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Dr. Mark W. Greenwell, MD

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Specializes in: Adult Nephrology

635 Stone Avenue
Paris, TX 75460

(903) 785-3300

Dr. Mark W. Greenwell, MD is a nephrologist in Sulphur Springs, TX specializing in adult nephrology.

Office Locations

105 Medical Circle Building 3
Sulphur Springs, TX 75482

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1104 E Lincoln Road
Idabel, OK 74745

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635 Stone Avenue
Paris, TX 75460

(903) 785-3300

(903) 785-3310

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2012 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

blood draw	355
diabetes management	64
dialysis	75
doctor visit	501
hospital care	496
inpatient care	496
lab tests	2126
preventive care	124
thoracic (chest) imaging	16
thyroid function tests	23
X-rays	16

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2013 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	116
doctor visit	365
hospital care	379
inpatient care	379

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	171
Female	148

**Ethnicity**
Non-Hispanic White	188
Black	82
Hispanic	0
Asian	0
Other	0
Native American	34

**Age**
From 65 to 74	114
From 75 to 84	72
85 and over	23
Less than 65	110

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	71
Depression	29
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	63
Chronic Obstructive Pulmonary Disease	30
Diabetes	65
Dementia	17
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2014 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	218
doctor visit	862
hospital care	1127
inpatient care	1127

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	266
Female	287

**Ethnicity**
Non-Hispanic White	343
Black	119
Hispanic	0
Asian	0
Other	0
Native American	73

**Age**
From 65 to 74	202
From 75 to 84	158
85 and over	37
Less than 65	156

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2014

Hypertension	75
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	64
Depression	27
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	57
Chronic Obstructive Pulmonary Disease	27
Diabetes	61
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2015 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	83
doctor visit	905
hospital care	1204
inpatient care	1204

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	588
Female	660

**Ethnicity**
Non-Hispanic White	814
Black	230
Hispanic	0
Asian	0
Other	0
Native American	162

**Age**
From 65 to 74	448
From 75 to 84	388
85 and over	102
Less than 65	310

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2015

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	64
Depression	25
Chronic Kidney Disease	75
Asthma	21
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	57
Chronic Obstructive Pulmonary Disease	28
Diabetes	62
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2016 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	134
doctor visit	986
hospital care	1366
inpatient care	1366

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	345
Female	413

**Ethnicity**
Non-Hispanic White	497
Black	149
Hispanic	0
Asian	0
Other	0
Native American	92

**Age**
From 65 to 74	271
From 75 to 84	238
85 and over	70
Less than 65	179

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2016

Hypertension	75
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	63
Depression	27
Chronic Kidney Disease	75
Asthma	33
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	53
Chronic Obstructive Pulmonary Disease	32
Diabetes	60
Dementia	19
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2017 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	155
doctor visit	1006
hospital care	1222
inpatient care	1222

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	336
Female	410

**Ethnicity**
Non-Hispanic White	496
Black	139
Hispanic	0
Asian	0
Other	0
Native American	93

**Age**
From 65 to 74	251
From 75 to 84	231
85 and over	71
Less than 65	193

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2017

Hypertension	75
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	64
Depression	28
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	51
Chronic Obstructive Pulmonary Disease	30
Diabetes	64
Dementia	19
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2018 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	70
doctor visit	1119
hospital care	865
inpatient care	865

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	381
Female	423

**Ethnicity**
Non-Hispanic White	535
Black	136
Hispanic	0
Asian	0
Other	0
Native American	114

**Age**
From 65 to 74	274
From 75 to 84	249
85 and over	85
Less than 65	196

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2018

Hypertension	75
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	66
Depression	27
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	53
Chronic Obstructive Pulmonary Disease	32
Diabetes	64
Dementia	18
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2019 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	77
doctor visit	1119
hospital care	720
inpatient care	720

