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Dr. Leonard Michael Bowen, MD

Accepting New Patients

(Michael Bowen, MD)

(2 Ratings)

Specializes in: Oncology (Cancer Care), General Practice and Hematology (Blood Disorders)

Medical University of South Carolina College of Medicine

1000 North Lee Avenue
Oklahoma City, OK 73102

(405) 228-7100

Dr. Leonard Michael Bowen, MD is an oncologist in Oklahoma City, OK specializing in oncology (cancer care), general practice and hematology (blood disorders). He graduated from Medical University of South Carolina College of Medicine. Dr. Leonard Michael Bowen, MD is affiliated with SSM Health, SSM Health St. Anthony Hospital - Oklahoma City, Mercy Hospital Ardmore, Mercy Hospital Ada, Mercy Health System and Mercy Hospital Oklahoma City.

Office Locations

1000 North Lee Avenue
Oklahoma City, OK 73102

open_in_new

Mercy Hospital Oklahoma City

1011 N Dewey Avenue Suite 300
Oklahoma City, OK 73102

(405) 228-7100

(405) 228-7151

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In The News

“Dad survived for more than three years with the help of his oncologist Dr. Michael Bowen from St. Anthony Hospital.”—"Dad's Last Wishes", Cordell Beacon, April 2022

Noteworthy Medicare Patient Procedures Performed by Dr. Leonard Michael Bowen, MD in 2023

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

Top 25%

By Volume:

inpatient hospital care

In 2012, Dr. Leonard Michael Bowen, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Oklahoma.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2012 were hospital care, inpatient care, bone marrow tests and diagnostic procedures.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

aspiration	58
bone marrow tests	104
diagnostic procedures	90
doctor visit	2245
hospital care	405
inpatient care	405

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2013 were hospital care, inpatient care, bone marrow tests and diagnostic procedures.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

aspiration	54
bone marrow tests	100
diagnostic procedures	84
doctor visit	2467
hospital care	685
inpatient care	685

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	281
Female	397

**Ethnicity**
Non-Hispanic White	573
Black	59
Hispanic	0
Asian	0
Other	0
Native American	30

**Age**
From 65 to 74	270
From 75 to 84	250
85 and over	84
Less than 65	74

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2013

Hypertension	71
High Cholesterol	46
Stroke	5
Ischemic Heart Disease	46
Depression	22
Chronic Kidney Disease	28
Asthma	8
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	26
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	10
Cancer	44

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2014 were hospital care, inpatient care, diagnostic procedures and bone marrow tests.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

aspiration	21
bone marrow tests	42
diagnostic procedures	42
doctor visit	2391
hospital care	845
inpatient care	845

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	278
Female	408

**Ethnicity**
Non-Hispanic White	584
Black	65
Hispanic	0
Asian	0
Other	0
Native American	20

**Age**
From 65 to 74	292
From 75 to 84	259
85 and over	73
Less than 65	62

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2014

Hypertension	73
High Cholesterol	47
Stroke	6
Ischemic Heart Disease	44
Depression	23
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	27
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Dementia	12
Cancer	42

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2015 were hospital care, inpatient care, diagnostic procedures and bone marrow tests.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

aspiration	15
bone marrow tests	30
diagnostic procedures	30
doctor visit	2736
hospital care	660
inpatient care	660

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	608
Female	874

**Ethnicity**
Non-Hispanic White	1254
Black	130
Hispanic	0
Asian	0
Other	0
Native American	60

**Age**
From 65 to 74	622
From 75 to 84	538
85 and over	160
Less than 65	162

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2015

Hypertension	74
High Cholesterol	48
Stroke	5
Ischemic Heart Disease	43
Depression	23
Chronic Kidney Disease	32
Asthma	16
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	26
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Dementia	9
Cancer	43

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2016 were hospital care, inpatient care, diagnostic procedures and bone marrow tests.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

aspiration	12
bone marrow tests	24
diagnostic procedures	24
doctor visit	2845
hospital care	787
inpatient care	787

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	341
Female	451

**Ethnicity**
Non-Hispanic White	662
Black	73
Hispanic	0
Asian	0
Other	0
Native American	36

**Age**
From 65 to 74	335
From 75 to 84	265
85 and over	93
Less than 65	99

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2016

Hypertension	74
High Cholesterol	48
Stroke	4
Ischemic Heart Disease	43
Depression	24
Chronic Kidney Disease	40
Asthma	24
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	26
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Dementia	10
Cancer	43

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

doctor visit	2727
hospital care	570
inpatient care	570

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	316
Female	494

**Ethnicity**
Non-Hispanic White	673
Black	83
Hispanic	0
Asian	0
Other	0
Native American	30

**Age**
From 65 to 74	331
From 75 to 84	272
85 and over	107
Less than 65	100

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2017

Hypertension	75
High Cholesterol	46
Stroke	5
Ischemic Heart Disease	46
Depression	25
Chronic Kidney Disease	43
Asthma	7
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	27
Chronic Obstructive Pulmonary Disease	26
Diabetes	34
Dementia	11
Cancer	42

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

doctor visit	2620
hospital care	498
inpatient care	498

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	343
Female	461

**Ethnicity**
Non-Hispanic White	663
Black	78
Hispanic	0
Asian	0
Other	0
Native American	38

**Age**
From 65 to 74	345
From 75 to 84	267
85 and over	107
Less than 65	85

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2018

Hypertension	75
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	48
Depression	26
Chronic Kidney Disease	47
Asthma	7
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	28
Chronic Obstructive Pulmonary Disease	26
Diabetes	38
Dementia	12
Cancer	41

