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Dr. Stefan Sien, DO

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Specializes in: Adult Pulmonology and Adult Critical Care

Western University of Health Sciences, College of Osteopathic Medicine of the Pacific (2005)

28078 Baxter Road Suite 324
Murrieta, CA 92563

(951) 566-5646

Dr. Stefan Sien, DO is a pulmonologist in Murrieta, CA specializing in adult pulmonology and adult critical care. He graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific in 2005 and has 21 years of experience.

Office Locations

28078 Baxter Road Suite 324
Murrieta, CA 92563

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Noteworthy Medicare Patient Procedures Performed by Dr. Stefan Sien, DO 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

pulmonary function test

In 2012, Dr. Stefan Sien, DO performed more inpatient hospital care (for patient admitted to hospital), and pulmonary function test (PFT) procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

doctor visit	81

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2013 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	26
bronchoscopy	26
doctor visit	564
hospital care	340
inpatient care	340

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	171
Female	203

**Ethnicity**
Non-Hispanic White	285
Black	16
Hispanic	39
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	108
85 and over	68
Less than 65	41

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2013

Hypertension	75
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	59
Depression	21
Chronic Kidney Disease	41
Asthma	27
Osteoperosis	12
Atrial Fibrilation	26
Heart Failure	50
Chronic Obstructive Pulmonary Disease	64
Diabetes	44
Dementia	13
Cancer	16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2014 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	41
bronchoscopy	41
catheterization	16
doctor visit	527
hospital care	428
inpatient care	428
tracheal (windpipe) procedures	18

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	192
Female	238

**Ethnicity**
Non-Hispanic White	330
Black	34
Hispanic	30
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	172
From 75 to 84	150
85 and over	68
Less than 65	40

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2014

Hypertension	75
High Cholesterol	59
Stroke	10
Ischemic Heart Disease	60
Depression	25
Chronic Kidney Disease	44
Asthma	22
Osteoperosis	11
Atrial Fibrilation	28
Heart Failure	53
Chronic Obstructive Pulmonary Disease	61
Diabetes	45
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2015 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	53
bronchoscopy	53
catheterization	13
doctor visit	397
hospital care	396
inpatient care	396
tracheal (windpipe) procedures	12

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	306
Female	396

**Ethnicity**
Non-Hispanic White	576
Black	32
Hispanic	58
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	268
From 75 to 84	256
85 and over	114
Less than 65	64

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2015

Hypertension	75
High Cholesterol	63
Stroke	11
Ischemic Heart Disease	57
Depression	23
Chronic Kidney Disease	48
Asthma	40
Osteoperosis	7
Atrial Fibrilation	28
Heart Failure	53
Chronic Obstructive Pulmonary Disease	66
Diabetes	46
Dementia	15
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2016 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	39
bronchoscopy	39
doctor visit	429
hospital care	420
inpatient care	420

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	151
Female	204

**Ethnicity**
Non-Hispanic White	280
Black	19
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	125
85 and over	43
Less than 65	46

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2016

Hypertension	75
High Cholesterol	60
Stroke	10
Ischemic Heart Disease	54
Depression	29
Chronic Kidney Disease	49
Asthma	68
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	48
Chronic Obstructive Pulmonary Disease	63
Diabetes	39
Dementia	18
Cancer	19

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2017 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	23
bronchoscopy	23
doctor visit	420
hospital care	462
inpatient care	462

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	140
Female	201

**Ethnicity**
Non-Hispanic White	275
Black	0
Hispanic	34
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	131
85 and over	47
Less than 65	25

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2017

Hypertension	75
High Cholesterol	57
Stroke	10
Ischemic Heart Disease	56
Depression	28
Chronic Kidney Disease	50
Asthma	24
Osteoperosis	13
Atrial Fibrilation	25
Heart Failure	53
Chronic Obstructive Pulmonary Disease	66
Diabetes	43
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2018 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	56
bronchoscopy	56
doctor visit	449
hospital care	498
inpatient care	498

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	145
Female	206

**Ethnicity**
Non-Hispanic White	275
Black	15
Hispanic	31
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	133
85 and over	60
Less than 65	31

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2018

Hypertension	75
High Cholesterol	66
Stroke	7
Ischemic Heart Disease	60
Depression	30
Chronic Kidney Disease	52
Asthma	24
Osteoperosis	11
Atrial Fibrilation	26
Heart Failure	50
Chronic Obstructive Pulmonary Disease	71
Diabetes	46
Dementia	17
Cancer	21

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2019 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	59
bronchoscopy	59
doctor visit	536
hospital care	639
inpatient care	639

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	162
Female	229

**Ethnicity**
Non-Hispanic White	295
Black	23
Hispanic	47
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	155
85 and over	53
Less than 65	42

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2019

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	60
Depression	31
Chronic Kidney Disease	51
Asthma	27
Osteoperosis	13
Atrial Fibrilation	23
Heart Failure	48
Chronic Obstructive Pulmonary Disease	64
Diabetes	48
Dementia	16
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2020 were hospital care, inpatient care, bronchoscopy and aspiration.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	28
bronchoscopy	28
doctor visit	489
hospital care	501
inpatient care	501

