Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > CA Providers > Diagnostic Radiologists

Dr. Michael S. Hepfer, MD

(No ratings)

Specializes in: Interventional Radiology/Diagnostic Radiology (IR/DR), Diagnostic Radiology and General Pediatrics

Tulane University School of Medicine

4100 Guardian Street Suite 205
Simi Valley, CA 93063

(818) 885-5382

Dr. Michael S. Hepfer, MD is a radiologist in Northridge, CA specializing in interventional radiology/diagnostic radiology (ir/dr), diagnostic radiology and general pediatrics. He graduated from Tulane University School of Medicine. Dr. Michael S. Hepfer, MD is affiliated with AHMC Healthcare, Dignity Health, Paradise Valley Hospital and St Mary Medical Center Long Beach Northridge Hospital Medical Center.

Office Locations

18436 Roscoe Boulevard
Northridge, CA 91325

(818) 435-1400

open_in_new

St Mary Medical Center Long Beach Northridge Hospital Medical Center

4100 Guardian Street Suite 205
Simi Valley, CA 93063

(818) 885-5382

(818) 349-3349

open_in_new

Paradise Valley Hospital

713 W. Duarte Road Unit G-781
Arcadia, CA 91077

(626) 838-1689

(833) 218-8839

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Michael S. Hepfer, MD in 2023

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

Top 5%

By Volume:

abdominal MRI

carotid duplex ultrasound

CT scan

lower extremity arterial duplex

lower extremity venous duplex

tunneled central line placement

ultrasound

vascular procedures

vascular ultrasound

By Affordability:

lower extremity venous ultrasound

lower extremity venous duplex

MRI

venous duplex ultrasound

In 2023, among providers in related specialties within California, Dr. Michael S. Hepfer, MD performed more abdominal MRI, carotid duplex ultrasound, CT scan, lower extremity arterial duplex, lower extremity venous duplex, tunneled central line placement, ultrasound (sonogram), vascular procedures, and vascular ultrasound procedures for Medicare patients than 95% of them and he also had a list price for lower extremity (leg) venous ultrasound, lower extremity venous duplex, MRI (magnetic resonance imaging), and venous duplex ultrasound that was lower than the list prices billed to Medicare by 95% of them. 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.

Top 25%

By Volume:

abdominal imaging

upper extremity arterial duplex

By Affordability:

X-rays

In 2012, among providers in related specialties within California, Dr. Michael S. Hepfer, MD performed more abdominal imaging, and upper extremity arterial duplex procedures for Medicare patients than 75% of them and he also had a list price for X-rays that was lower than the list prices billed to Medicare by 75% of them. 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

2014 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2014 were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	142
aspiration	14
brain imaging (neuroimaging)	100
breast procedures	188
catheterization	34
CT scan	192
diagnostic imaging	51
hip imaging	26
musculoskeletal imaging	51
pelvic imaging	62
pleural drainage	14
preventive care	121
spinal procedures	16
thoracic (chest) imaging	680
ultrasound (sonogram)	162
vascular procedures	87
women's imaging	188
X-rays	910

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	504
Female	760

**Ethnicity**
Non-Hispanic White	942
Black	260
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	411
From 75 to 84	392
85 and over	221
Less than 65	240

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	13
Ischemic Heart Disease	52
Depression	31
Chronic Kidney Disease	45
Asthma	14
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	36
Chronic Obstructive Pulmonary Disease	30
Diabetes	48
Dementia	19
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2015 were X-rays, thoracic (chest) imaging, ultrasound (sonogram) and CT scan.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	287
aspiration	62
brain imaging (neuroimaging)	192
breast procedures	363
catheterization	56
CT scan	388
device removal	11
diagnostic imaging	90
gastrointestinal procedures	12
hip imaging	28
MRI (magnetic resonance imaging)	16
musculoskeletal imaging	319
nuclear scan	12
pelvic imaging	159
pleural drainage	28
preventive care	219
spinal procedures	36
thoracic (chest) imaging	2060
ultrasound (sonogram)	525
vascular procedures	305
women's imaging	363
X-rays	2682

