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Dr. Mark John Simonson, MD

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Specializes in: Physiatry (Physical Medicine & Rehabilitation)

University of Hawaii at Manoa, John A. Burns School of Medicine (1994)

240 Hospital Place Suite 204b
Soldotna, AK 99669

(907) 714-4120

Dr. Mark John Simonson, MD is a physiatrist in Ventura, CA specializing in physiatry (physical medicine & rehabilitation). He graduated from University of Hawaii at Manoa, John A. Burns School of Medicine in 1994 and has 31 years of experience. Dr. Mark John Simonson, MD is affiliated with CENTRAL PENINSULA GENERAL HOSPITAL INC.

Office Locations

1752 S Victoria Avenue Suite 220, Suite #220
Ventura, CA 93003

(805) 585-0231

(805) 482-7940

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240 Hospital Place Suite 204b
Soldotna, AK 99669

(907) 714-4120

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark John Simonson, MD in 2023

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

Top 5%

By Affordability:

electrophysiological study

nerve conduction studies

In 2023, Dr. Mark John Simonson, MD had a list price for electrophysiological (EP) study, and nerve conduction studies (NCS) that was lower than the list prices billed to Medicare by 95% 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

2013 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2013 were diagnostic procedures, injections, nerve block and pain management.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

aspiration	18
diagnostic procedures	280
doctor visit	524
injections	84
nerve block	66
pain management	66
spinal procedures	66

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	115
Female	163

**Age**
From 65 to 74	142
From 75 to 84	100
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2013

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	74
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	49
Depression	23
Chronic Kidney Disease	17
Asthma	12
Osteoperosis	16
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2014 were diagnostic procedures, nerve block, pain management and spinal procedures.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

diagnostic procedures	124
doctor visit	500
injections	54
nerve block	54
pain management	54
spinal procedures	54

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	126
Female	158

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

**Age**
From 65 to 74	143
From 75 to 84	72
85 and over	25
Less than 65	44

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2014

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	57
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	37
Depression	24
Chronic Kidney Disease	14
Asthma	10
Osteoperosis	11
Atrial Fibrilation	5
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2015 were injections, nerve block, pain management and spinal procedures.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

aspiration	13
diagnostic procedures	36
doctor visit	664
injections	91
nerve block	78
pain management	78
spinal procedures	78

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	256
Female	356

**Ethnicity**
Non-Hispanic White	566
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	146
85 and over	32
Less than 65	118

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2015

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2015 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	59
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	8
Atrial Fibrilation	5
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2016 were injections, nerve block, pain management and spinal procedures.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

aspiration	11
diagnostic procedures	52
doctor visit	694
injections	93
nerve block	82
pain management	82
spinal procedures	82

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	154
Female	189

**Ethnicity**
Non-Hispanic White	318
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	174
From 75 to 84	85
85 and over	14
Less than 65	70

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2016

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2016 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	52
High Cholesterol	29
Stroke	0
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	16
Asthma	15
Osteoperosis	8
Atrial Fibrilation	6
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2017 were diagnostic procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

aspiration	14
diagnostic procedures	51
doctor visit	596
injections	46
nerve block	19
pain management	32
spinal procedures	19

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	148
Female	178

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

**Age**
From 65 to 74	157
From 75 to 84	95
85 and over	21
Less than 65	53

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2017

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	56
High Cholesterol	32
Stroke	5
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	10
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2018 were diagnostic procedures, nerve block, pain management and spinal procedures.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

diagnostic procedures	36
doctor visit	359
injections	11
nerve block	11
pain management	11
spinal procedures	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	83
Female	119

**Ethnicity**
Non-Hispanic White	189
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	61
85 and over	14
Less than 65	27

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2018

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2018 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	60
High Cholesterol	33
Stroke	6
Ischemic Heart Disease	28
Depression	26
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	7
Cancer	6

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2019 were diagnostic procedures, nerve block, pain management and spinal procedures.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

diagnostic procedures	13
doctor visit	190
injections	11
nerve block	11
pain management	11
spinal procedures	11

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	45
Female	69

**Age**
From 65 to 74	57
From 75 to 84	37
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2019

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	64
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	31
Depression	25
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

doctor visit	86

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	33
Female	27

**Age**
From 65 to 74	24
From 75 to 84	21
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2020

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2020 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	63
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	28
Depression	18
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	32
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

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

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA during 2023 were diagnostic procedures.

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

diagnostic procedures	11
doctor visit	67

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	31
Female	53

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

**Age**
From 65 to 74	47
From 75 to 84	19
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2023

The most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated during 2023 were hypertension, high cholesterol, diabetes and chronic obstructive pulmonary disease.

Hypertension	74
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	24
Depression	21
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	18
Atrial Fibrilation	13
Heart Failure	0
Chronic Obstructive Pulmonary Disease	24
Diabetes	32
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Mark John Simonson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark John Simonson, MD treated as a physiatrist in Ventura, CA were diagnostic procedures, injections, pain management and nerve block.

aspiration	14
diagnostic procedures	75
doctor visit	408
injections	55
nerve block	45
pain management	47
spinal procedures	45

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Mark John Simonson, MD.

**Gender**
Male	99
Female	131

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	171
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	63
85 and over	10
Less than 65	31
65 to 74	116

Average of Total of Conditions of Medicare patients treated by Dr. Mark John Simonson, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Mark John Simonson, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	55
High Cholesterol	37
Stroke	1
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	16
Asthma	6
Osteoporosis	9
Heart Failure	8
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Atrial Fibrillation	5
Cancer	4
Dementia	4

Education & Training

Dr. Mark John Simonson, MD graduated from University of Hawaii at Manoa, John A. Burns School of Medicine in 1994. He has a state license in Alaska.

Medical School: University of Hawaii at Manoa, John A. Burns School of Medicine (1994)

Licensed In: Alaska

Affiliations & Hospitals

Dr. Mark John Simonson, MD is associated with these hospitals and organizations:

CENTRAL PENINSULA GENERAL HOSPITAL INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Kahtnu Surgical, Inc.	$1,759 $1,759
Axis360 Surgical Inc	$484 $484
Abbott Laboratories	$92 Proclaim Family of SCS IPGs $26	SCS leads $22	DRG leads $17	Exclaim SCS Leads $14	PROCLAIM $13
Boston Scientific Corporation	$13 PAIN MANAGEMENT $13

**Types of Payments**
Travel and Lodging	$1,460
Food and Beverage	$887

Ownership and Interest Payments

This table describes ownership payments received by Dr. Mark John Simonson, MD.

Kahtnu Surgical, Inc.	2020	$2,750.00	Physician Covered Recipient	15.30% of company.
Axis360 Surgical Inc	2019	$2,750.00	Physician Covered Recipient	21.9% Share Holder

Biography

Dr. Mark Simonson's medical specialty is physiatry (physical medicine & rehabilitation). He studied medicine at the University of Hawaii at Manoa, John A. Burns School of Medicine.

Select Year:

Dr. Mark John Simonson, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark John Simonson, MD in 2023

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2020

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark John Simonson, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Mark John Simonson, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Ownership and Interest Payments

Biography

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