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Dr. John Douglas Clark, MD

(No ratings)

Specializes in: Adult Pulmonology, Sleep Medicine and Adult Critical Care
University of Tennessee Health Science Center College of Medicine
2030 North Church Place
Spartanburg, SC 29303

Dr. John Douglas Clark, MD is a pulmonologist in Spartanburg, SC specializing in adult pulmonology, sleep medicine and adult critical care. He graduated from University of Tennessee Health Science Center College of Medicine. Dr. John Douglas Clark, MD is affiliated with Spartanburg Regional Healthcare System.

View Doctor's Full Profile (864) 582-6858

Office Locations

2030 North Church Place
Spartanburg, SC 29303
(864) 582-6858
(864) 585-0999
open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. John Douglas Clark, MD in 2023

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

Top 5%

By Volume:

bronchoscopy with therapeutic aspiration
complete blood count
inpatient hospital care

By Affordability:

blood count tests
bronchoscopy with therapeutic aspiration
complete blood count
in-lab polysomnography
in-lab sleep study
polysomnography
sleep study with CPAP
therapeutic bronchoscopy

In 2023, among providers in related specialties within South Carolina, Dr. John Douglas Clark, MD performed more bronchoscopy with therapeutic aspiration, complete blood count (CBC), and inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of them and he also had a list price for blood count tests, bronchoscopy with therapeutic aspiration, complete blood count (CBC), in-lab polysomnography (overnight sleep study), in-lab sleep study, polysomnography (PSG), sleep study with CPAP, and therapeutic bronchoscopy that was lower than the list prices billed to Medicare by 95% 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 10%

By Affordability:

airway management
CPAP treatment

In 2023, Dr. John Douglas Clark, MD had a list price for airway management, and CPAP treatment 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:

bronchoscopy

By Affordability:

blood draw
blood draw for lab tests
blood tests
bronchoalveolar lavage
bronchoscopy
diagnostic sleep study
hospital care
inpatient care
inpatient hospital care
lung volume test
phlebotomy for lab tests
pulmonary function test
pulmonary testing
venipuncture

In 2013, among providers in related specialties within South Carolina, Dr. John Douglas Clark, MD performed more bronchoscopy procedures for Medicare patients than 75% of them and he also had a list price for blood draw, blood draw for lab tests, blood tests, bronchoalveolar lavage (BAL), bronchoscopy, diagnostic (regular) sleep study, hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), lung volume test, phlebotomy for lab tests, pulmonary function test (PFT), pulmonary testing, and venipuncture (phlebotomy) 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. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2013 were inpatient care, hospital care, X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 61
aspiration 92
blood draw 154
bronchoscopy 143
diagnostic procedures 19
doctor visit 1259
hospital care 2078
inpatient care 2078
lab tests 140
minimally invasive procedures 19
nursing home care 41
preventive care 72
pulmonary testing 191
sinus imaging 44
sleep study 137
thoracic (chest) imaging 269
vaccines 72
X-rays 313

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 597
Female 588
Ethnicity
Non-Hispanic White 997
Black 161
Hispanic 0
Asian 0
Other 14
Native American 0
Age
From 65 to 74 469
From 75 to 84 357
85 and over 137
Less than 65 222

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2013

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2013 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension 75
High Cholesterol 62
Stroke 11
Ischemic Heart Disease 50
Depression 33
Chronic Kidney Disease 37
Asthma 21
Osteoperosis 10
Atrial Fibrilation 21
Heart Failure 44
Chronic Obstructive Pulmonary Disease 51
Diabetes 42
Dementia 17
Cancer 16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2014 were inpatient care, hospital care, X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 70
aspiration 81
blood draw 160
bronchoscopy 122
diagnostic procedures 18
doctor visit 1339
hospital care 2289
inpatient care 2289
lab tests 164
minimally invasive procedures 18
nursing home care 41
pleural drainage 12
preventive care 61
pulmonary testing 246
sinus imaging 47
sleep study 137
thoracic (chest) imaging 326
vaccines 61
X-rays 373

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 638
Female 646
Ethnicity
Non-Hispanic White 1085
Black 173
Hispanic 11
Asian 0
Other 0
Native American 0
Age
From 65 to 74 536
From 75 to 84 386
85 and over 137
Less than 65 225