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	2336
Female	4024

**Ethnicity**
Non-Hispanic White	4846
Black	1208
Hispanic	174
Asian	76
Other	0
Native American	0

**Age**
From 65 to 74	2370
From 75 to 84	1888
85 and over	1048
Less than 65	1054

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2015

Hypertension	75
High Cholesterol	71
Stroke	14
Ischemic Heart Disease	55
Depression	33
Chronic Kidney Disease	46
Asthma	23
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	37
Chronic Obstructive Pulmonary Disease	31
Diabetes	49
Dementia	21
Cancer	18

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2016 were X-rays, thoracic (chest) imaging, ultrasound (sonogram) and vascular procedures.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	311
aspiration	38
brain imaging (neuroimaging)	186
breast procedures	253
catheterization	38
CT scan	340
diagnostic imaging	67
minimally invasive procedures	25
MRI (magnetic resonance imaging)	34
musculoskeletal imaging	119
neck imaging	20
pelvic imaging	121
pleural drainage	30
preventive care	124
spinal procedures	28
thoracic (chest) imaging	1640
thoracostomy	13
ultrasound (sonogram)	625
vascular procedures	348
women's imaging	253
X-rays	1948

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	1002
Female	1618

**Ethnicity**
Non-Hispanic White	1899
Black	418
Hispanic	208
Asian	59
Other	0
Native American	0

**Age**
From 65 to 74	993
From 75 to 84	731
85 and over	426
Less than 65	470

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2016

Hypertension	75
High Cholesterol	68
Stroke	13
Ischemic Heart Disease	56
Depression	35
Chronic Kidney Disease	53
Asthma	33
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	35
Chronic Obstructive Pulmonary Disease	31
Diabetes	48
Dementia	21
Cancer	17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2017 were X-rays, thoracic (chest) imaging, ultrasound (sonogram) and vascular procedures.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	438
brain imaging (neuroimaging)	25
catheterization	16
CT scan	88
diagnostic procedures	13
minimally invasive procedures	13
minor procedures	13
MRI (magnetic resonance imaging)	36
musculoskeletal imaging	74
neck imaging	47
pelvic imaging	97
spinal procedures	12
thoracic (chest) imaging	1564
ultrasound (sonogram)	913
vascular procedures	462
women's imaging	15
X-rays	1633

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	1077
Female	1331

**Ethnicity**
Non-Hispanic White	1170
Black	129
Hispanic	889
Asian	157
Other	0
Native American	0

**Age**
From 65 to 74	870
From 75 to 84	583
85 and over	316
Less than 65	639

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2017

Hypertension	75
High Cholesterol	52
Stroke	12
Ischemic Heart Disease	48
Depression	36
Chronic Kidney Disease	56
Asthma	12
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	37
Chronic Obstructive Pulmonary Disease	28
Diabetes	50
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2018 were ultrasound (sonogram), vascular procedures, abdominal imaging and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	301
catheterization	26
CT scan	14
MRI (magnetic resonance imaging)	60
neck imaging	47
pelvic imaging	26
thoracic (chest) imaging	27
ultrasound (sonogram)	892
vascular procedures	672
X-rays	12

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	1059
Female	1039

**Ethnicity**
Non-Hispanic White	929
Black	266
Hispanic	710
Asian	133
Other	0
Native American	0

**Age**
From 65 to 74	738
From 75 to 84	391
85 and over	210
Less than 65	759

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2018

Hypertension	75
High Cholesterol	60
Stroke	13
Ischemic Heart Disease	55
Depression	40
Chronic Kidney Disease	61
Asthma	13
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	45
Chronic Obstructive Pulmonary Disease	33
Diabetes	57
Dementia	26
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2019 were ultrasound (sonogram), vascular procedures, abdominal imaging and X-rays.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	382
catheterization	46
CT scan	62
minimally invasive procedures	13
MRI (magnetic resonance imaging)	97
musculoskeletal imaging	299
neck imaging	76
pelvic imaging	58
thoracic (chest) imaging	42
ultrasound (sonogram)	944
vascular procedures	670
X-rays	299

