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Dr. Gregory W. Smith, MD

(Dr. Gregory Wayne Smith, M.D.)

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Specializes in: Adult Nephrology

University of South Carolina School of Medicine (2008)

121 Park Central Drive Suite 200
Columbia, SC 29203

(803) 252-9907

Dr. Gregory W. Smith, MD is a nephrologist in Columbia, SC specializing in adult nephrology. He graduated from University of South Carolina School of Medicine in 2008 and has 18 years of experience. Dr. Gregory W. Smith, MD is affiliated with COLUMBIA NEPHROLOGY ASSOCIATES PA.

Office Locations

121 Park Central Drive Suite 200
Columbia, SC 29203

(803) 252-9907

(803) 252-9906

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Noteworthy Medicare Patient Procedures Performed by Dr. Gregory W. Smith, MD in 2023

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

Top 5%

By Affordability:

complete blood count

creatinine test

creatinine urine test

kidney function tests

renal panel

total protein test

total protein urine test

urinalysis

In 2023, Dr. Gregory W. Smith, MD had a list price for complete blood count (CBC), creatinine test, creatinine urine test, kidney function tests, renal (kidney) panel, total protein test, total protein urine test, and urinalysis that was lower than the list prices billed to Medicare by 95% 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 10%

By Affordability:

parathyroid hormone test

In 2023, Dr. Gregory W. Smith, MD had a list price for parathyroid hormone (PTH) test 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:

lab tests

In 2012, Dr. Gregory W. Smith, MD performed more lab tests procedures for Medicare patients than 75% of providers in related specialties within South Carolina.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2012 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

dialysis	57
doctor visit	357
hospital care	706
inpatient care	706
lab tests	35

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2013 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

dialysis	49
doctor visit	303
hospital care	772
inpatient care	772
lab tests	23

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	333
Female	344

**Ethnicity**
Non-Hispanic White	377
Black	279
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	158
85 and over	57
Less than 65	234

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2013

Hypertension	75
High Cholesterol	60
Stroke	9
Ischemic Heart Disease	62
Depression	23
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	4
Atrial Fibrilation	21
Heart Failure	58
Chronic Obstructive Pulmonary Disease	24
Diabetes	64
Dementia	13
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2014 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	135
dialysis	101
doctor visit	328
hemofiltration	41
hospital care	811
inpatient care	811
lab tests	681

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	359
Female	365

**Ethnicity**
Non-Hispanic White	429
Black	279
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	250
From 75 to 84	174
85 and over	70
Less than 65	230

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2014

Hypertension	75
High Cholesterol	66
Stroke	9
Ischemic Heart Disease	65
Depression	31
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	4
Atrial Fibrilation	25
Heart Failure	57
Chronic Obstructive Pulmonary Disease	28
Diabetes	65
Dementia	15
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2015 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	284
dialysis	117
doctor visit	314
hemofiltration	44
hospital care	884
inpatient care	884
lab tests	1206

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	770
Female	774

**Ethnicity**
Non-Hispanic White	910
Black	592
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	532
From 75 to 84	368
85 and over	158
Less than 65	486

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2015

Hypertension	75
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	65
Depression	27
Chronic Kidney Disease	75
Asthma	19
Osteoperosis	2
Atrial Fibrilation	20
Heart Failure	54
Chronic Obstructive Pulmonary Disease	25
Diabetes	63
Dementia	16
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2016 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	310
dialysis	109
doctor visit	344
hemofiltration	30
hospital care	877
inpatient care	877
lab tests	1254

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	377
Female	356

**Ethnicity**
Non-Hispanic White	439
Black	276
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	256
From 75 to 84	186
85 and over	69
Less than 65	222

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2016

Hypertension	75
High Cholesterol	65
Stroke	9
Ischemic Heart Disease	60
Depression	27
Chronic Kidney Disease	75
Asthma	29
Osteoperosis	3
Atrial Fibrilation	20
Heart Failure	55
Chronic Obstructive Pulmonary Disease	25
Diabetes	67
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2017 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	228
dialysis	145
doctor visit	297
hemofiltration	46
hospital care	850
inpatient care	850
lab tests	924

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	364
Female	342

**Ethnicity**
Non-Hispanic White	425
Black	255
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	250
From 75 to 84	197
85 and over	59
Less than 65	200

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2017

Hypertension	75
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	62
Depression	30
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	4
Atrial Fibrilation	25
Heart Failure	59
Chronic Obstructive Pulmonary Disease	29
Diabetes	68
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2018 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	245
dialysis	76
doctor visit	310
hemofiltration	34
hospital care	846
inpatient care	846
lab tests	1132

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	394
Female	350

**Ethnicity**
Non-Hispanic White	422
Black	289
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	280
From 75 to 84	199
85 and over	64
Less than 65	201

