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Home > KY Providers > Radiation Oncologists

Dr. Graham Walter Warren, MD, PhD

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Specializes in: Radiation Oncology

Professional interests include: radiation therapy

171 Ashley Avenue
Charleston, SC 29425

(843) 792-1414

Dr. Graham Walter Warren, MD, PhD is a radiation oncologist in Lexington, KY specializing in radiation oncology. Dr. Graham Walter Warren, MD, PhD is affiliated with University of Kentucky HealthCare.

Office Locations

800 Rose Street Ground Floor
Lexington, KY 40536

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171 Ashley Avenue
Charleston, SC 29425

(843) 792-1414

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	207

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	47

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	11
Female	18

**Age**
From 65 to 74	15
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2013

Hypertension	59
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	38
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	45
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	130

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	57
Female	35

**Ethnicity**
Non-Hispanic White	63
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2014

Hypertension	70
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	29
Asthma	0
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	13
Chronic Obstructive Pulmonary Disease	30
Diabetes	30
Dementia	0
Cancer	63

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2015 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	173
radiation therapy	14

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	180
Female	110

**Ethnicity**
Non-Hispanic White	218
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	88
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2015

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	35
Depression	26
Chronic Kidney Disease	39
Asthma	12
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	8
Cancer	61

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2016 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	172
radiation therapy	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	89
Female	46

**Ethnicity**
Non-Hispanic White	99
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	67
From 75 to 84	47
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2016

Hypertension	73
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	34
Depression	20
Chronic Kidney Disease	36
Asthma	24
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	24
Diabetes	27
Dementia	0
Cancer	68

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2017 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	216
radiation therapy	12

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	81
Female	48

**Ethnicity**
Non-Hispanic White	96
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	66
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2017

Hypertension	69
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	32
Depression	25
Chronic Kidney Disease	34
Asthma	0
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	9
Cancer	66

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2018 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	177
radiation therapy	16

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	74
Female	42

**Ethnicity**
Non-Hispanic White	94
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2018

Hypertension	75
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	36
Depression	37
Chronic Kidney Disease	46
Asthma	0
Osteoperosis	13
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	24
Diabetes	31
Dementia	0
Cancer	60

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2019 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	198
radiation therapy	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	110
Female	53

**Ethnicity**
Non-Hispanic White	129
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	48
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2019

Hypertension	75
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	32
Depression	30
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	27
Diabetes	30
Dementia	0
Cancer	63

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2020 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	150
radiation therapy	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	59
Female	51

**Ethnicity**
Non-Hispanic White	89
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2020

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	49
Asthma	12
Osteoperosis	0
Atrial Fibrilation	19
Heart Failure	16
Chronic Obstructive Pulmonary Disease	31
Diabetes	28
Dementia	0
Cancer	59

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2021 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	260
radiation therapy	26

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	102
Female	62

**Ethnicity**
Non-Hispanic White	123
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2021

Hypertension	71
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	36
Depression	20
Chronic Kidney Disease	38
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	27
Diabetes	27
Dementia	0
Cancer	68

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2022 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	216
radiation therapy	30

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	77
Female	72

**Ethnicity**
Non-Hispanic White	122
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	50
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2022

Hypertension	74
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	15
Asthma	10
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	15
Chronic Obstructive Pulmonary Disease	34
Diabetes	25
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY during 2023 were radiation therapy.

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	127
radiation therapy	21

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	79
Female	73

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

**Age**
From 65 to 74	65
From 75 to 84	70
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2023

Hypertension	75
High Cholesterol	72
Stroke	8
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	26
Asthma	7
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	19
Chronic Obstructive Pulmonary Disease	36
Diabetes	26
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

doctor visit	69

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	65
Female	47

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

**Age**
From 65 to 74	48
From 75 to 84	50
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2024

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	29
Depression	18
Chronic Kidney Disease	21
Asthma	0
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	18
Chronic Obstructive Pulmonary Disease	29
Diabetes	21
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Graham Walter Warren, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Graham Walter Warren, MD, PhD treated as a radiation oncologist in Lexington, KY were radiation therapy.

doctor visit	164
radiation therapy	18

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Graham Walter Warren, MD, PhD.

**Gender**
Male	75
Female	50

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	95
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	41
85 and over	0
Less than 65	0
65 to 74	64

Average of Total of Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Graham Walter Warren, MD, PhD treated were hypertension, cancer, high cholesterol and ischemic heart disease.

Hypertension	66
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	30
Depression	20
Chronic Kidney Disease	28
Asthma	5
Osteoporosis	3
Heart Failure	14
Chronic Obstructive Pulmonary Disease	23
Diabetes	26
Atrial Fibrillation	12
Cancer	62
Dementia	1

Education & Training

He completed residency at University of Kentucky Affiliated Hospitals. He is certified by the American Board of Radiology, Radiation Oncology and has a state license in South Carolina.

Residency: University of Kentucky Affiliated Hospitals

Board Certification: American Board of Radiology, Radiation Oncology

Licensed In: South Carolina

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Graham Walter Warren, MD, PhD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Siemens Medical Solutions USA, Inc.	$3,739 ARIA Radiation Therapy Management Software $3,533	$207
Stryker Corporation	$137 FlowTriever $137

**Types of Payments**
Consulting Fee	$3,509
Food and Beverage	$368

Biography

Dr. Graham Warren obtained a license to practice in New York.

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Dr. Graham Walter Warren, MD, PhD

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. Graham Walter Warren, MD, PhD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Graham Walter Warren, MD, PhD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

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