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Home > TN Providers > Family Physicians & Family Medicine Specialists

Dr. Gregory C. Marcum, MD

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Specializes in: Family Medicine and Emergency Medicine

130 W Ravine Road
Kingsport, TN 37660

(423) 224-4000

Dr. Gregory C. Marcum, MD is a family medicine practitioner in Kingsport, TN specializing in family medicine and emergency medicine.

Office Locations

130 W Ravine Road
Kingsport, TN 37660

(423) 224-4000

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2012 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	861

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2013 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	926

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	380
Female	540

**Ethnicity**
Non-Hispanic White	878
Black	28
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	281
From 75 to 84	222
85 and over	127
Less than 65	290

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2013

Hypertension	75
High Cholesterol	56
Stroke	8
Ischemic Heart Disease	44
Depression	39
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	38
Chronic Obstructive Pulmonary Disease	36
Diabetes	43
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2014 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	956

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	397
Female	520

**Ethnicity**
Non-Hispanic White	889
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	280
From 75 to 84	219
85 and over	111
Less than 65	307

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	12
Ischemic Heart Disease	44
Depression	45
Chronic Kidney Disease	36
Asthma	10
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	35
Chronic Obstructive Pulmonary Disease	37
Diabetes	42
Dementia	20
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2015 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	948

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	790
Female	998

**Ethnicity**
Non-Hispanic White	1724
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	570
From 75 to 84	378
85 and over	260
Less than 65	580

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2015

Hypertension	75
High Cholesterol	61
Stroke	11
Ischemic Heart Disease	45
Depression	47
Chronic Kidney Disease	45
Asthma	29
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	36
Chronic Obstructive Pulmonary Disease	40
Diabetes	44
Dementia	22
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2016 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	982

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	457
Female	484

**Ethnicity**
Non-Hispanic White	906
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	224
85 and over	140
Less than 65	287

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	49
Depression	45
Chronic Kidney Disease	49
Asthma	40
Osteoperosis	13
Atrial Fibrilation	19
Heart Failure	35
Chronic Obstructive Pulmonary Disease	40
Diabetes	44
Dementia	24
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2017 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	659

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	313
Female	378

**Ethnicity**
Non-Hispanic White	666
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	209
From 75 to 84	173
85 and over	102
Less than 65	207

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2017

Hypertension	75
High Cholesterol	57
Stroke	10
Ischemic Heart Disease	49
Depression	43
Chronic Kidney Disease	51
Asthma	11
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	35
Chronic Obstructive Pulmonary Disease	39
Diabetes	41
Dementia	22
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2018 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	403

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	181
Female	224

**Ethnicity**
Non-Hispanic White	389
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	103
85 and over	54
Less than 65	125

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2018

Hypertension	75
High Cholesterol	67
Stroke	14
Ischemic Heart Disease	53
Depression	49
Chronic Kidney Disease	58
Asthma	8
Osteoperosis	13
Atrial Fibrilation	21
Heart Failure	41
Chronic Obstructive Pulmonary Disease	42
Diabetes	48
Dementia	28
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2019 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	421

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	199
Female	224

**Ethnicity**
Non-Hispanic White	407
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	130
85 and over	75
Less than 65	68

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2019

Hypertension	75
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	51
Depression	43
Chronic Kidney Disease	56
Asthma	7
Osteoperosis	15
Atrial Fibrilation	21
Heart Failure	39
Chronic Obstructive Pulmonary Disease	37
Diabetes	43
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2020 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	129

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	66
Female	66

**Age**
From 65 to 74	54
From 75 to 84	31
85 and over	28
Less than 65	19

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2020

Hypertension	75
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	50
Depression	47
Chronic Kidney Disease	62
Asthma	8
Osteoperosis	16
Atrial Fibrilation	28
Heart Failure	41
Chronic Obstructive Pulmonary Disease	47
Diabetes	40
Dementia	32
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN during 2021 were emergency care.

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

emergency care	69

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Male	25
Female	49

**Age**
From 65 to 74	24
From 75 to 84	21
85 and over	16
Less than 65	13

Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	49
Depression	50
Chronic Kidney Disease	61
Asthma	0
Osteoperosis	23
Atrial Fibrilation	19
Heart Failure	49
Chronic Obstructive Pulmonary Disease	38
Diabetes	49
Dementia	31
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2021

Volume of procedures performed by Dr. Gregory C. Marcum, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory C. Marcum, MD treated as a family medicine practitioner in Kingsport, TN were emergency care.

emergency care	635

Average Medicare Patient Data From 2012 - 2021

Information about Medicare patients treated by Dr. Gregory C. Marcum, MD.

**Gender**
Female	348
Male	280

**Ethnicity**
Black / African American	9
Asian / Pacific Islander	0
Non-Hispanic White	585
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	91
75 to 84	150
Less than 65	189
65 to 74	198

Average of Total of Conditions of Medicare patients treated by Dr. Gregory C. Marcum, MD From 2012 - 2021

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

Hypertension	67
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	43
Depression	40
Chronic Kidney Disease	45
Asthma	12
Osteoporosis	12
Heart Failure	34
Chronic Obstructive Pulmonary Disease	35
Diabetes	39
Atrial Fibrillation	17
Dementia	22
Cancer	10

Education & Training

He has a state license in Tennessee.

Licensed In: Tennessee

Ratings & Reviews

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General Payments

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

**Payments by Company**
Janssen Pharmaceuticals, Inc	$122 XARELTO $122
E.R. Squibb & Sons, L.L.C.	$63 ELIQUIS $63
Pfizer Inc.	$59 ELIQUIS $40	ZYVOX $19
Boehringer Ingelheim Pharmaceuticals, Inc.	$17 Pradaxa $17
GlaxoSmithKline, LLC.	$13 TANZEUM $13

**Types of Payments**
Food and Beverage	$274

Biography

Dr. Gregory Marcum specializes in family medicine and emergency medicine and practices in Kingsport, TN. Dr. Marcum obtained a license to practice in Tennessee.