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Dr. John Nachazel, MD

(No ratings)

Specializes in: Pathology

1401 S Grand Avenue
Los Angeles, CA 90015

(213) 742-5793

Dr. John Nachazel, MD is a pathologist in Los Angeles, CA specializing in pathology.

Office Locations

1401 S Grand Avenue
Los Angeles, CA 90015

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Noteworthy Medicare Patient Procedures Performed by Dr. John Nachazel, MD in 2024

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

Top 10%

By Affordability:

lab tests

In 2024, Dr. John Nachazel, MD had a list price for lab tests that was lower than the list prices billed to Medicare by 90% 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

2012 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2012 were lab tests and consultation.

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

consultation	25
lab tests	50

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2013 were lab tests, consultation and cytology.

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

consultation	41
cytology	13
lab tests	173

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	89
Female	133

**Ethnicity**
Non-Hispanic White	21
Black	65
Hispanic	122
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	35
85 and over	20
Less than 65	49

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

Hypertension	75
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	49
Depression	24
Chronic Kidney Disease	32
Asthma	13
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	28
Chronic Obstructive Pulmonary Disease	20
Diabetes	50
Dementia	16
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2014 were lab tests, cytology and consultation.

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

consultation	11
cytology	16
lab tests	64

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	85
Female	130

**Ethnicity**
Non-Hispanic White	17
Black	53
Hispanic	133
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	52
85 and over	12
Less than 65	43

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

Hypertension	75
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	55
Depression	22
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	30
Chronic Obstructive Pulmonary Disease	17
Diabetes	53
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2015 were lab tests and cytology.

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

cytology	15
lab tests	94

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	176
Female	288

**Ethnicity**
Non-Hispanic White	50
Black	148
Hispanic	242
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	70
85 and over	28
Less than 65	136

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

Hypertension	75
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	59
Depression	28
Chronic Kidney Disease	37
Asthma	15
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	29
Chronic Obstructive Pulmonary Disease	14
Diabetes	59
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2016 were lab tests.

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

lab tests	99

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	78
Female	104

**Ethnicity**
Non-Hispanic White	0
Black	59
Hispanic	100
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	35
85 and over	11
Less than 65	48

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

Hypertension	75
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	47
Depression	25
Chronic Kidney Disease	43
Asthma	25
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	49
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	22
Female	31

**Ethnicity**
Non-Hispanic White	0
Black	14
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	25
From 75 to 84	0
85 and over	0
Less than 65	15

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

Hypertension	75
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	47
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	23
Diabetes	60
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	16
Female	29

**Ethnicity**
Non-Hispanic White	0
Black	19
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	0

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

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	53
Depression	36
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	24
Chronic Obstructive Pulmonary Disease	0
Diabetes	40
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2019 were lab tests and cytology.

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

cytology	15
lab tests	43

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	45
Female	63

**Ethnicity**
Non-Hispanic White	0
Black	36
Hispanic	56
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	28
85 and over	0
Less than 65	0

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

Hypertension	75
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	53
Depression	28
Chronic Kidney Disease	59
Asthma	13
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	31
Chronic Obstructive Pulmonary Disease	29
Diabetes	51
Dementia	15
Cancer	23

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2020 were lab tests and cytology.

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

cytology	21
lab tests	80

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	54
Female	63

**Ethnicity**
Non-Hispanic White	0
Black	34
Hispanic	62
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	0
85 and over	0
Less than 65	34

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

Hypertension	75
High Cholesterol	62
Stroke	12
Ischemic Heart Disease	48
Depression	26
Chronic Kidney Disease	62
Asthma	19
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	36
Chronic Obstructive Pulmonary Disease	27
Diabetes	68
Dementia	16
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2021 were lab tests and cytology.

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

cytology	18
lab tests	60

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	48
Female	86

**Ethnicity**
Non-Hispanic White	13
Black	36
Hispanic	73
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	0
85 and over	0
Less than 65	35

Conditions of Medicare patients treated by Dr. John Nachazel, MD in 2021

Hypertension	75
High Cholesterol	60
Stroke	14
Ischemic Heart Disease	51
Depression	29
Chronic Kidney Disease	61
Asthma	10
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	36
Chronic Obstructive Pulmonary Disease	18
Diabetes	50
Dementia	23
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2022 were lab tests and cytology.

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

cytology	15
lab tests	80

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	50
Female	67

**Ethnicity**
Non-Hispanic White	14
Black	40
Hispanic	49
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	65
From 75 to 84	0
85 and over	0
Less than 65	27

Conditions of Medicare patients treated by Dr. John Nachazel, MD in 2022

Hypertension	75
High Cholesterol	68
Stroke	15
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	44
Asthma	16
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	25
Diabetes	61
Dementia	10
Cancer	23

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2023 were lab tests and cytology.

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

cytology	13
lab tests	75

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	43
Female	74

**Ethnicity**
Non-Hispanic White	0
Black	45
Hispanic	54
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	0
85 and over	0
Less than 65	26

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

Hypertension	75
High Cholesterol	74
Stroke	23
Ischemic Heart Disease	35
Depression	35
Chronic Kidney Disease	38
Asthma	15
Osteoperosis	14
Atrial Fibrilation	21
Heart Failure	38
Chronic Obstructive Pulmonary Disease	30
Diabetes	55
Dementia	14
Cancer	18

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA during 2024 were lab tests.

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

lab tests	38

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Male	24
Female	39

**Ethnicity**
Non-Hispanic White	0
Black	15
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	33
From 75 to 84	15
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Nachazel, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	32
Depression	38
Chronic Kidney Disease	48
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	29
Chronic Obstructive Pulmonary Disease	30
Diabetes	65
Dementia	21
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

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

The highest averages for the top procedures that Dr. John Nachazel, MD treated as a pathologist in Los Angeles, CA were lab tests, consultation and cytology.

consultation	25
cytology	15
lab tests	77

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. John Nachazel, MD.

**Gender**
Female	85
Male	56

**Ethnicity**
Black / African American	43
Asian / Pacific Islander	0
Non-Hispanic White	8
Native American / Alaskan Native	0
Hispanic	73
Other	0

**Age**
75 to 84	18
85 and over	5
Less than 65	31
65 to 74	71

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

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

Hypertension	69
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	43
Depression	26
Chronic Kidney Disease	42
Asthma	10
Osteoporosis	4
Heart Failure	28
Chronic Obstructive Pulmonary Disease	19
Diabetes	50
Atrial Fibrillation	7
Dementia	11
Cancer	13

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. John Nachazel, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Arrow International, Inc.	$22 INTERVENTIONAL PRODUCTS $22
Genentech USA, Inc.	$19 $19

**Types of Payments**
Food and Beverage	$41

Biography

Dr. John Nachazel practices anatomic pathology. Dr. Nachazel is affiliated with California Hospital Medical Center. He attended medical school at Medical College of Wisconsin. Unfortunately, according to Dignity Health, he is not currently accepting new patients.

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Dr. John Nachazel, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John Nachazel, MD in 2024

By Affordability:

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. John Nachazel, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

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

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

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

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

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

Medicare Procedure and Patient Information

2017 Medicare Patient Data

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

Medicare Procedure and Patient Information

2018 Medicare Patient Data

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

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

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

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

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nachazel, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nachazel, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

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

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nachazel, 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. John Nachazel, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

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