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	407
Female	380

**Ethnicity**
Non-Hispanic White	528
Black	130
Hispanic	0
Asian	0
Other	0
Native American	104

**Age**
From 65 to 74	271
From 75 to 84	252
85 and over	79
Less than 65	185

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2019

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	67
Depression	29
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	56
Chronic Obstructive Pulmonary Disease	38
Diabetes	66
Dementia	18
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2020 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	83
doctor visit	548
hospital care	871
inpatient care	871

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	352
Female	339

**Ethnicity**
Non-Hispanic White	464
Black	131
Hispanic	0
Asian	0
Other	0
Native American	80

**Age**
From 65 to 74	244
From 75 to 84	194
85 and over	96
Less than 65	157

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2020

Hypertension	75
High Cholesterol	74
Stroke	9
Ischemic Heart Disease	68
Depression	31
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	61
Chronic Obstructive Pulmonary Disease	36
Diabetes	66
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2021 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	43
doctor visit	532
hospital care	838
inpatient care	838

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	341
Female	339

**Ethnicity**
Non-Hispanic White	477
Black	107
Hispanic	0
Asian	0
Other	11
Native American	74

**Age**
From 65 to 74	244
From 75 to 84	213
85 and over	76
Less than 65	147

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	66
Depression	30
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	57
Chronic Obstructive Pulmonary Disease	35
Diabetes	64
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX during 2022 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

dialysis	23
doctor visit	726
hospital care	674
inpatient care	674

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	336
Female	343

**Ethnicity**
Non-Hispanic White	504
Black	77
Hispanic	12
Asian	0
Other	0
Native American	75

**Age**
From 65 to 74	229
From 75 to 84	244
85 and over	97
Less than 65	109

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	59
Depression	30
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	10
Atrial Fibrilation	33
Heart Failure	50
Chronic Obstructive Pulmonary Disease	40
Diabetes	64
Dementia	13
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark W. Greenwell, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark W. Greenwell, MD treated as a nephrologist in Sulphur Springs, TX were lab tests, hospital care, inpatient care and blood draw.

blood draw	355
diabetes management	64
dialysis	97
doctor visit	788
hospital care	887
inpatient care	887
lab tests	2126
preventive care	124
thoracic (chest) imaging	16
thyroid function tests	23
X-rays	16

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark W. Greenwell, MD.

**Gender**
Male	320
Female	340

**Ethnicity**
Black / African American	118
Asian / Pacific Islander	0
Non-Hispanic White	440
Hispanic	1
Native American / Alaskan Native	81
Other	1

**Age**
75 to 84	203
85 and over	66
Less than 65	158
65 to 74	231

Average of Total of Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark W. Greenwell, MD treated were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	68
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	59
Depression	25
Chronic Kidney Disease	68
Asthma	11
Osteoporosis	6
Heart Failure	50
Chronic Obstructive Pulmonary Disease	29
Diabetes	57
Atrial Fibrillation	14
Cancer	8
Dementia	15

Education & Training

He has a state license in Oklahoma.

Licensed In: Oklahoma

Ratings & Reviews

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General Payments

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

**Payments by Company**
Mallinckrodt LLC	$380 ACTHAR $380
Relypsa, Inc.	$247 VELTASSA $247
Otsuka America Pharmaceutical, Inc.	$232 SAMSCA $130	JYNARQUE $92	$11
OPKO Pharmaceuticals, LLC	$193 Rayaldee $193
Fresenius USA Marketing, Inc.	$155 Not Product Related $33	Velphoro $19	Dialyzers $13	$90
Other	$720 Auryxia $162	LOKELMA $124	ACTHAR $122	GATTEX $89	KORSUVA $75	Other $147

**Types of Payments**
Food and Beverage	$1,860
Education	$68

Biography

Dr. Mark Greenwell's area of specialization is adult nephrology. He is a graduate of the University of Texas Medical School at Houston.

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Dr. Mark W. Greenwell, MD

Office Locations

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. Mark W. Greenwell, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Mark W. Greenwell, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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