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Dr. Frederick Ock-Horn Lee, MD

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Specializes in: Adult Endocrinology

2750 East Washington Bl Suite 320
Pasadena, CA 91107

(626) 797-7470

Dr. Frederick Ock-Horn Lee, MD is an endocrinologist in Pasadena, CA specializing in adult endocrinology.

Office Locations

2750 East Washington Bl Suite 320
Pasadena, CA 91107

(626) 797-7470

(626) 797-1758

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In The News

“It is their caring and dedication that gave him hope and comfort as well as precious additional years of life: Dr. John Easthope Dr. Michael Gurevitch Dr. Frederick O. Lee Dr. David Moritz The...”—"Peter Dudek", San Gabriel Valley Tribune, March 2009

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	967
hospital care	277
inpatient care	277

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	1033
hospital care	294
inpatient care	294

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	133
Female	159

**Ethnicity**
Non-Hispanic White	138
Black	43
Hispanic	44
Asian	50
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	92
85 and over	39
Less than 65	28

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2013

Hypertension	72
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	36
Depression	17
Chronic Kidney Disease	35
Asthma	5
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	8
Diabetes	50
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2014 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	832
hospital care	250
inpatient care	250
preventive care	72
vaccines	72

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	115
Female	142

**Ethnicity**
Non-Hispanic White	122
Black	39
Hispanic	37
Asian	43
Other	16
Native American	0

**Age**
From 65 to 74	119
From 75 to 84	82
85 and over	33
Less than 65	23

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2014

Hypertension	64
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	49
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2015 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	835
hospital care	150
inpatient care	150
preventive care	34
vaccines	34

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	264
Female	274

**Ethnicity**
Non-Hispanic White	246
Black	76
Hispanic	78
Asian	110
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	158
85 and over	64
Less than 65	56

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2015

Hypertension	64
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	35
Asthma	6
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	7
Diabetes	52
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2016 were preventive care and vaccines.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	797
preventive care	78
vaccines	78

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	122
Female	138

**Ethnicity**
Non-Hispanic White	121
Black	36
Hispanic	37
Asian	51
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	91
85 and over	32
Less than 65	20

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2016

Hypertension	66
High Cholesterol	50
Stroke	5
Ischemic Heart Disease	25
Depression	13
Chronic Kidney Disease	44
Asthma	12
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	52
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2017 were preventive care and vaccines.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	909
preventive care	34
vaccines	34

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	126
Female	136

**Ethnicity**
Non-Hispanic White	117
Black	37
Hispanic	37
Asian	58
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	89
85 and over	31
Less than 65	17

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2017

Hypertension	65
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	28
Depression	13
Chronic Kidney Disease	48
Asthma	5
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	51
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA during 2018 were preventive care and vaccines.

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	851
preventive care	45
vaccines	45

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	131
Female	135

**Ethnicity**
Non-Hispanic White	122
Black	34
Hispanic	44
Asian	53
Other	13
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	88
85 and over	29
Less than 65	20

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2018

Hypertension	65
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	30
Depression	13
Chronic Kidney Disease	46
Asthma	5
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	9
Diabetes	53
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	830

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	122
Female	131

**Ethnicity**
Non-Hispanic White	111
Black	34
Hispanic	38
Asian	56
Other	14
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	84
85 and over	24
Less than 65	18

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2019

Hypertension	67
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	34
Depression	15
Chronic Kidney Disease	49
Asthma	5
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	50
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	698

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	96
Female	131

**Ethnicity**
Non-Hispanic White	97
Black	30
Hispanic	30
Asian	54
Other	16
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	71
85 and over	28
Less than 65	15

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2020

Hypertension	70
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	32
Depression	9
Chronic Kidney Disease	48
Asthma	5
Osteoperosis	14
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	7
Diabetes	51
Dementia	10
Cancer	7

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	849

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	110
Female	148

**Ethnicity**
Non-Hispanic White	111
Black	36
Hispanic	27
Asian	63
Other	21
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	81
85 and over	27
Less than 65	12

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2021

Hypertension	74
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	29
Depression	11
Chronic Kidney Disease	44
Asthma	6
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	6
Diabetes	43
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

doctor visit	997

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	124
Female	156

**Ethnicity**
Non-Hispanic White	123
Black	34
Hispanic	25
Asian	74
Other	24
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	104
85 and over	24
Less than 65	13

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	26
Depression	10
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	18
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	50
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Frederick Ock-Horn Lee, MD for Medicare patients.

The highest averages for the top procedures that Dr. Frederick Ock-Horn Lee, MD treated as an endocrinologist in Pasadena, CA were hospital care, inpatient care, preventive care and vaccines.

doctor visit	872
hospital care	242
inpatient care	242
preventive care	52
vaccines	52

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD.

**Gender**
Male	122
Female	140

**Ethnicity**
Black / African American	36
Asian / Pacific Islander	55
Non-Hispanic White	118
Native American / Alaskan Native	0
Hispanic	36
Other	9

**Age**
75 to 84	85
85 and over	30
Less than 65	20
65 to 74	127

Average of Total of Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Frederick Ock-Horn Lee, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	62
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	27
Depression	12
Chronic Kidney Disease	37
Asthma	5
Osteoporosis	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	7
Diabetes	45
Atrial Fibrillation	8
Dementia	8
Cancer	9

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Frederick Ock-Horn Lee, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Bayer HealthCare Pharmaceuticals Inc.	$435 Kerendia $435
Alexion Pharmaceuticals, Inc.	$231 Strensiq $231
Abbott Laboratories	$211 FreeStyle Precision Pro system $93	FREESTYLE LIBRE 3 $87	FreeStyle Libre $20	FreeStyle Lite system $6	FreeStyle Freedom Lite system $4
AstraZeneca Pharmaceuticals LP	$198 FARXIGA $116	ONGLYZA $10	$72
Janssen Pharmaceuticals, Inc	$72 XARELTO $40	INVOKANA $26	$6
Other	$251 JARDIANCE $58	Omnipod $42	Biologics Therapies $24	TEPEZZA $22	MOUNJARO $19	Other $85

**Types of Payments**
Food and Beverage	$1,255
Education	$142

Biography

Dr. Frederick Lee is an adult endocrinology specialist in Pasadena, CA. Dr. Lee graduated from the University of Oklahoma College of Medicine.

Select Year:

Dr. Frederick Ock-Horn Lee, MD

Office Locations

In The News

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. Frederick Ock-Horn Lee, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Frederick Ock-Horn Lee, 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. Frederick Ock-Horn Lee, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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