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Dr. James B. Harris, MD

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Specializes in: Clinical Pathology

University of South Alabama College of Medicine (1995)

20001 S. Rancho Way
Rancho Dominguez, CA 90220

(310) 225-3221

Dr. James B. Harris, MD is a clinical pathologist in Los Angeles, CA specializing in clinical pathology. He graduated from University of South Alabama College of Medicine in 1995 and has 31 years of experience. Dr. James B. Harris, MD is affiliated with Saddleback Medical Center, PIH Health and MemorialCare.

Office Locations

1225 Wilshire Boulevard
Los Angeles, CA 90017

(213) 977-2411

(310) 698-7040

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20001 Rancho Way
Rancho Dominguez, CA

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PIH Health

20001 S. Rancho Way
Rancho Dominguez, CA 90220

(310) 225-3221

(310) 698-7040

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Noteworthy Medicare Patient Procedures Performed by Dr. James B. Harris, MD in 2023

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

Top 5%

By Volume:

cytology

liquid-based Pap test

molecular genetic testing

In 2023, Dr. James B. Harris, MD performed more cytology, liquid-based Pap test, and molecular genetic testing procedures for Medicare patients than 95% of providers in related specialties within California.

Top 10%

By Volume:

gynecologic cytology

lab tests

In 2023, Dr. James B. Harris, MD performed more gynecologic cytology, and lab tests procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

human papillomavirus testing

preventive care

By Affordability:

liquid-based cytology

In 2012, among providers in related specialties within California, Dr. James B. Harris, MD performed more human papillomavirus (HPV) testing, and preventive care procedures for Medicare patients than 75% of them and he also had a list price for liquid-based cytology (ThinPrep) that was lower than the list prices billed to Medicare by 75% of them. 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. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2012 were lab tests.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

lab tests	113

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2013 were lab tests.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

lab tests	73

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	33
Female	39

**Ethnicity**
Non-Hispanic White	23
Black	0
Hispanic	23
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	21
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2013

Hypertension	75
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	54
Depression	21
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	15
Atrial Fibrilation	0
Heart Failure	39
Chronic Obstructive Pulmonary Disease	25
Diabetes	61
Dementia	17
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	52
Female	59

**Ethnicity**
Non-Hispanic White	44
Black	0
Hispanic	23
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	36
From 75 to 84	44
85 and over	18
Less than 65	13

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2014

Hypertension	75
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	67
Depression	25
Chronic Kidney Disease	41
Asthma	14
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	40
Chronic Obstructive Pulmonary Disease	23
Diabetes	55
Dementia	20
Cancer	21

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2015 were lab tests.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

lab tests	263

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	296
Female	320

**Ethnicity**
Non-Hispanic White	420
Black	50
Hispanic	64
Asian	56
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	168
85 and over	78
Less than 65	100

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2015

Hypertension	75
High Cholesterol	56
Stroke	9
Ischemic Heart Disease	41
Depression	29
Chronic Kidney Disease	38
Asthma	22
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	26
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	15
Cancer	25

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2016 were lab tests, diagnostic procedures, bone marrow tests and aspiration.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

aspiration	12
bone marrow tests	24
diagnostic procedures	24
lab tests	1283

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	286
Female	497

**Ethnicity**
Non-Hispanic White	550
Black	47
Hispanic	94
Asian	72
Other	0
Native American	0

**Age**
From 65 to 74	315
From 75 to 84	277
85 and over	137
Less than 65	54

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2016

Hypertension	74
High Cholesterol	60
Stroke	6
Ischemic Heart Disease	42
Depression	23
Chronic Kidney Disease	37
Asthma	21
Osteoperosis	14
Atrial Fibrilation	10
Heart Failure	23
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	14
Cancer	35

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2017 were lab tests, preventive care, diagnostic procedures and bone marrow tests.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

aspiration	13
bone marrow tests	28
cytology	27
diagnostic procedures	28
gynecologic pathology	27
lab tests	1047
preventive care	54

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	265
Female	391

**Ethnicity**
Non-Hispanic White	405
Black	63
Hispanic	93
Asian	75
Other	0
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	226
85 and over	106
Less than 65	69

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2017

Hypertension	75
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	43
Depression	28
Chronic Kidney Disease	43
Asthma	11
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	33
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	16
Cancer	38

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2018 were lab tests, preventive care, cytology and gynecologic pathology.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

cytology	53
gynecologic pathology	53
lab tests	1495
preventive care	106

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	594
Female	746

**Ethnicity**
Non-Hispanic White	993
Black	60
Hispanic	133
Asian	105
Other	0
Native American	0

**Age**
From 65 to 74	570
From 75 to 84	478
85 and over	192
Less than 65	100

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2018

Hypertension	68
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	38
Depression	20
Chronic Kidney Disease	37
Asthma	8
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	12
Cancer	27

