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Dr. William Elijah Chastain, MD

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Specializes in: Internal Medicine (Adult Medicine) and Hospital Medicine (Hospitalist)

St. George's University School of Medicine

101 E. Wood Street
Spartanburg, SC 29303

(864) 560-6654

Dr. William Elijah Chastain, MD is an internist in Spartanburg, SC specializing in internal medicine (adult medicine) and hospital medicine (hospitalist). He graduated from St. George's University School of Medicine. Dr. William Elijah Chastain, MD is affiliated with Spartanburg Regional Healthcare System.

Office Locations

Spartanburg Regional Healthcare System

101 E. Wood Street
Spartanburg, SC 29303

(864) 560-6654

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701 Grove Road Floor 5
Greenville, SC 29605

(864) 455-4411

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1 Medical Center Drive
Biddeford, ME 04005

(207) 283-7937

(207) 283-7018

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22 Bramhall Street
Portland, ME 04102

(207) 662-4618

(207) 662-6254

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227 Mountain Drive
Dahlonega, GA 30533

(770) 219-2627

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25 June Street
Sanford, ME 04073

(207) 324-4310

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612 Mocksville Avenue
Salisbury, NC 28144

(704) 210-5260

(704) 210-5265

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2012 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

blood draw	333
cardiac procedures	91
diabetes management	133
doctor visit	1152
ear procedures	16
hospital care	315
inpatient care	315
lab tests	1220
musculoskeletal imaging	16
nuclear scan	17
preventive care	291
pulmonary testing	73
stress testing	79
thoracic (chest) imaging	40
thyroid function tests	128
ultrasound (sonogram)	12
vaccines	62
X-rays	56

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2013 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

blood draw	36
diabetes management	12
doctor visit	102
hospital care	1562
inpatient care	1562
lab tests	93
preventive care	12
thyroid function tests	15

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	305
Female	403

**Ethnicity**
Non-Hispanic White	583
Black	107
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	235
From 75 to 84	208
85 and over	108
Less than 65	157

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2013

Hypertension	75
High Cholesterol	70
Stroke	18
Ischemic Heart Disease	51
Depression	39
Chronic Kidney Disease	48
Asthma	16
Osteoperosis	11
Atrial Fibrilation	21
Heart Failure	43
Chronic Obstructive Pulmonary Disease	40
Diabetes	47
Dementia	24
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	1516
inpatient care	1516

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	292
Female	373

**Ethnicity**
Non-Hispanic White	519
Black	134
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	200
85 and over	98
Less than 65	159

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2014

Hypertension	75
High Cholesterol	72
Stroke	17
Ischemic Heart Disease	50
Depression	41
Chronic Kidney Disease	56
Asthma	17
Osteoperosis	13
Atrial Fibrilation	22
Heart Failure	52
Chronic Obstructive Pulmonary Disease	41
Diabetes	49
Dementia	25
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	642
inpatient care	642

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	370
Female	522

**Ethnicity**
Non-Hispanic White	732
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	310
From 75 to 84	272
85 and over	114
Less than 65	196

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2015

Hypertension	75
High Cholesterol	72
Stroke	19
Ischemic Heart Disease	49
Depression	39
Chronic Kidney Disease	50
Asthma	33
Osteoperosis	15
Atrial Fibrilation	22
Heart Failure	50
Chronic Obstructive Pulmonary Disease	42
Diabetes	51
Dementia	22
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	738
inpatient care	738

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	185
Female	155

**Ethnicity**
Non-Hispanic White	296
Black	33
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	97
85 and over	59
Less than 65	86

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2016

Hypertension	75
High Cholesterol	68
Stroke	12
Ischemic Heart Disease	52
Depression	39
Chronic Kidney Disease	64
Asthma	41
Osteoperosis	11
Atrial Fibrilation	26
Heart Failure	49
Chronic Obstructive Pulmonary Disease	36
Diabetes	47
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	996
inpatient care	924
outpatient care	72

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	196
Female	223

**Ethnicity**
Non-Hispanic White	350
Black	49
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	122
85 and over	92
Less than 65	89

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2017

Hypertension	75
High Cholesterol	63
Stroke	16
Ischemic Heart Disease	52
Depression	47
Chronic Kidney Disease	61
Asthma	16
Osteoperosis	10
Atrial Fibrilation	25
Heart Failure	53
Chronic Obstructive Pulmonary Disease	37
Diabetes	44
Dementia	35
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	911
inpatient care	873
outpatient care	38

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	170
Female	177

**Ethnicity**
Non-Hispanic White	294
Black	39
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	93
85 and over	64
Less than 65	74