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

doctor visit	2427
hospital care	487
inpatient care	487

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	321
Female	402

**Ethnicity**
Non-Hispanic White	586
Black	80
Hispanic	19
Asian	0
Other	0
Native American	24

**Age**
From 65 to 74	290
From 75 to 84	255
85 and over	103
Less than 65	75

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2019

Hypertension	75
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	52
Depression	27
Chronic Kidney Disease	49
Asthma	6
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	30
Chronic Obstructive Pulmonary Disease	27
Diabetes	41
Dementia	11
Cancer	39

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

doctor visit	2243
hospital care	554
inpatient care	554

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	303
Female	390

**Ethnicity**
Non-Hispanic White	573
Black	67
Hispanic	23
Asian	0
Other	0
Native American	15

**Age**
From 65 to 74	298
From 75 to 84	243
85 and over	87
Less than 65	65

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2020

Hypertension	75
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	48
Depression	24
Chronic Kidney Disease	49
Asthma	6
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	28
Chronic Obstructive Pulmonary Disease	25
Diabetes	40
Dementia	10
Cancer	37

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

doctor visit	2085
hospital care	420
inpatient care	420

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	265
Female	343

**Ethnicity**
Non-Hispanic White	506
Black	64
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	285
From 75 to 84	212
85 and over	61
Less than 65	50

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2021

Hypertension	75
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	48
Depression	23
Chronic Kidney Disease	47
Asthma	8
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	29
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	10
Cancer	40

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

doctor visit	1894
hospital care	290
inpatient care	290

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	240
Female	328

**Ethnicity**
Non-Hispanic White	469
Black	55
Hispanic	15
Asian	0
Other	0
Native American	18

**Age**
From 65 to 74	259
From 75 to 84	208
85 and over	56
Less than 65	45

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	40
Depression	23
Chronic Kidney Disease	34
Asthma	13
Osteoperosis	16
Atrial Fibrilation	20
Heart Failure	23
Chronic Obstructive Pulmonary Disease	25
Diabetes	38
Dementia	5
Cancer	42

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Leonard Michael Bowen, MD for Medicare patients.

The highest averages for the top procedures that Dr. Leonard Michael Bowen, MD treated as an oncologist in Oklahoma City, OK were hospital care, inpatient care, bone marrow tests and diagnostic procedures.

aspiration	32
bone marrow tests	60
diagnostic procedures	54
doctor visit	2425
hospital care	563
inpatient care	563

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Leonard Michael Bowen, MD.

**Gender**
Male	299
Female	413

**Ethnicity**
Black / African American	68
Asian / Pacific Islander	0
Non-Hispanic White	594
Native American / Alaskan Native	24
Hispanic	6
Other	0

**Age**
75 to 84	251
85 and over	84
Less than 65	74
65 to 74	302

Average of Total of Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD From 2012 - 2022

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

Hypertension	67
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	41
Depression	21
Chronic Kidney Disease	36
Asthma	9
Osteoporosis	7
Heart Failure	24
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Atrial Fibrillation	11
Dementia	9
Cancer	37

Education & Training

Dr. Leonard Michael Bowen, MD graduated from Medical University of South Carolina College of Medicine. He completed residency at Louisiana State University Health Sciences Center - Shreveport. He is certified by the Board Certification: Amer Bd Internal Medicine (Hematology) and has a state license in Oklahoma.

Medical School: Medical University of South Carolina College of Medicine

Residency: Louisiana State University Health Sciences Center - Shreveport

Board Certification: Board Certification: Amer Bd Internal Medicine (Hematology)

Licensed In: Oklahoma

Affiliations & Hospitals

Dr. Leonard Michael Bowen, MD is associated with these hospitals and organizations:

SSM Health

SSM Health St. Anthony Hospital - Oklahoma City

Mercy Hospital Ardmore

Mercy Hospital Ada

Mercy Health System

Mercy Hospital Oklahoma City

Ratings & Reviews

Dr. Leonard Michael Bowen, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Leonard Michael Bowen, MD from all over the web to help you find the right in Oklahoma City, OK.

Overall Rating

(2 Ratings)

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General Payments

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

**Payments by Company**
Pfizer Inc.	$387 IBRANCE $370	SUTENT $17
Novartis Pharmaceuticals Corporation	$260 AFINITOR $56	PROMACTA $52	FEMARA $36	Lutathera $23	PIQRAY $22	Other $71
Genentech USA, Inc.	$260 Gazyva $45	Avastin $32	TECENTRIQ $25	Venclexta $24	TARCEVA $14	Other $120
Incyte Corporation	$149 JAKAFI $149
Janssen Biotech, Inc.	$128 IMBRUVICA $100	DARZALEX $10	$18
Other	$660 Revlimid $125	Venclexta $114	FOTIVDA $50	XTANDI $43	ADCETRIS $35	Other $294

**Types of Payments**
Food and Beverage	$1,260
Education	$585

Biography

Dr. Michael Bowen is a specialist in general practice, oncology (cancer care), and hematology (blood disorders) in Oklahoma City, OK. He graduated from Medical University of South Carolina College of Medicine. His training includes residency programs at Ochsner Medical Center and Louisiana State University Health Sciences Center - Shreveport. Dr. Bowen is professionally affiliated with Mercy Hospital Oklahoma City, SSM Health St. Anthony Hospital - Oklahoma City, and Mercy Hospital Ardmore. Yext reports that he is accepting new patients at his office in Oklahoma City, OK.

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Dr. Leonard Michael Bowen, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Leonard Michael Bowen, MD in 2023

By Volume:

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. Leonard Michael Bowen, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Michael Bowen, 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. Leonard Michael Bowen, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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