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2018

Hypertension	75
High Cholesterol	68
Stroke	8
Ischemic Heart Disease	61
Depression	26
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	4
Atrial Fibrilation	24
Heart Failure	55
Chronic Obstructive Pulmonary Disease	26
Diabetes	66
Dementia	17
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2019 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	133
dialysis	54
doctor visit	342
hospital care	646
inpatient care	646
lab tests	1137

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	373
Female	305

**Ethnicity**
Non-Hispanic White	429
Black	222
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	253
From 75 to 84	185
85 and over	56
Less than 65	184

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2019

Hypertension	75
High Cholesterol	71
Stroke	8
Ischemic Heart Disease	62
Depression	28
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	4
Atrial Fibrilation	23
Heart Failure	54
Chronic Obstructive Pulmonary Disease	26
Diabetes	65
Dementia	15
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2020 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	114
dialysis	22
doctor visit	416
hospital care	642
inpatient care	642
lab tests	1394

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	382
Female	322

**Ethnicity**
Non-Hispanic White	450
Black	225
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	202
85 and over	69
Less than 65	167

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2020

Hypertension	75
High Cholesterol	70
Stroke	8
Ischemic Heart Disease	63
Depression	29
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	5
Atrial Fibrilation	21
Heart Failure	49
Chronic Obstructive Pulmonary Disease	23
Diabetes	63
Dementia	17
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2021 were lab tests, hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

dialysis	15
doctor visit	404
hospital care	699
inpatient care	699
lab tests	1561

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	369
Female	330

**Ethnicity**
Non-Hispanic White	477
Black	194
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	268
From 75 to 84	226
85 and over	67
Less than 65	138

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	60
Depression	27
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	5
Atrial Fibrilation	21
Heart Failure	50
Chronic Obstructive Pulmonary Disease	22
Diabetes	61
Dementia	18
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC during 2022 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

blood draw	42
doctor visit	397
hospital care	552
inpatient care	552
lab tests	1389

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	318
Female	306

**Ethnicity**
Non-Hispanic White	450
Black	152
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	231
85 and over	68
Less than 65	94

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	53
Depression	27
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	9
Atrial Fibrilation	36
Heart Failure	46
Chronic Obstructive Pulmonary Disease	26
Diabetes	59
Dementia	14
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gregory W. Smith, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory W. Smith, MD treated as a nephrologist in Columbia, SC were lab tests, hospital care, inpatient care and blood draw.

blood draw	186
dialysis	74
doctor visit	346
hemofiltration	39
hospital care	753
inpatient care	753
lab tests	976

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gregory W. Smith, MD.

**Gender**
Male	367
Female	344

**Ethnicity**
Black / African American	251
Asian / Pacific Islander	0
Non-Hispanic White	437
Native American / Alaskan Native	0
Hispanic	1
Other	3

**Age**
75 to 84	193
85 and over	67
Less than 65	196
65 to 74	255

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

The highest averages of the most common conditions of Medicare patients that Dr. Gregory W. Smith, MD treated were chronic kidney disease, hypertension, high cholesterol and diabetes.

Hypertension	68
High Cholesterol	61
Stroke	8
Ischemic Heart Disease	55
Depression	25
Chronic Kidney Disease	68
Asthma	11
Osteoporosis	4
Heart Failure	48
Chronic Obstructive Pulmonary Disease	23
Diabetes	58
Atrial Fibrillation	21
Dementia	14
Cancer	9

Education & Training

Dr. Gregory W. Smith, MD graduated from University of South Carolina School of Medicine in 2008. He has a state license in South Carolina.

Medical School: University of South Carolina School of Medicine (2008)

Licensed In: South Carolina

Affiliations & Hospitals

Dr. Gregory W. Smith, MD is associated with these hospitals and organizations:

COLUMBIA NEPHROLOGY ASSOCIATES PA

Ratings & Reviews

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General Payments

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

**Payments by Company**
Otsuka America Pharmaceutical, Inc.	$401 JYNARQUE $329	SAMSCA $71
Amgen Inc.	$348 Tavneos $163	Parsabiv $107	Sensipar $78
GlaxoSmithKline, LLC.	$232 BENLYSTA $173	JESDUVROQ $59
AstraZeneca Pharmaceuticals LP	$219 LOKELMA $138	FARXIGA $66	EVUSHELD $15
Mallinckrodt Hospital Products Inc.	$217 TERLIVAZ $143	ACTHAR $74
Other	$1,986 VELTASSA $296	ACTHAR $230	LUPKYNIS $199	Kerendia $171	FABRAZYME $154	Other $934

**Types of Payments**
Food and Beverage	$3,297
Education	$81
Gift	$26

Biography

Dr. Gregory Smith's area of specialization is adult nephrology. He attended medical school at the University of South Carolina School of Medicine.

Select Year:

Dr. Gregory W. Smith, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Gregory W. Smith, MD in 2023

By Affordability:

By Affordability:

By Volume:

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. Gregory W. Smith, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory W. Smith, 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. Gregory W. Smith, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Columbia, SC