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2019 were lab tests, cytology, gynecologic pathology and preventive care.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

cytology	341
gynecologic pathology	341
lab tests	1387
preventive care	254

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	1130
Female	1595

**Ethnicity**
Non-Hispanic White	2238
Black	88
Hispanic	173
Asian	136
Other	0
Native American	0

**Age**
From 65 to 74	1365
From 75 to 84	869
85 and over	375
Less than 65	116

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2019

Hypertension	60
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	29
Asthma	7
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2020 were lab tests, cytology, gynecologic pathology and preventive care.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

cytology	329
gynecologic pathology	329
lab tests	1485
preventive care	254

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	1214
Female	1735

**Ethnicity**
Non-Hispanic White	2500
Black	0
Hispanic	160
Asian	120
Other	101
Native American	0

**Age**
From 65 to 74	1467
From 75 to 84	985
85 and over	391
Less than 65	106

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2020

Hypertension	55
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	31
Depression	17
Chronic Kidney Disease	27
Asthma	6
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2021 were lab tests, cytology, gynecologic pathology and preventive care.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

cytology	403
gynecologic pathology	403
lab tests	1571
preventive care	320

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	1351
Female	2196

**Ethnicity**
Non-Hispanic White	3040
Black	0
Hispanic	185
Asian	131
Other	129
Native American	0

**Age**
From 65 to 74	1757
From 75 to 84	1208
85 and over	455
Less than 65	127

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2021

Hypertension	55
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	13
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	21
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA during 2022 were lab tests, cytology, gynecologic pathology and preventive care.

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

consultation	14
cytology	461
gynecologic pathology	428
lab tests	1743
preventive care	322

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	1701
Female	2572

**Ethnicity**
Non-Hispanic White	3647
Black	68
Hispanic	240
Asian	132
Other	174
Native American	12

**Age**
From 65 to 74	2107
From 75 to 84	1471
85 and over	505
Less than 65	190

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2022

Hypertension	64
High Cholesterol	72
Stroke	7
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	17
Asthma	9
Osteoperosis	18
Atrial Fibrilation	17
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	4
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. James B. Harris, MD for Medicare patients.

The highest averages for the top procedures that Dr. James B. Harris, MD treated as a clinical pathologist in Los Angeles, CA were lab tests, cytology, gynecologic pathology and preventive care.

aspiration	12
bone marrow tests	26
consultation	14
cytology	269
diagnostic procedures	26
gynecologic pathology	263
lab tests	1046
preventive care	218

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. James B. Harris, MD.

**Gender**
Male	629
Female	922

**Ethnicity**
Black / African American	34
Asian / Pacific Islander	78
Non-Hispanic White	1260
Native American / Alaskan Native	1
Hispanic	108
Other	36

**Age**
75 to 84	523
85 and over	205
Less than 65	79
65 to 74	742

Average of Total of Conditions of Medicare patients treated by Dr. James B. Harris, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. James B. Harris, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	61
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	36
Depression	19
Chronic Kidney Disease	31
Asthma	9
Osteoporosis	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Atrial Fibrillation	10
Dementia	11
Cancer	21

Education & Training

Dr. James B. Harris, MD graduated from University of South Alabama College of Medicine in 1995. He completed residency at Oregon Health & Science University Affiliated Hospitals. He is certified by the Board Certification: Hematology and has a state license in Oregon.

Medical School: University of South Alabama College of Medicine (1995)

Residency: Oregon Health & Science University Affiliated Hospitals

Board Certification: Board Certification: Hematology

Licensed In: Oregon

Affiliations & Hospitals

Dr. James B. Harris, MD is associated with these hospitals and organizations:

Saddleback Medical Center

PIH Health

MemorialCare

Ratings & Reviews

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General Payments

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

**Payments by Company**
Ventana Medical Systems, Inc.	$3,650 RTD Companion Diagnostics $3,650
AstraZeneca Pharmaceuticals LP	$125 IMFINZI $125

**Types of Payments**
Consulting Fee	$3,000
Travel and Lodging	$463
Food and Beverage	$312

Biography

Dr. James Harris, who practices in Los Angeles, CA and Rancho Dominguez, CA, is a medical specialist in clinical pathology. Dr. Harris attended medical school at the University of South Alabama College of Medicine. For his residency, Dr. Harris trained at Providence St. Vincent Medical Center, Portland and a hospital affiliated with Oregon Health & Science University. He is affiliated with PIH Health Good Samaritan Hospital and Saddleback Medical Center.

Select Year:

Dr. James B. Harris, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. James B. Harris, MD in 2023

By Volume:

By Volume:

By Volume:

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. James B. Harris, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James B. Harris, 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. James B. Harris, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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