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Dr. Mark Sanford Keisler, MD

(Dr. Mark S. Keisler, M.D.)

(No ratings)

Specializes in: Ophthalmology (Eye Disease)

Medical University of South Carolina College of Medicine (1979)

340 W Butler Street
Lexington, SC 29072

(803) 359-8777

Dr. Mark Sanford Keisler, MD is an ophthalmologist in Lexington, SC specializing in ophthalmology (eye disease). He graduated from Medical University of South Carolina College of Medicine in 1979 and has 46 years of experience. Dr. Mark Sanford Keisler, MD is affiliated with PALMETTO OPHTHALMOLOGY ASSOCIATES PA.

Office Locations

340 W Butler Street
Lexington, SC 29072

(803) 359-8777

(803) 359-1513

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Sanford Keisler, MD in 2023

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

Top 10%

By Affordability:

anterior segment surgery

eye exam

In 2023, Dr. Mark Sanford Keisler, MD had a list price for anterior segment surgery, and eye exam that was lower than the list prices billed to Medicare by 90% of providers in related specialties within South Carolina. 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:

epilation for trichiasis

By Affordability:

comprehensive eye exam

gonioscopy

intermediate eye exam

visual field test

In 2013, among providers in related specialties within South Carolina, Dr. Mark Sanford Keisler, MD performed more epilation for trichiasis (non-surgical removal of misdirected eyelash) procedures for Medicare patients than 75% of them and he also had a list price for comprehensive eye exam, gonioscopy, intermediate eye exam, and visual field test 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

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2013 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	48
doctor visit	906
eye procedures	2664
foreign body removal	22
lacrimal (tearing system) procedures	14
laser treatment	48
ultrasound (sonogram)	129

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	763
Female	1239

**Ethnicity**
Non-Hispanic White	1920
Black	64
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	866
From 75 to 84	736
85 and over	356
Less than 65	44

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2013

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	69
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	34
Depression	13
Chronic Kidney Disease	15
Asthma	4
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2014 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	62
doctor visit	891
excision	11
eye procedures	2676
foreign body removal	25
lacrimal (tearing system) procedures	17
laser treatment	62
removal of lesion (e.g. growth)	11
ultrasound (sonogram)	144

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	752
Female	1150

**Ethnicity**
Non-Hispanic White	1817
Black	56
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	783
From 75 to 84	749
85 and over	337
Less than 65	33

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2014

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	35
Depression	13
Chronic Kidney Disease	17
Asthma	5
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2015 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	43
doctor visit	726
eye procedures	2955
foreign body removal	26
laser treatment	43
ultrasound (sonogram)	116

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	1614
Female	2394

**Ethnicity**
Non-Hispanic White	3828
Black	118
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1688
From 75 to 84	1542
85 and over	692
Less than 65	86

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2015

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2015 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	35
Depression	14
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2016 were eye procedures, capsulotomy, laser treatment and foreign body removal.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	54
doctor visit	643
excision	14
eye procedures	3004
foreign body removal	21
laser treatment	54
removal of lesion (e.g. growth)	14

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	795
Female	1180

**Ethnicity**
Non-Hispanic White	1887
Black	59
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	798
From 75 to 84	784
85 and over	360
Less than 65	33

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2016

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2016 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	35
Depression	13
Chronic Kidney Disease	20
Asthma	11
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2017 were eye procedures, capsulotomy, laser treatment and foreign body removal.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	58
doctor visit	490
excision	15
eye procedures	2979
foreign body removal	23
laser treatment	58
removal of lesion (e.g. growth)	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	739
Female	1162

**Ethnicity**
Non-Hispanic White	1806
Black	59
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	741
From 75 to 84	781
85 and over	341
Less than 65	38

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2017

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	72
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	33
Depression	14
Chronic Kidney Disease	23
Asthma	5
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	30
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2018 were eye procedures, capsulotomy, laser treatment and foreign body removal.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	68
doctor visit	382
eye procedures	3232
foreign body removal	18
laser treatment	68

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	797
Female	1153

**Ethnicity**
Non-Hispanic White	1850
Black	57
Hispanic	0
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	764
From 75 to 84	796
85 and over	359
Less than 65	31

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2018

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2018 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	71
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	35
Depression	15
Chronic Kidney Disease	23
Asthma	5
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2019 were eye procedures, laser treatment, excision and capsulotomy.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	30
doctor visit	480
excision	31
eye procedures	3211
foreign body removal	18
laser treatment	61

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	817
Female	1193

**Ethnicity**
Non-Hispanic White	1917
Black	53
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	780
From 75 to 84	854
85 and over	348
Less than 65	28

