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Home > OK Providers > Radiation Oncologists

Dr. Gary L. Larson, MD

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Specializes in: Radiation Oncology

University of Oklahoma College of Medicine

5911 W. Memorial Road
Oklahoma City, OK 73142

(405) 773-6400

Dr. Gary L. Larson, MD is a radiation oncologist in Oklahoma City, OK specializing in radiation oncology. He graduated from University of Oklahoma College of Medicine. Dr. Gary L. Larson, MD is affiliated with Mercy Hospital Oklahoma City and Mercy Health System.

Office Locations

4401 S Western Avenue
Oklahoma City, OK 73109

open_in_new

Mercy Health System

5911 W. Memorial Road
Oklahoma City, OK 73142

(405) 773-6400

(405) 621-5435

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2012 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	668
radiation therapy	47

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2013 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	411
radiation therapy	47

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	215
Female	134

**Ethnicity**
Non-Hispanic White	309
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	112
85 and over	27
Less than 65	34

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2013

Hypertension	68
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	44
Depression	16
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	27
Diabetes	30
Dementia	7
Cancer	75

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2014 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	543
radiation therapy	56

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	270
Female	96

**Ethnicity**
Non-Hispanic White	327
Black	15
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	108
85 and over	20
Less than 65	33

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2014

Hypertension	64
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	42
Depression	15
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	4
Atrial Fibrilation	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	26
Diabetes	27
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2015 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	332
radiation therapy	19

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	518
Female	208

**Ethnicity**
Non-Hispanic White	640
Black	26
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	432
From 75 to 84	210
85 and over	30
Less than 65	54

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2015

Hypertension	66
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	45
Depression	17
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	24
Diabetes	29
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2016 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	496
radiation therapy	38

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	283
Female	145

**Ethnicity**
Non-Hispanic White	375
Black	24
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	263
From 75 to 84	113
85 and over	22
Less than 65	30

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2016

Hypertension	69
High Cholesterol	45
Stroke	4
Ischemic Heart Disease	41
Depression	17
Chronic Kidney Disease	21
Asthma	19
Osteoperosis	4
Atrial Fibrilation	7
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	28
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2017 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	400
radiation therapy	32

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	273
Female	141

**Ethnicity**
Non-Hispanic White	369
Black	16
Hispanic	0
Asian	0
Other	0
Native American	12

**Age**
From 65 to 74	233
From 75 to 84	123
85 and over	33
Less than 65	25

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2017

Hypertension	74
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	43
Depression	22
Chronic Kidney Disease	29
Asthma	8
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2018 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	686
radiation therapy	50

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	266
Female	132

**Ethnicity**
Non-Hispanic White	348
Black	14
Hispanic	0
Asian	0
Other	12
Native American	12

**Age**
From 65 to 74	222
From 75 to 84	133
85 and over	18
Less than 65	25

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2018

Hypertension	72
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	44
Depression	21
Chronic Kidney Disease	35
Asthma	10
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	22
Diabetes	28
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2019 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	650
radiation therapy	52

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	182
Female	161

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	173
From 75 to 84	121
85 and over	22
Less than 65	27

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2019

Hypertension	74
High Cholesterol	65
Stroke	6
Ischemic Heart Disease	46
Depression	29
Chronic Kidney Disease	40
Asthma	9
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	24
Chronic Obstructive Pulmonary Disease	35
Diabetes	31
Dementia	8
Cancer	72

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2020 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	389
radiation therapy	43

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	138
Female	132

**Ethnicity**
Non-Hispanic White	235
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	89
85 and over	31
Less than 65	22

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	53
Depression	28
Chronic Kidney Disease	41
Asthma	11
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	33
Diabetes	31
Dementia	7
Cancer	70

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2021 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	461
radiation therapy	52

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	129
Female	164

**Ethnicity**
Non-Hispanic White	251
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	95
85 and over	26
Less than 65	16

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2021

Hypertension	75
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	14
Atrial Fibrilation	7
Heart Failure	18
Chronic Obstructive Pulmonary Disease	28
Diabetes	29
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK during 2022 were radiation therapy.

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

doctor visit	359
radiation therapy	39

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	120
Female	146

**Ethnicity**
Non-Hispanic White	245
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	119
From 75 to 84	101
85 and over	30
Less than 65	16

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2022

Hypertension	75
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	30
Depression	22
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	14
Atrial Fibrilation	20
Heart Failure	15
Chronic Obstructive Pulmonary Disease	29
Diabetes	30
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gary L. Larson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gary L. Larson, MD treated as a radiation oncologist in Oklahoma City, OK were radiation therapy.

doctor visit	490
radiation therapy	43

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gary L. Larson, MD.

**Gender**
Male	217
Female	132

**Ethnicity**
Black / African American	11
Asian / Pacific Islander	0
Non-Hispanic White	309
Native American / Alaskan Native	2
Hispanic	2
Other	4

**Age**
75 to 84	109
85 and over	23
Less than 65	25
65 to 74	191

Average of Total of Conditions of Medicare patients treated by Dr. Gary L. Larson, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Gary L. Larson, MD treated were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	64
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	39
Depression	19
Chronic Kidney Disease	26
Asthma	9
Osteoporosis	6
Heart Failure	16
Chronic Obstructive Pulmonary Disease	24
Diabetes	26
Atrial Fibrillation	10
Dementia	5
Cancer	67

Education & Training

Dr. Gary L. Larson, MD graduated from University of Oklahoma College of Medicine. He completed residency at University Hospital And Clinics-Radiology. He is certified by the Board Certification: Amer Bd Radiology (Therapeutic Radiology) and has a state license in Oklahoma.

Medical School: University of Oklahoma College of Medicine

Residency: University Hospital And Clinics-Radiology

Board Certification: Board Certification: Amer Bd Radiology (Therapeutic Radiology)

Licensed In: Oklahoma

Affiliations & Hospitals

Dr. Gary L. Larson, MD is associated with these hospitals and organizations:

Mercy Hospital Oklahoma City

Mercy Health System

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novocure Inc.	$140 Oncology $140
Bayer HealthCare Pharmaceuticals Inc.	$74 Xofigo $74
AstraZeneca Pharmaceuticals LP	$16 IMFINZI $16
Elekta, Inc.	$13 Compact $13

**Types of Payments**
Food and Beverage	$243

Biography

Dr. Gary Larson is a specialist in radiation oncology. He works in Oklahoma City, OK. Dr. Larson studied medicine at the University of Oklahoma College of Medicine. He is affiliated with Mercy Hospital Oklahoma City.

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Dr. Gary L. Larson, 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. Gary L. Larson, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary L. Larson, 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. Gary L. Larson, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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