2750
lacrimal (tearing system) procedures	651
laser treatment	107
ultrasound (sonogram)	40

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2013 were eye procedures, lacrimal (tearing system) procedures, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	703
eye procedures	2811
lacrimal (tearing system) procedures	563
laser treatment	133
ultrasound (sonogram)	56

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	360
Female	515

**Ethnicity**
Non-Hispanic White	753
Black	0
Hispanic	93
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	306
From 75 to 84	320
85 and over	213
Less than 65	36

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2013

Hypertension	68
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	16
Asthma	5
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2014 were eye procedures, lacrimal (tearing system) procedures, ultrasound (sonogram) and laser treatment.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	594
eye procedures	2300
lacrimal (tearing system) procedures	315
laser treatment	42
ultrasound (sonogram)	42

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	327
Female	478

**Ethnicity**
Non-Hispanic White	679
Black	0
Hispanic	98
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	286
From 75 to 84	300
85 and over	185
Less than 65	34

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2014

Hypertension	66
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	24
Depression	14
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2015 were eye procedures, lacrimal (tearing system) procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	497
eye procedures	2098
lacrimal (tearing system) procedures	212
ultrasound (sonogram)	24

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	600
Female	840

**Ethnicity**
Non-Hispanic White	1236
Black	0
Hispanic	160
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	522
From 75 to 84	492
85 and over	370
Less than 65	56

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2015

Hypertension	64
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	24
Depression	11
Chronic Kidney Disease	19
Asthma	9
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	16
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2016 were eye procedures, lacrimal (tearing system) procedures, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	635
eye procedures	2109
lacrimal (tearing system) procedures	154
laser treatment	103
ultrasound (sonogram)	33

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	302
Female	402

**Ethnicity**
Non-Hispanic White	613
Black	0
Hispanic	73
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	238
85 and over	177
Less than 65	29

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2016

Hypertension	63
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	25
Depression	11
Chronic Kidney Disease	22
Asthma	14
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2017 were eye procedures, lacrimal (tearing system) procedures, laser treatment and evoked potential test.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	643
evoked potential test	33
eye procedures	1958
lacrimal (tearing system) procedures	151
laser treatment	53
ultrasound (sonogram)	28

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	292
Female	380

**Ethnicity**
Non-Hispanic White	577
Black	0
Hispanic	66
Asian	13
Other	0
Native American	0

**Age**
From 65 to 74	254
From 75 to 84	236
85 and over	160
Less than 65	22

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2017

Hypertension	65
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	25
Depression	12
Chronic Kidney Disease	27
Asthma	6
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2018 were eye procedures, lacrimal (tearing system) procedures, evoked potential test and ultrasound (sonogram).

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	549
evoked potential test	50
eye procedures	1290
lacrimal (tearing system) procedures	103
ultrasound (sonogram)	13

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	216
Female	321

**Ethnicity**
Non-Hispanic White	456
Black	0
Hispanic	58
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	187
85 and over	131
Less than 65	15

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2018

Hypertension	66
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	23
Depression	12
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2019 were eye procedures, lacrimal (tearing system) procedures, evoked potential test and ultrasound (sonogram).

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	320
evoked potential test	48
eye procedures	1442
lacrimal (tearing system) procedures	65
laser treatment	19
ultrasound (sonogram)	24

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	209
Female	276

**Ethnicity**
Non-Hispanic White	415
Black	0
Hispanic	55
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	187
From 75 to 84	180
85 and over	107
Less than 65	11

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2019

Hypertension	68
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	26
Depression	14
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2020 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	276
eye procedures	1057
lacrimal (tearing system) procedures	76

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	157
Female	203

**Ethnicity**
Non-Hispanic White	305
Black	0
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	130
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2020

Hypertension	68
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	28
Asthma	5
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	27
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2021 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	319
eye procedures	1036
lacrimal (tearing system) procedures	127

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	152
Female	205

**Ethnicity**
Non-Hispanic White	311
Black	0
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	134
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2021

Hypertension	63
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	28
Depression	15
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2022 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	206
eye procedures	681
lacrimal (tearing system) procedures	60

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	106
Female	136

**Ethnicity**
Non-Hispanic White	211
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	97
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2022

Hypertension	74
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	14
Asthma	6
Osteoperosis	19
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Dementia	7
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2023 were eye procedures.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	213
eye procedures	528

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	88
Female	109

**Ethnicity**
Non-Hispanic White	165
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	66
From 75 to 84	81
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2023

Hypertension	70
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	23
Depression	10
Chronic Kidney Disease	21
Asthma	9
Osteoperosis	17
Atrial Fibrilation	15
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA during 2024 were eye procedures.

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

doctor visit	219
eye procedures	531

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	95
Female	94

**Ethnicity**
Non-Hispanic White	163
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	79
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2024

Hypertension	73
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	23
Depression	11
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	16
Atrial Fibrilation	16
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. John William Hallisey, MD for Medicare patients.

The highest averages for the top procedures that Dr. John William Hallisey, MD treated as an ophthalmologist in San Luis Obispo, CA were eye procedures, lacrimal (tearing system) procedures, laser treatment and evoked potential test.

doctor visit	447
evoked potential test	43
eye procedures	1583
lacrimal (tearing system) procedures	225
laser treatment	76
ultrasound (sonogram)	32

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. John William Hallisey, MD.

**Gender**
Male	223
Female	304

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	2
Non-Hispanic White	452
Hispanic	54
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	190
85 and over	103
Less than 65	15
65 to 74	193

Average of Total of Conditions of Medicare patients treated by Dr. John William Hallisey, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. John William Hallisey, MD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	62
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	22
Depression	11
Chronic Kidney Disease	19
Asthma	6
Osteoporosis	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	25
Atrial Fibrillation	11
Cancer	12
Dementia	6

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. John William Hallisey, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Shire North American Group Inc	$163 XIIDRA $163
Aerie Pharmaceuticals, Inc.	$104 Rocklatan $104
Sun Pharmaceutical Industries Inc.	$69 XELPROS $41	CEQUA $16	Bromsite $12
Allergan Inc.	$40 RESTASIS $40
Amgen Inc.	$25 TEPEZZA $25
Other	$22 SJO $22

**Types of Payments**
Food and Beverage	$385
Education	$38

Biography

Dr. John Hallisey is a specialist in ophthalmology (eye disease). He works in San Luis Obispo, CA. Dr. Hallisey obtained a license to practice in California.

Select Year:

Dr. John William Hallisey, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John William Hallisey, MD in 2024

By Affordability:

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Hallisey, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. John William Hallisey, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

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