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2019

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	35
Depression	17
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	31
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2020 were eye procedures, capsulotomy, laser treatment and foreign body removal.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	52
doctor visit	432
eye procedures	3102
foreign body removal	21
laser treatment	52

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	792
Female	1122

**Ethnicity**
Non-Hispanic White	1815
Black	47
Hispanic	0
Asian	0
Other	38
Native American	0

**Age**
From 65 to 74	768
From 75 to 84	808
85 and over	309
Less than 65	29

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2020

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	68
High Cholesterol	62
Stroke	3
Ischemic Heart Disease	33
Depression	16
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	31
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2021 were eye procedures, capsulotomy, laser treatment and foreign body removal.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	70
doctor visit	771
eye procedures	2776
foreign body removal	15
laser treatment	70

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	778
Female	1087

**Ethnicity**
Non-Hispanic White	1761
Black	57
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	726
From 75 to 84	822
85 and over	290
Less than 65	27

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2021

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2021 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	33
Depression	15
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	32
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2022 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	30
doctor visit	759
eye procedures	1353
laser treatment	30

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	544
Female	779

**Ethnicity**
Non-Hispanic White	1253
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	456
From 75 to 84	628
85 and over	226
Less than 65	13

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2022

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2022 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	29
Depression	14
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	34
Dementia	4
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC during 2023 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

capsulotomy	33
doctor visit	547
eye procedures	663
laser treatment	33

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	347
Female	506

**Ethnicity**
Non-Hispanic White	803
Black	27
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	410
85 and over	129
Less than 65	16

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2023

The most common conditions of Medicare patients that Dr. Mark Sanford Keisler, MD treated during 2023 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	19
Asthma	8
Osteoperosis	13
Atrial Fibrilation	19
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	33
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Mark Sanford Keisler, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Sanford Keisler, MD treated as an ophthalmologist in Lexington, SC were eye procedures, ultrasound (sonogram), laser treatment and capsulotomy.

capsulotomy	49
doctor visit	638
excision	17
eye procedures	2601
foreign body removal	21
lacrimal (tearing system) procedures	15
laser treatment	52
removal of lesion (e.g. growth)	13
ultrasound (sonogram)	129

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Mark Sanford Keisler, MD.

**Gender**
Male	794
Female	1178

**Ethnicity**
Black / African American	58
Asian / Pacific Islander	0
Non-Hispanic White	1877
Native American / Alaskan Native	0
Hispanic	0
Other	11

**Age**
75 to 84	810
85 and over	340
Less than 65	34
65 to 74	788

Average of Total of Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD From 2013 - 2023

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

Hypertension	70
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	33
Depression	14
Chronic Kidney Disease	20
Asthma	6
Osteoporosis	7
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	30
Atrial Fibrillation	12
Cancer	10
Dementia	6

Education & Training

Dr. Mark Sanford Keisler, MD graduated from Medical University of South Carolina College of Medicine in 1979. He has a state license in South Carolina.

Medical School: Medical University of South Carolina College of Medicine (1979)

Licensed In: South Carolina

Affiliations & Hospitals

Dr. Mark Sanford Keisler, MD is associated with these hospitals and organizations:

PALMETTO OPHTHALMOLOGY ASSOCIATES PA

Ratings & Reviews

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General Payments

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

**Payments by Company**
Sun Pharmaceutical Industries Inc.	$1,081 XELPROS $433	CEQUA $338	Bromsite $234	BromSite (bromfenac ophthalmic solution) 0.075% $58	CEQUA (cyclosporine ophthalmic solution) 0.09% $18
Allergan Inc.	$1,075 RESTASIS $360	LUMIGAN $288	COMBIGAN $279	OZURDEX $148
Bausch & Lomb, a division of Bausch Health US, LLC	$821 LOTEMAX SM $415	VYZULTA $309	PROLENSA $65	LOTEMAX $21	LOTEMAX GEL $12
Shire North American Group Inc	$586 XIIDRA $556	$30
GLAUKOS CORPORATION	$586 ISTENT TRABECULAR MICRO-BYPASS STENT SYSTEM $434	iSTENT iNJECT TRABECULAR MICRO-BYPASS STENT SYSTEM $86	Photrexa $65
Other	$2,967 ACTHAR $378	CyPass $236	INVELTYS $190	Rhopressa $149	VYZULTA $132	Other $1,881

**Types of Payments**
Food and Beverage	$7,001
Education	$114

Biography

Dr. Mark Keisler's specialty is ophthalmology (eye disease). Patients gave him an average rating of 4.0 stars (out of 5). He attended medical school at Medical University of South Carolina College of Medicine.

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Dr. Mark Sanford Keisler, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Sanford Keisler, MD in 2023

By Affordability:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Mark Sanford Keisler, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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