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2014

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2014 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension 75
High Cholesterol 64
Stroke 11
Ischemic Heart Disease 49
Depression 32
Chronic Kidney Disease 41
Asthma 22
Osteoperosis 9
Atrial Fibrilation 23
Heart Failure 45
Chronic Obstructive Pulmonary Disease 52
Diabetes 41
Dementia 17
Cancer 18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2015 were inpatient care, hospital care, X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 58
aspiration 45
blood draw 107
bronchoscopy 70
doctor visit 1168
hospital care 1889
inpatient care 1889
lab tests 46
nursing home care 33
preventive care 56
pulmonary testing 191
sinus imaging 39
sleep study 108
thoracic (chest) imaging 313
vaccines 56
X-rays 352

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 1046
Female 978
Ethnicity
Non-Hispanic White 1710
Black 268
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 848
From 75 to 84 610
85 and over 232
Less than 65 334

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2015

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2015 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension 75
High Cholesterol 67
Stroke 11
Ischemic Heart Disease 48
Depression 29
Chronic Kidney Disease 42
Asthma 40
Osteoperosis 10
Atrial Fibrilation 21
Heart Failure 46
Chronic Obstructive Pulmonary Disease 53
Diabetes 47
Dementia 17
Cancer 16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2016 were inpatient care, hospital care, X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 57
aspiration 49
blood draw 103
bronchoscopy 87
diagnostic procedures 13
doctor visit 1143
hospital care 1559
inpatient care 1559
lab tests 83
minimally invasive procedures 13
nursing home care 43
preventive care 40
pulmonary testing 164
sinus imaging 12
sleep study 111
thoracic (chest) imaging 174
vaccines 40
X-rays 186

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 520
Female 503
Ethnicity
Non-Hispanic White 879
Black 127
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 425
From 75 to 84 328
85 and over 108
Less than 65 162

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2016

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2016 were hypertension, high cholesterol, asthma and chronic obstructive pulmonary disease.

Hypertension 75
High Cholesterol 66
Stroke 9
Ischemic Heart Disease 46
Depression 31
Chronic Kidney Disease 43
Asthma 58
Osteoperosis 9
Atrial Fibrilation 21
Heart Failure 43
Chronic Obstructive Pulmonary Disease 53
Diabetes 45
Dementia 18
Cancer 14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2017 were inpatient care, hospital care, X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 68
aspiration 56
blood draw 136
bronchoscopy 77
doctor visit 1293
hospital care 1588
inpatient care 1588
lab tests 82
nursing home care 47
preventive care 46
pulmonary testing 225
sinus imaging 44
sleep study 134
thoracic (chest) imaging 271
vaccines 46
X-rays 315

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 531
Female 555
Ethnicity
Non-Hispanic White 911
Black 152
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 441
From 75 to 84 360
85 and over 118
Less than 65 167

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2017

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2017 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension 75
High Cholesterol 59
Stroke 8
Ischemic Heart Disease 45
Depression 30
Chronic Kidney Disease 44
Asthma 18
Osteoperosis 10
Atrial Fibrilation 22
Heart Failure 39
Chronic Obstructive Pulmonary Disease 49
Diabetes 44
Dementia 17
Cancer 14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2018 were inpatient care, hospital care, pulmonary testing and bronchoscopy.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 48
aspiration 70
blood draw 122
bronchoscopy 134
diagnostic procedures 33
doctor visit 1365
hospital care 1258
inpatient care 1258
lab tests 89
minimally invasive procedures 33
minor procedures 13
preventive care 40
pulmonary testing 349
sinus imaging 28
sleep study 112
vaccines 40
X-rays 28

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 526
Female 517
Ethnicity
Non-Hispanic White 896
Black 121
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 458
From 75 to 84 337
85 and over 112
Less than 65 136

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2018

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2018 were hypertension, high cholesterol, chronic obstructive pulmonary disease and diabetes.