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	164
Female	193

**Ethnicity**
Non-Hispanic White	257
Black	22
Hispanic	53
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	140
85 and over	51
Less than 65	35

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2020

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	60
Depression	28
Chronic Kidney Disease	54
Asthma	22
Osteoperosis	11
Atrial Fibrilation	21
Heart Failure	45
Chronic Obstructive Pulmonary Disease	62
Diabetes	44
Dementia	18
Cancer	16

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2021 were hospital care, inpatient care, pulmonary testing and bronchoscopy.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

aspiration	11
bronchoscopy	11
doctor visit	331
hospital care	611
inpatient care	611
pulmonary testing	82

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	207
Female	239

**Ethnicity**
Non-Hispanic White	331
Black	29
Hispanic	51
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	185
From 75 to 84	168
85 and over	56
Less than 65	37

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2021

Hypertension	75
High Cholesterol	67
Stroke	11
Ischemic Heart Disease	60
Depression	26
Chronic Kidney Disease	55
Asthma	22
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	46
Chronic Obstructive Pulmonary Disease	50
Diabetes	42
Dementia	21
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA during 2022 were hospital care, inpatient care, pulmonary testing and breathing treatment.

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

breathing treatment	30
bronchoscopy	23
doctor visit	400
hospital care	510
inpatient care	510
minimally invasive procedures	23
pulmonary testing	192

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	187
Female	237

**Ethnicity**
Non-Hispanic White	315
Black	28
Hispanic	53
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	148
85 and over	80
Less than 65	40

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	47
Depression	29
Chronic Kidney Disease	36
Asthma	33
Osteoperosis	15
Atrial Fibrilation	30
Heart Failure	44
Chronic Obstructive Pulmonary Disease	65
Diabetes	42
Dementia	13
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Stefan Sien, DO for Medicare patients.

The highest averages for the top procedures that Dr. Stefan Sien, DO treated as a pulmonologist in Murrieta, CA were hospital care, inpatient care, pulmonary testing and aspiration.

aspiration	37
bronchoscopy	35
catheterization	14
doctor visit	420
hospital care	480
inpatient care	480
minimally invasive procedures	23
pulmonary testing	137
tracheal (windpipe) procedures	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Stefan Sien, DO.

**Gender**
Male	165
Female	213

**Ethnicity**
Black / African American	19
Asian / Pacific Islander	8
Non-Hispanic White	292
Native American / Alaskan Native	0
Hispanic	39
Other	1

**Age**
75 to 84	137
85 and over	58
Less than 65	36
65 to 74	146

Average of Total of Conditions of Medicare patients treated by Dr. Stefan Sien, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Stefan Sien, DO treated were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension	68
High Cholesterol	58
Stroke	9
Ischemic Heart Disease	52
Depression	24
Chronic Kidney Disease	43
Asthma	28
Osteoporosis	10
Heart Failure	44
Chronic Obstructive Pulmonary Disease	57
Diabetes	39
Atrial Fibrillation	22
Dementia	15
Cancer	17

Education & Training

Dr. Stefan Sien, DO graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific in 2005. He is certified by the Board Certification: American Osteopathic Association - Pulmonary Diseases, Critical Care Medicine-Internal Medicine, and Internal Medicine and has a state license in California.

Medical School: Western University of Health Sciences, College of Osteopathic Medicine of the Pacific (2005)

Board Certification: Board Certification: American Osteopathic Association - Pulmonary Diseases, Critical Care Medicine-Internal Medicine, and Internal Medicine

Licensed In: California

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$4,268 Da Vinci Surgical System $4,268
GlaxoSmithKline, LLC.	$2,644 TRELEGY ELLIPTA $1,035	ANORO $424	NUCALA $390	ANORO ELLIPTA $264	BREO $194	Other $335
AstraZeneca Pharmaceuticals LP	$1,993 SYMBICORT $739	BREZTRI $438	FASENRA $354	AIRSUPRA $124	BEVESPI AEROSPHERE $97	Other $241
Boehringer Ingelheim Pharmaceuticals, Inc.	$1,540 OFEV $794	SPIRIVA RESPIMAT $439	STIOLTO $139	Spiriva $94	COMBIVENT RESPIMAT $41	Other $34
Actelion Pharmaceuticals US, Inc.	$1,171 UPTRAVI $447	OPSUMIT $445	OPSUMIT MACITENTAN $213	VENTAVIS ILOPROST $33	VELETRI EPOPROSTENOL $32
Other	$7,686 TYVASO $907	DUPIXENT $715	ADCIRCA $667	GLASSIA $490	Adempas $405	Other $4,503

**Types of Payments**
Food and Beverage	$14,860
Education	$3,250
Travel and Lodging	$1,192

Biography

Dr. Stefan Sien sees patients in Murrieta, CA. His medical specialties are adult critical care and adult pulmonology. He is a graduate of Western University of Health Sciences, College of Osteopathic Medicine of the Pacific.

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Dr. Stefan Sien, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Stefan Sien, DO 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. Stefan Sien, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stefan Sien, DO 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. Stefan Sien, DO From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Murrieta, CA