In 2023, Dr. Prior Lewis Parker, MD had a list price for eye exam, eye tests, fundus photography, intermediate eye exam, and visual field test that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Connecticut. 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 10%

By Volume:

extracapsular cataract extraction with IOL implantation

By Affordability:

comprehensive eye exam

scanning computerized ophthalmic diagnostic imaging

SCODI of the posterior segment

In 2023, among providers in related specialties within Connecticut, Dr. Prior Lewis Parker, MD performed more extracapsular cataract extraction (ECCE) with IOL implantation procedures for Medicare patients than 90% of them and he also had a list price for comprehensive eye exam, 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 90% of them. 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 Volume:

eye procedures

laser surgery

SCODI of the posterior segment

YAG laser capsulotomy

By Affordability:

complex cataract surgery

gonioscopy

secondary cataract surgery

YAG laser capsulotomy

YAG laser surgery

In 2012, among providers in related specialties within Connecticut, Dr. Prior Lewis Parker, MD performed more eye procedures, laser surgery, SCODI of the posterior segment (SCODI-P), and YAG laser capsulotomy procedures for Medicare patients than 75% of them and he also had a list price for complex cataract surgery, gonioscopy, secondary cataract surgery, YAG laser capsulotomy, and YAG laser surgery that was lower than the list prices billed to Medicare by 75% of them. 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. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2012 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	61
doctor visit	222
eye procedures	3610
laser treatment	98
ultrasound (sonogram)	19

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2013 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	53
doctor visit	251
eye procedures	3706
laser treatment	92
ultrasound (sonogram)	15

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	591
Female	863

**Ethnicity**
Non-Hispanic White	1389
Black	19
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	499
From 75 to 84	578
85 and over	340
Less than 65	37

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2013

Hypertension	66
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	13
Asthma	6
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2014 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	43
diagnostic procedures	14
doctor visit	273
eye procedures	3887
laser treatment	68
ultrasound (sonogram)	29

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	596
Female	857

**Ethnicity**
Non-Hispanic White	1377
Black	18
Hispanic	0
Asian	0
Other	40
Native American	0

**Age**
From 65 to 74	511
From 75 to 84	580
85 and over	327
Less than 65	35

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2014

Hypertension	64
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	14
Asthma	6
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2015 were eye procedures, lab tests, laser treatment and capsulotomy.

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	61
diagnostic procedures	12
doctor visit	237
eye procedures	3679
lab tests	148
laser treatment	87
ultrasound (sonogram)	23

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	1152
Female	1728

**Ethnicity**
Non-Hispanic White	2744
Black	28
Hispanic	0
Asian	0
Other	70
Native American	0

**Age**
From 65 to 74	960
From 75 to 84	1184
85 and over	672
Less than 65	64

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2015

Hypertension	64
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	28
Depression	15
Chronic Kidney Disease	16
Asthma	9
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	22
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2016 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	44
doctor visit	68
eye procedures	4475
laser treatment	66
ultrasound (sonogram)	16

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	754
Female	1109

**Ethnicity**
Non-Hispanic White	1771
Black	20
Hispanic	0
Asian	0
Other	42
Native American	0

**Age**
From 65 to 74	631
From 75 to 84	737
85 and over	444
Less than 65	51

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2016

Hypertension	69
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	21
Asthma	15
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2017 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	95
eye procedures	4787
laser treatment	123
ultrasound (sonogram)	27

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	742
Female	1036

**Ethnicity**
Non-Hispanic White	1690
Black	0
Hispanic	16
Asian	0
Other	49
Native American	0

**Age**
From 65 to 74	622
From 75 to 84	734
85 and over	380
Less than 65	42

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2017

Hypertension	69
High Cholesterol	46
Stroke	4
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2018 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	58
doctor visit	13
eye procedures	3960
laser treatment	96
ultrasound (sonogram)	29

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	631
Female	851

**Ethnicity**
Non-Hispanic White	1397
Black	17
Hispanic	14
Asian	0
Other	43
Native American	0

**Age**
From 65 to 74	489
From 75 to 84	626
85 and over	332
Less than 65	35

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2018

Hypertension	69
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2019 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	64
doctor visit	14
eye procedures	3940
laser treatment	123
ultrasound (sonogram)	30