Hypertension 75
High Cholesterol 65
Stroke 7
Ischemic Heart Disease 44
Depression 28
Chronic Kidney Disease 42
Asthma 17
Osteoperosis 12
Atrial Fibrilation 22
Heart Failure 40
Chronic Obstructive Pulmonary Disease 51
Diabetes 44
Dementia 13
Cancer 16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2019 were inpatient care, hospital care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 78
aspiration 47
blood draw 108
bronchoscopy 76
diagnostic procedures 11
doctor visit 1255
hospital care 1007
inpatient care 1007
lab tests 81
minimally invasive procedures 11
preventive care 27
pulmonary testing 256
sinus imaging 26
sleep study 143
vaccines 27
X-rays 26

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 510
Female 465
Ethnicity
Non-Hispanic White 846
Black 102
Hispanic 0
Asian 0
Other 15
Native American 0
Age
From 65 to 74 431
From 75 to 84 352
85 and over 87
Less than 65 105

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2019

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2019 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension 75
High Cholesterol 67
Stroke 8
Ischemic Heart Disease 45
Depression 27
Chronic Kidney Disease 42
Asthma 15
Osteoperosis 10
Atrial Fibrilation 22
Heart Failure 38
Chronic Obstructive Pulmonary Disease 46
Diabetes 43
Dementia 12
Cancer 17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2020 were hospital care, inpatient care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 26
aspiration 14
blood draw 45
bronchoscopy 31
doctor visit 890
hospital care 707
inpatient care 707
pulmonary testing 113
sleep study 48

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 371
Female 333
Ethnicity
Non-Hispanic White 613
Black 72
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 298
From 75 to 84 266
85 and over 74
Less than 65 66

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2020

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2020 were hypertension, high cholesterol, chronic obstructive pulmonary disease and chronic kidney disease.

Hypertension 75
High Cholesterol 69
Stroke 6
Ischemic Heart Disease 44
Depression 23
Chronic Kidney Disease 44
Asthma 15
Osteoperosis 11
Atrial Fibrilation 22
Heart Failure 38
Chronic Obstructive Pulmonary Disease 48
Diabetes 41
Dementia 14
Cancer 14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2021 were hospital care, inpatient care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 35
aspiration 13
blood draw 33
bronchoscopy 13
doctor visit 789
hospital care 726
inpatient care 726
pulmonary testing 132
sleep study 75

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 379
Female 327
Ethnicity
Non-Hispanic White 622
Black 62
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 289
From 75 to 84 270
85 and over 72
Less than 65 75

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2021

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2021 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 75
High Cholesterol 73
Stroke 6
Ischemic Heart Disease 43
Depression 24
Chronic Kidney Disease 44
Asthma 13
Osteoperosis 11
Atrial Fibrilation 22
Heart Failure 36
Chronic Obstructive Pulmonary Disease 42
Diabetes 42
Dementia 14
Cancer 14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2022 were hospital care, inpatient care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 37
aspiration 25
blood draw 56
bronchoscopy 25
doctor visit 844
hospital care 822
inpatient care 822
lab tests 30
pulmonary testing 150
sleep study 62

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 370
Female 307
Ethnicity
Non-Hispanic White 589
Black 66
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 289
From 75 to 84 256
85 and over 78
Less than 65 54

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2022

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2022 were high cholesterol, hypertension, chronic obstructive pulmonary disease and diabetes.

Hypertension 75
High Cholesterol 75
Stroke 13
Ischemic Heart Disease 41
Depression 27
Chronic Kidney Disease 36
Asthma 20
Osteoperosis 16
Atrial Fibrilation 36
Heart Failure 32
Chronic Obstructive Pulmonary Disease 50
Diabetes 44
Dementia 7
Cancer 20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC during 2023 were hospital care, inpatient care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

airway management 38
aspiration 27
blood draw 66
bronchoscopy 41
doctor visit 699
hospital care 862
inpatient care 862
lab tests 33
pulmonary testing 115
sleep study 80

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 326
Female 276
Ethnicity
Non-Hispanic White 520
Black 57
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 257
From 75 to 84 232
85 and over 67
Less than 65 46

Conditions of Medicare patients treated by Dr. John Douglas Clark, MD in 2023

The most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated during 2023 were high cholesterol, hypertension, chronic obstructive pulmonary disease and diabetes.

