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Home > CA Providers > Radiation Oncologists

Dr. Usama Mahmood, MD

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Specializes in: Radiation Oncology

University of California, Irvine, School of Medicine

18111 Brookhurst Street # Ll0300
Fountain Valley, CA 92708

(714) 962-7100

Dr. Usama Mahmood, MD is a radiation oncologist in Fountain Valley, CA specializing in radiation oncology. He graduated from University of California, Irvine, School of Medicine. Dr. Usama Mahmood, MD is affiliated with Torrance Memorial and Torrance Memorial Medical Center.

Office Locations

18111 Brookhurst Street # Ll0300
Fountain Valley, CA 92708

(714) 962-7100

(714) 963-7600

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Torrance Memorial

3330 Lomita Boulevard
Torrance, CA 90505

(310) 784-4886

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Noteworthy Medicare Patient Procedures Performed by Dr. Usama Mahmood, MD in 2023

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

Top 10%

By Affordability:

radiation therapy

In 2023, Dr. Usama Mahmood, MD had a list price for radiation therapy that was lower than the list prices billed to Medicare by 90% of providers in related specialties within California. 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

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	20

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	293

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Ethnicity**
Non-Hispanic White	173
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2013

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	38
Depression	14
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2014 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	358
radiation therapy	16

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	256
Female	40

**Ethnicity**
Non-Hispanic White	228
Black	27
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	79
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2014

Hypertension	71
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	34
Depression	17
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	4
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2015 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	458
radiation therapy	16

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	512
Female	74

**Ethnicity**
Non-Hispanic White	464
Black	54
Hispanic	40
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	400
From 75 to 84	150
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2015

Hypertension	67
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	34
Depression	14
Chronic Kidney Disease	21
Asthma	5
Osteoperosis	5
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	25
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2016 were radiation therapy and hormone therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	290
hormone therapy	17
radiation therapy	25

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Ethnicity**
Non-Hispanic White	187
Black	28
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	69
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2016

Hypertension	67
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	38
Depression	11
Chronic Kidney Disease	27
Asthma	7
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	6
Diabetes	28
Dementia	7
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2017 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	379
radiation therapy	35

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	119
Female	154

**Ethnicity**
Non-Hispanic White	202
Black	22
Hispanic	0
Asian	24
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	95
85 and over	45
Less than 65	12

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	9
Ischemic Heart Disease	46
Depression	21
Chronic Kidney Disease	39
Asthma	8
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	13
Cancer	67

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2018 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	322
radiation therapy	28

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	106
Female	136

**Ethnicity**
Non-Hispanic White	177
Black	13
Hispanic	26
Asian	13
Other	13
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	75
85 and over	34
Less than 65	15

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2018

Hypertension	74
High Cholesterol	57
Stroke	9
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	40
Asthma	7
Osteoperosis	14
Atrial Fibrilation	13
Heart Failure	26
Chronic Obstructive Pulmonary Disease	19
Diabetes	27
Dementia	12
Cancer	66

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2019 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	409
radiation therapy	24

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	133
Female	202

**Ethnicity**
Non-Hispanic White	242
Black	21
Hispanic	34
Asian	24
Other	14
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	102
85 and over	37
Less than 65	19

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2019

Hypertension	70
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	43
Depression	28
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	15
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	28
Dementia	10
Cancer	70

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2020 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	273
radiation therapy	20

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	76
Female	121

**Ethnicity**
Non-Hispanic White	136
Black	0
Hispanic	21
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	97
From 75 to 84	63
85 and over	25
Less than 65	12

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2020

Hypertension	69
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	46
Depression	21
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	17
Atrial Fibrilation	9
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	8
Cancer	75

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2021 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	168
radiation therapy	24

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	37
Female	36

**Ethnicity**
Non-Hispanic White	44
Black	0
Hispanic	0
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	32
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2021

Hypertension	74
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	41
Depression	23
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	30
Dementia	15
Cancer	73

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA during 2022 were radiation therapy.

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

doctor visit	238
radiation therapy	24

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Male	56
Female	39

**Ethnicity**
Non-Hispanic White	54
Black	0
Hispanic	0
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	43
From 75 to 84	38
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Usama Mahmood, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	18
Atrial Fibrilation	22
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	34
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Usama Mahmood, MD for Medicare patients.

The highest averages for the top procedures that Dr. Usama Mahmood, MD treated as a radiation oncologist in Fountain Valley, CA were radiation therapy and hormone therapy.

doctor visit	291
hormone therapy	17
radiation therapy	23

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Usama Mahmood, MD.

**Gender**
Female	72
Male	117

**Ethnicity**
Black / African American	17
Asian / Pacific Islander	10
Non-Hispanic White	173
Hispanic	13
Native American / Alaskan Native	0
Other	2

**Age**
85 and over	12
75 to 84	63
Less than 65	5
65 to 74	135

Average of Total of Conditions of Medicare patients treated by Dr. Usama Mahmood, MD From 2012 - 2022

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

Hypertension	65
High Cholesterol	56
Stroke	2
Ischemic Heart Disease	35
Depression	17
Chronic Kidney Disease	28
Asthma	5
Osteoporosis	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Atrial Fibrillation	11
Dementia	6
Cancer	66

Education & Training

Dr. Usama Mahmood, MD graduated from University of California, Irvine, School of Medicine. He completed residency at University of Maryland Medical Center. He has a state license in Texas.

Medical School: University of California, Irvine, School of Medicine

Residency: University of Maryland Medical Center

Licensed In: Texas

Affiliations & Hospitals

Dr. Usama Mahmood, MD is associated with these hospitals and organizations:

Torrance Memorial

Torrance Memorial Medical Center

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General Payments

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

**Payments by Company**
Brainlab, Inc.	$1,877 Image Guided Surgical Device $1,649	$228
Novocure Inc.	$206 Oncology $174	Optune $32
GENZYME CORPORATION	$101 SARCLISA $101
AstraZeneca Pharmaceuticals LP	$80 FARXIGA $80
Varian Medical Systems, Inc.	$50 TrueBeam $20	Edge $17	$13
Other	$110 SpaceOAR $42	ULTRASOUND PROBE $32	Syndros $18	GENERAL - PAIN MANAGEMENT $17

**Types of Payments**
Travel and Lodging	$1,649
Food and Beverage	$774

Biography

Dr. Usama Mahmood is a specialist in radiation oncology. Before performing his residency at the University of Maryland Medical Center, Dr. Mahmood attended the University of California, Irvine, School of Medicine. Awards and/or distinctions he has received include Southern California Super Doctors and Southern California Rising Stars. He is affiliated with Torrance Memorial Medical Center.