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	559
Female	770

**Ethnicity**
Non-Hispanic White	1256
Black	0
Hispanic	12
Asian	0
Other	40
Native American	0

**Age**
From 65 to 74	412
From 75 to 84	578
85 and over	315
Less than 65	24

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2019

Hypertension	70
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2020 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	63
eye procedures	3240
laser treatment	116
ultrasound (sonogram)	19

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	492
Female	622

**Ethnicity**
Non-Hispanic White	1050
Black	0
Hispanic	0
Asian	0
Other	40
Native American	0

**Age**
From 65 to 74	343
From 75 to 84	487
85 and over	268
Less than 65	16

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2020

Hypertension	66
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2021 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	62
eye procedures	3393
laser treatment	78
ultrasound (sonogram)	17

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	459
Female	658

**Ethnicity**
Non-Hispanic White	1047
Black	0
Hispanic	0
Asian	0
Other	47
Native American	0

**Age**
From 65 to 74	338
From 75 to 84	495
85 and over	270
Less than 65	14

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2021

Hypertension	70
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2022 were eye procedures, laser treatment, capsulotomy and ultrasound (sonogram).

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	63
eye procedures	3105
laser treatment	106
ultrasound (sonogram)	14

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	424
Female	622

**Ethnicity**
Non-Hispanic White	972
Black	0
Hispanic	0
Asian	0
Other	49
Native American	0

**Age**
From 65 to 74	292
From 75 to 84	480
85 and over	259
Less than 65	15

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	22
Depression	18
Chronic Kidney Disease	18
Asthma	9
Osteoperosis	16
Atrial Fibrilation	22
Heart Failure	13
Chronic Obstructive Pulmonary Disease	16
Diabetes	20
Dementia	6
Cancer	17

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT during 2023 were eye procedures, laser treatment and capsulotomy.

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

capsulotomy	76
eye procedures	2592
laser treatment	112

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	356
Female	509

**Ethnicity**
Non-Hispanic White	817
Black	0
Hispanic	0
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	414
85 and over	223
Less than 65	0

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	23
Depression	17
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	20
Atrial Fibrilation	24
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	18
Dementia	7
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Prior Lewis Parker, MD for Medicare patients.

The highest averages for the top procedures that Dr. Prior Lewis Parker, MD treated as an ophthalmologist in Mystic, CT were eye procedures, lab tests, laser treatment and capsulotomy.

capsulotomy	61
diagnostic procedures	13
doctor visit	154
eye procedures	3697
lab tests	148
laser treatment	97
ultrasound (sonogram)	21

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Prior Lewis Parker, MD.

**Gender**
Male	563
Female	802

**Ethnicity**
Black / African American	8
Asian / Pacific Islander	0
Non-Hispanic White	1292
Hispanic	3
Native American / Alaskan Native	0
Other	39

**Age**
75 to 84	574
85 and over	319
Less than 65	27
65 to 74	424

Average of Total of Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD From 2012 - 2023

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

Hypertension	63
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	18
Asthma	6
Osteoporosis	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	20
Atrial Fibrillation	15
Cancer	11
Dementia	8

Education & Training

He has a state license in Connecticut.

Licensed In: Connecticut

Ratings & Reviews

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General Payments

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

**Payments by Company**
Allergan Inc.	$391 RESTASIS $195	COMBIGAN $111	LUMIGAN $71	BOTOX $13
Valeant Pharmaceuticals North America LLC	$255 LOTEMAX GEL $99	PROLENSA $79	ALREX $59	BEPREVE $19
Alcon Laboratories Inc	$249 Simbrinza $147	Pazeo $72	TravatanZ $30
Sun Pharmaceutical Industries Inc.	$226 CEQUA $126	XELPROS $89	BromSite (bromfenac ophthalmic solution) 0.075% $11
Alcon Vision LLC	$219 ORA $140	Simbrinza $43	Rocklatan $36
Other	$1,246 XEN GLAUCOMA TREATMENT SYSTEM $142	TYRVAYA $139	OMNI $122	PROLENSA $118	VYZULTA $106	Other $620

**Types of Payments**
Food and Beverage	$2,586

Biography

Dr. Prior Parker sees patients in Mystic, CT. His medical specialty is ophthalmology (eye disease). Dr. Parker obtained a license to practice in Connecticut.

Select Year:

Dr. Prior Lewis Parker, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Prior Lewis Parker, MD in 2023

By Affordability:

By Volume:

By Affordability:

By Volume:

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. Prior Lewis Parker, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Prior Lewis Parker, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Mystic, CT