Hypertension 75
High Cholesterol 75
Stroke 11
Ischemic Heart Disease 42
Depression 28
Chronic Kidney Disease 40
Asthma 22
Osteoperosis 15
Atrial Fibrilation 36
Heart Failure 33
Chronic Obstructive Pulmonary Disease 49
Diabetes 43
Dementia 9
Cancer 18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. John Douglas Clark, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Douglas Clark, MD treated as a pulmonologist in Spartanburg, SC were inpatient care, hospital care, thoracic (chest) imaging and X-rays.

airway management 52
aspiration 47
blood draw 99
bronchoscopy 74
diagnostic procedures 18
doctor visit 1094
hospital care 1344
inpatient care 1344
lab tests 83
minimally invasive procedures 18
minor procedures 13
nursing home care 41
pleural drainage 12
preventive care 48
pulmonary testing 193
sinus imaging 34
sleep study 104
thoracic (chest) imaging 270
vaccines 48
X-rays 227

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. John Douglas Clark, MD.

Gender
Male 528
Female 499
Ethnicity
Black / African American 123
Asian / Pacific Islander 0
Non-Hispanic White 878
Hispanic 1
Native American / Alaskan Native 0
Other 2
Age
75 to 84 341
85 and over 111
Less than 65 144
65 to 74 431

Average of Total of Conditions of Medicare patients treated by Dr. John Douglas Clark, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. John Douglas Clark, MD treated were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension 75
High Cholesterol 67
Stroke 9
Ischemic Heart Disease 45
Depression 28
Chronic Kidney Disease 41
Asthma 23
Osteoporosis 11
Heart Failure 39
Chronic Obstructive Pulmonary Disease 49
Diabetes 43
Atrial Fibrillation 24
Cancer 16
Dementia 14

Education & Training

Dr. John Douglas Clark, MD graduated from University of Tennessee Health Science Center College of Medicine. He is certified by the Licensure : American Board of Internal Medicine Board Certification : Internal Medicine Sleep Medicine Pulmonary Disease Critical Care Medicine and has a state license in South Carolina.

Medical School: University of Tennessee Health Science Center College of Medicine

Board Certification: Licensure : American Board of Internal Medicine Board Certification : Internal Medicine Sleep Medicine Pulmonary Disease Critical Care Medicine

Licensed In: South Carolina

Affiliations & Hospitals

Dr. John Douglas Clark, MD is associated with these hospitals and organizations:

Spartanburg Regional Healthcare System

Ratings & Reviews

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General Payments

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

Payments by Company
GlaxoSmithKline, LLC. $3,436 TRELEGY ELLIPTA
$1,425 		NUCALA
$573 		BREO
$431 		ANORO
$402 		ANORO ELLIPTA
$269 		Other
$336
AstraZeneca Pharmaceuticals LP $2,550 SYMBICORT
$926 		FASENRA
$452 		TEZSPIRE
$306 		BREZTRI
$252 		AIRSUPRA
$223 		Other
$392
Boehringer Ingelheim Pharmaceuticals, Inc. $2,425 OFEV
$1,348 		SPIRIVA RESPIMAT
$341 		STIOLTO RESPIMAT
$296 		STIOLTO
$94 		COMBIVENT RESPIMAT
$67 		Other
$280
Actelion Pharmaceuticals US, Inc. $1,366 OPSUMIT
$506 		OPSUMIT MACITENTAN
$481 		UPTRAVI
$267 		VENTAVIS ILOPROST
$99 		VELETRI EPOPROSTENOL
$15
Genentech USA, Inc. $1,066 Esbriet
$693 		XOLAIR
$240
$133
Other $9,064 Spin
$755 		DUPIXENT
$712 		Prolastin-C Liquid
$583 		SMARTVEST
$531 		Perforomist
$522 		Other
$5,961
Types of Payments
Food and Beverage $19,045
Travel and Lodging $729
Education $114
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program $20

Biography

Dr. John Clark's specialties are adult critical care, sleep medicine, and adult pulmonology. He practices in Spartanburg, SC. He graduated from the University of Tennessee Health Science Center College of Medicine. Dr. Clark is affiliated with Spartanburg Regional Healthcare System.

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