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

Home > CA Providers

Dr. Leon Fogelfeld, MD

(No ratings)

Specializes in: Adult Endocrinology

1725 W Harrison Street Suite 250
Chicago, IL 60612

(312) 942-6163

Dr. Leon Fogelfeld, MD is an endocrinologist in Thousand Oaks, CA specializing in adult endocrinology.

Office Locations

125 W Thousand Oaks Boulevard Suite 300
Thousand Oaks, CA 91360

(805) 418-9100

open_in_new

1725 W Harrison Street Suite 250
Chicago, IL 60612

(312) 942-6163

open_in_new

300 Hillmont Avenue Suite 502
Ventura, CA 93003

(805) 652-6222

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	28

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	70

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	24
Female	58

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

**Age**
From 65 to 74	37
From 75 to 84	16
85 and over	0
Less than 65	29

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2013

Hypertension	75
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	29
Depression	0
Chronic Kidney Disease	16
Asthma	13
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	26
Chronic Obstructive Pulmonary Disease	0
Diabetes	52
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	48

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	15
Female	46

**Ethnicity**
Non-Hispanic White	0
Black	45
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	26
From 75 to 84	0
85 and over	0
Less than 65	21

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2014

Hypertension	75
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	38
Depression	18
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	51
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	36

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	36
Female	94

**Ethnicity**
Non-Hispanic White	0
Black	82
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	70
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2015

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	38
Asthma	18
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	18
Diabetes	62
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	72

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	22
Female	67

**Ethnicity**
Non-Hispanic White	0
Black	68
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	11
85 and over	0
Less than 65	33

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2016

Hypertension	75
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	33
Depression	19
Chronic Kidney Disease	46
Asthma	27
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	21
Chronic Obstructive Pulmonary Disease	18
Diabetes	52
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	87

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	41
Female	65

**Ethnicity**
Non-Hispanic White	0
Black	70
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	43
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2017

Hypertension	75
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	42
Asthma	13
Osteoperosis	18
Atrial Fibrilation	10
Heart Failure	26
Chronic Obstructive Pulmonary Disease	18
Diabetes	57
Dementia	11
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	71

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	32
Female	64

**Ethnicity**
Non-Hispanic White	14
Black	63
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	0
85 and over	0
Less than 65	25

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2018

Hypertension	75
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	19
Depression	15
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	21
Chronic Obstructive Pulmonary Disease	0
Diabetes	56
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	96

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	48
Female	60

**Ethnicity**
Non-Hispanic White	0
Black	75
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	0
85 and over	0
Less than 65	29

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2019

Hypertension	75
High Cholesterol	50
Stroke	14
Ischemic Heart Disease	28
Depression	18
Chronic Kidney Disease	51
Asthma	15
Osteoperosis	21
Atrial Fibrilation	0
Heart Failure	30
Chronic Obstructive Pulmonary Disease	16
Diabetes	66
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	81

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	29
Female	73

**Ethnicity**
Non-Hispanic White	0
Black	68
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2020

Hypertension	75
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	36
Depression	13
Chronic Kidney Disease	51
Asthma	0
Osteoperosis	13
Atrial Fibrilation	0
Heart Failure	28
Chronic Obstructive Pulmonary Disease	11
Diabetes	63
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	48

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	17
Female	61

**Ethnicity**
Non-Hispanic White	0
Black	45
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	17
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2021

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	28
Depression	0
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	24
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	69
Dementia	0
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	65

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	27
Female	50

**Ethnicity**
Non-Hispanic White	22
Black	27
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	18
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2022

Hypertension	75
High Cholesterol	61
Stroke	14
Ischemic Heart Disease	23
Depression	16
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	35
Atrial Fibrilation	0
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	60
Dementia	0
Cancer	22

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	77

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	18
Female	48

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

**Age**
From 65 to 74	30
From 75 to 84	17
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2023

Hypertension	71
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	17
Depression	23
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	50
Atrial Fibrilation	18
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	55
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	75

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Male	18
Female	46

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

**Age**
From 65 to 74	25
From 75 to 84	18
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2024

Hypertension	75
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	23
Depression	25
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	45
Atrial Fibrilation	17
Heart Failure	17
Chronic Obstructive Pulmonary Disease	19
Diabetes	55
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Leon Fogelfeld, MD for Medicare patients.

doctor visit	65

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Leon Fogelfeld, MD.

**Gender**
Female	56
Male	25

**Ethnicity**
Black / African American	46
Asian / Pacific Islander	0
Non-Hispanic White	5
Native American / Alaskan Native	0
Hispanic	7
Other	0

**Age**
75 to 84	11
85 and over	0
Less than 65	10
65 to 74	39

Average of Total of Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Leon Fogelfeld, MD treated were hypertension, diabetes, high cholesterol and chronic kidney disease.

Hypertension	68
High Cholesterol	46
Stroke	2
Ischemic Heart Disease	26
Depression	14
Chronic Kidney Disease	33
Asthma	7
Osteoporosis	18
Heart Failure	19
Chronic Obstructive Pulmonary Disease	8
Diabetes	53
Atrial Fibrillation	3
Dementia	2
Cancer	5

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Ratings & Reviews

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

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Amgen Inc.	$217 Prolia $110	$107
Medtronic MiniMed, Inc.	$25 Insulin pump $25
Xeris Pharmaceuticals, Inc.	$12 RECORLEV $12

**Types of Payments**
Food and Beverage	$242
Education	$12

Research Payments

Dr. Leon Fogelfeld, MD has received 1281 research payments totaling $3,319,189.

Biography

Dr. Leon Fogelfeld is a specialist in adult endocrinology. He is affiliated with Dignity Health. According to Dignity Health, he is currently accepting new patients at his office in VENTURA, CA. Dr. Fogelfeld is a graduate of the University of Milan Faculty of Medicine and Surgery.

Select Year:

Dr. Leon Fogelfeld, MD

Office Locations

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. Leon Fogelfeld, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Leon Fogelfeld, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

Other Providers in Thousand Oaks, CA