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	1191
Female	1362

**Ethnicity**
Non-Hispanic White	1111
Black	211
Hispanic	989
Asian	174
Other	0
Native American	0

**Age**
From 65 to 74	1022
From 75 to 84	473
85 and over	261
Less than 65	797

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2019

Hypertension	75
High Cholesterol	58
Stroke	12
Ischemic Heart Disease	47
Depression	39
Chronic Kidney Disease	55
Asthma	9
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	38
Chronic Obstructive Pulmonary Disease	29
Diabetes	53
Dementia	22
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2020 were ultrasound (sonogram), vascular procedures, abdominal imaging and musculoskeletal imaging.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	495
aspiration	21
catheterization	29
CT scan	74
device removal	12
MRI (magnetic resonance imaging)	88
musculoskeletal imaging	158
neck imaging	54
pelvic imaging	100
pleural drainage	21
thoracic (chest) imaging	47
ultrasound (sonogram)	1204
vascular procedures	777
women's imaging	19
X-rays	158

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	1126
Female	1186

**Ethnicity**
Non-Hispanic White	1001
Black	260
Hispanic	772
Asian	208
Other	0
Native American	0

**Age**
From 65 to 74	938
From 75 to 84	501
85 and over	269
Less than 65	604

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2020

Hypertension	75
High Cholesterol	61
Stroke	14
Ischemic Heart Disease	56
Depression	39
Chronic Kidney Disease	62
Asthma	9
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	44
Chronic Obstructive Pulmonary Disease	28
Diabetes	54
Dementia	29
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2021 were ultrasound (sonogram), vascular procedures, abdominal imaging and musculoskeletal imaging.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	521
catheterization	40
CT scan	22
minimally invasive procedures	15
MRI (magnetic resonance imaging)	86
musculoskeletal imaging	110
neck imaging	45
pelvic imaging	78
thoracic (chest) imaging	40
ultrasound (sonogram)	1326
vascular procedures	889
women's imaging	19
X-rays	110

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	975
Female	1078

**Ethnicity**
Non-Hispanic White	971
Black	253
Hispanic	541
Asian	205
Other	0
Native American	0

**Age**
From 65 to 74	759
From 75 to 84	493
85 and over	284
Less than 65	517

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	16
Ischemic Heart Disease	60
Depression	41
Chronic Kidney Disease	69
Asthma	11
Osteoperosis	14
Atrial Fibrilation	16
Heart Failure	50
Chronic Obstructive Pulmonary Disease	30
Diabetes	56
Dementia	30
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA during 2022 were ultrasound (sonogram), vascular procedures, abdominal imaging and musculoskeletal imaging.

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

abdominal imaging	447
catheterization	11
CT scan	82
dialysis access procedures	14
MRI (magnetic resonance imaging)	75
musculoskeletal imaging	119
neck imaging	55
pelvic imaging	117
thoracic (chest) imaging	39
ultrasound (sonogram)	1189
vascular procedures	830
women's imaging	19
X-rays	119

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Male	933
Female	1073

**Ethnicity**
Non-Hispanic White	1026
Black	140
Hispanic	644
Asian	128
Other	0
Native American	0

**Age**
From 65 to 74	759
From 75 to 84	532
85 and over	280
Less than 65	435

Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD in 2022

Hypertension	75
High Cholesterol	73
Stroke	20
Ischemic Heart Disease	40
Depression	32
Chronic Kidney Disease	41
Asthma	14
Osteoperosis	18
Atrial Fibrilation	26
Heart Failure	38
Chronic Obstructive Pulmonary Disease	28
Diabetes	51
Dementia	18
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2022

Volume of procedures performed by Dr. Michael S. Hepfer, MD for Medicare patients.