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2018

Hypertension	75
High Cholesterol	69
Stroke	18
Ischemic Heart Disease	51
Depression	46
Chronic Kidney Disease	70
Asthma	12
Osteoperosis	15
Atrial Fibrilation	25
Heart Failure	59
Chronic Obstructive Pulmonary Disease	43
Diabetes	52
Dementia	36
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	889
inpatient care	793
outpatient care	96

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	202
Female	173

**Ethnicity**
Non-Hispanic White	331
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	133
85 and over	68
Less than 65	59

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	0
Depression	42
Chronic Kidney Disease	71
Asthma	9
Osteoperosis	11
Atrial Fibrilation	27
Heart Failure	50
Chronic Obstructive Pulmonary Disease	42
Diabetes	48
Dementia	29
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	693
inpatient care	658
outpatient care	35

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	123
Female	125

**Ethnicity**
Non-Hispanic White	217
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	87
85 and over	43
Less than 65	40

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	61
Depression	48
Chronic Kidney Disease	67
Asthma	14
Osteoperosis	15
Atrial Fibrilation	31
Heart Failure	51
Chronic Obstructive Pulmonary Disease	35
Diabetes	46
Dementia	29
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	521
inpatient care	507
outpatient care	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	128
Female	116

**Ethnicity**
Non-Hispanic White	206
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	88
85 and over	41
Less than 65	42

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2021

Hypertension	75
High Cholesterol	70
Stroke	23
Ischemic Heart Disease	55
Depression	41
Chronic Kidney Disease	65
Asthma	13
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	52
Chronic Obstructive Pulmonary Disease	33
Diabetes	49
Dementia	27
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

hospital care	846
inpatient care	829
outpatient care	17

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	137
Female	144

**Ethnicity**
Non-Hispanic White	243
Black	12
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	89
85 and over	63
Less than 65	40

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	51
Depression	41
Chronic Kidney Disease	46
Asthma	15
Osteoperosis	18
Atrial Fibrilation	39
Heart Failure	47
Chronic Obstructive Pulmonary Disease	48
Diabetes	45
Dementia	30
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. William Elijah Chastain, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Elijah Chastain, MD treated as an internist in Spartanburg, SC were hospital care, inpatient care, lab tests and blood draw.

blood draw	184
cardiac procedures	91
diabetes management	72
doctor visit	627
ear procedures	16
hospital care	875
inpatient care	850
lab tests	656
musculoskeletal imaging	16
nuclear scan	17
outpatient care	45
preventive care	151
pulmonary testing	73
stress testing	79
thoracic (chest) imaging	40
thyroid function tests	71
ultrasound (sonogram)	12
vaccines	62
X-rays	56

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. William Elijah Chastain, MD.

**Gender**
Male	191
Female	219

**Ethnicity**
Black / African American	37
Asian / Pacific Islander	0
Non-Hispanic White	342
Native American / Alaskan Native	0
Hispanic	0
Other	1

**Age**
75 to 84	126
85 and over	68
Less than 65	85
65 to 74	130

Average of Total of Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. William Elijah Chastain, MD treated were hypertension, high cholesterol, chronic kidney disease and heart failure.

Hypertension	68
High Cholesterol	64
Stroke	15
Ischemic Heart Disease	42
Depression	38
Chronic Kidney Disease	54
Asthma	16
Osteoporosis	11
Heart Failure	46
Chronic Obstructive Pulmonary Disease	36
Diabetes	43
Atrial Fibrillation	24
Dementia	25
Cancer	13

Education & Training

Dr. William Elijah Chastain, MD graduated from St. George's University School of Medicine. He completed residency at Memorial University Medical Center. He is certified by the Internal Medicine and has a state license in Maine.

Medical School: St. George's University School of Medicine

Residency: Memorial University Medical Center

Board Certification: Internal Medicine

Licensed In: Maine

Affiliations & Hospitals

Dr. William Elijah Chastain, 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. William Elijah Chastain, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novartis Pharmaceuticals Corporation	$88 ENTRESTO $88
Merck Sharp & Dohme Corporation	$32 ZERBAXA $17	NON-PRODUCT $15
Allergan, Inc.	$15 TEFLARO $15
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)	$14 LifeVest $14
Janssen Pharmaceuticals, Inc	$12 XARELTO $12

**Types of Payments**
Food and Beverage	$145
Education	$15

Biography

Dr. William Chastain is a specialist in hospital medicine (hospitalist). He graduated from St. George's University School of Medicine. Dr. Chastain trained at Memorial University Medical Center for residency. He is affiliated with St. Joseph's Hospital and Spartanburg Medical Center.

Select Year:

Dr. William Elijah Chastain, 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. William Elijah Chastain, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Elijah Chastain, 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. William Elijah Chastain, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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