The highest averages for the top procedures that Dr. Michael S. Hepfer, MD treated as a radiologist in Northridge, CA were X-rays, ultrasound (sonogram), thoracic (chest) imaging and vascular procedures.

abdominal imaging	369
aspiration	33
brain imaging (neuroimaging)	125
breast procedures	268
catheterization	32
CT scan	140
device removal	11
diagnostic imaging	69
diagnostic procedures	13
dialysis access procedures	14
gastrointestinal procedures	12
hip imaging	27
minimally invasive procedures	16
minor procedures	13
MRI (magnetic resonance imaging)	61
musculoskeletal imaging	156
neck imaging	49
nuclear scan	12
pelvic imaging	90
pleural drainage	23
preventive care	154
spinal procedures	23
thoracic (chest) imaging	682
thoracostomy	13
ultrasound (sonogram)	864
vascular procedures	560
women's imaging	125
X-rays	874

Average Medicare Patient Data From 2014 - 2022

Information about Medicare patients treated by Dr. Michael S. Hepfer, MD.

**Gender**
Female	1496
Male	1133

**Ethnicity**
Black / African American	349
Asian / Pacific Islander	126
Non-Hispanic White	1543
Native American / Alaskan Native	0
Hispanic	551
Other	0

**Age**
85 and over	368
75 to 84	664
Less than 65	612
65 to 74	984

Average of Total of Conditions of Medicare patients treated by Dr. Michael S. Hepfer, MD From 2014 - 2022

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

Hypertension	75
High Cholesterol	64
Stroke	14
Ischemic Heart Disease	52
Depression	36
Chronic Kidney Disease	54
Asthma	15
Osteoporosis	11
Heart Failure	40
Chronic Obstructive Pulmonary Disease	29
Diabetes	51
Atrial Fibrillation	18
Dementia	23
Cancer	14

Education & Training

Dr. Michael S. Hepfer, MD graduated from Tulane University School of Medicine. He completed residency at Georgetown University Hospital. He is certified by the Radiology Diagnostic Radiology Radiology Interventional Radiology and Diagnostic Rad and has a state license in California.

Medical School: Tulane University School of Medicine

Residency: Georgetown University Hospital

Board Certification: Radiology Diagnostic Radiology Radiology Interventional Radiology and Diagnostic Rad

Licensed In: California

Affiliations & Hospitals

Dr. Michael S. Hepfer, MD is associated with these hospitals and organizations:

AHMC Healthcare

Dignity Health

Paradise Valley Hospital

St Mary Medical Center Long Beach Northridge Hospital Medical Center

Ratings & Reviews

Dr. Michael S. Hepfer, MD does not have any reviews yet, be the first to leave a review of Dr. Michael S. Hepfer, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Boston Scientific Corporation	$2,477 Vascular Intervention $2,059	GENERAL VASCULAR INTERVENTION $119	IDC $76	INTERLOCK $72	GENERAL - IO ABLATION $65	Other $85
Penumbra, Inc.	$147 Indigo System $147
Cook Medical LLC	$122 Zilver PTX $33	Cook Medical Drainage $23	Cook Medical Gunther Tulip $21	FLEXOR $17	Cook Celect $15	Other $14
Medtronic Vascular, Inc.	$101 Catheters $60	Concerto $41
Sirtex Medical Inc	$55 SIR-Spheres microspheres $55
Other	$124 TURBOELITE $43	INTERVENTIONAL PRODUCTS $27	AngioSeal $24	Endovascular $17	$13

**Types of Payments**
Travel and Lodging	$1,645
Food and Beverage	$1,357
Education	$25

Biography

Dr. Michael Hepfer is a physician who specializes in interventional radiology/diagnostic radiology (IR/DR), diagnostic radiology, and general pediatrics. He obtained his medical school training at Tulane University School of Medicine and performed his residency at Georgetown University Hospital and a hospital affiliated with the University of Texas Health Science Center at Houston. He is professionally affiliated with Paradise Valley Hospital, AHMC Healthcare, and Dignity Health. Unfortunately, according to Dignity Health, Dr. Hepfer is not currently accepting new patients.