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Dr. James R. Halverson, MD

(Dr. James Ramsay Halverson, M.D.)

(No ratings)

Specializes in: Family Medicine

Duke University School of Medicine (1982)

117 Pirie Road Suite D
Ojai, CA 93023

(805) 646-7246

Dr. James R. Halverson, MD is a family medicine practitioner in Ojai, CA specializing in family medicine. He graduated from Duke University School of Medicine in 1982 and has 44 years of experience. Dr. James R. Halverson, MD is affiliated with OJAI VALLEY FAMILY MEDICINE GROUP.

Office Locations

117 Pirie Road Suite D
Ojai, CA 93023

(805) 646-7246

(805) 646-8936

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In The News

“By Dr. Jim Halverson On April 15, every resident of California aged 16 and over will be eligible to be vaccinated for COVID-19.”—"Ask Dr. Halverson: COVID-19 vaccination: An opportunity for all adults to end this pandemic", Ojai Valley News, April 2021

Noteworthy Medicare Patient Procedures Performed by Dr. James R. Halverson, MD in 2023

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

Top 5%

By Volume:

standardized cognitive testing

By Affordability:

cognitive assessment

standardized cognitive testing

In 2023, among providers in related specialties within California, Dr. James R. Halverson, MD performed more standardized cognitive testing procedures for Medicare patients than 95% of them and he also had a list price for cognitive assessment, and standardized cognitive testing that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Volume:

flu shot

preventive care

urinalysis

Welcome to Medicare visit

By Affordability:

Welcome to Medicare visit

wellness visit

In 2023, among providers in related specialties within California, Dr. James R. Halverson, MD performed more flu shot, preventive care, urinalysis, and Welcome to Medicare visit (initial preventive physical exam) procedures for Medicare patients than 90% of them and he also had a list price for Welcome to Medicare visit (initial preventive physical exam), and wellness visit that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

fecal occult blood test

lab tests

screening stool guaiac test

By Affordability:

removal of skin lesion

skin lesion destruction

skin procedures

In 2012, among providers in related specialties within California, Dr. James R. Halverson, MD performed more fecal occult blood test (FOBT), lab tests, and screening stool guaiac test (gFOBT) procedures for Medicare patients than 75% of them and he also had a list price for removal of skin lesion (growth or mark), skin lesion destruction (e.g. laser surgery), and skin procedures 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 R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2012 were preventive care, vaccines, lab tests and blood draw.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

blood draw	79
doctor visit	954
ear procedures	17
hospital care	40
inpatient care	40
lab tests	141
preventive care	146
removal of lesion (e.g. growth)	41
skin procedures	41
vaccines	146

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2013 were lab tests, preventive care, vaccines and blood draw.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

blood draw	136
doctor visit	1037
ear procedures	24
lab tests	194
preventive care	189
removal of lesion (e.g. growth)	50
skin procedures	50
vaccines	170

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	255
Female	287

**Ethnicity**
Non-Hispanic White	484
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	150
85 and over	74
Less than 65	48

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2013

Hypertension	50
High Cholesterol	35
Stroke	4
Ischemic Heart Disease	19
Depression	15
Chronic Kidney Disease	21
Asthma	5
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	7
Chronic Obstructive Pulmonary Disease	7
Diabetes	15
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2014 were lab tests, preventive care, vaccines and blood draw.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

blood draw	108
breast exam	35
doctor visit	1135
ear procedures	28
gynecologic procedures	35
lab tests	207
preventive care	201
removal of lesion (e.g. growth)	22
skin procedures	22
vaccines	171

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	262
Female	289

**Ethnicity**
Non-Hispanic White	494
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	278
From 75 to 84	153
85 and over	72
Less than 65	48

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2014

Hypertension	46
High Cholesterol	36
Stroke	3
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	8
Chronic Obstructive Pulmonary Disease	6
Diabetes	16
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2015 were preventive care, vaccines, lab tests and blood draw.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

blood draw	88
doctor visit	1151
ear procedures	33
lab tests	210
nursing home care	35
preventive care	390
removal of lesion (e.g. growth)	24
skin procedures	24
vaccines	358

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	532
Female	632

**Ethnicity**
Non-Hispanic White	1036
Black	0
Hispanic	66
Asian	0
Other	34
Native American	0

**Age**
From 65 to 74	562
From 75 to 84	358
85 and over	150
Less than 65	94

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2015

Hypertension	45
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	16
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2016 were preventive care, vaccines, lab tests and blood draw.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

anorectal procedures	12
blood draw	79
doctor visit	1234
lab tests	222
nursing home care	51
preventive care	303
removal of lesion (e.g. growth)	46
skin procedures	46
vaccines	232
vascular procedures	18

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	307
Female	343

**Ethnicity**
Non-Hispanic White	575
Black	0
Hispanic	38
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	341
From 75 to 84	195
85 and over	78
Less than 65	36

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2016

Hypertension	48
High Cholesterol	45
Stroke	4
Ischemic Heart Disease	23
Depression	17
Chronic Kidney Disease	28
Asthma	10
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	16
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2017 were preventive care, vaccines, lab tests and nursing home care.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

blood draw	28
doctor visit	974
lab tests	199
nursing home care	97
preventive care	245
removal of lesion (e.g. growth)	19
skin procedures	19
vaccines	205

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	299
Female	327

**Ethnicity**
Non-Hispanic White	560
Black	0
Hispanic	37
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	195
85 and over	75
Less than 65	40

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2017

Hypertension	50
High Cholesterol	41
Stroke	4
Ischemic Heart Disease	22
Depression	19
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	15
Dementia	11
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2018 were preventive care, lab tests, vaccines and nursing home care.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

doctor visit	1170
lab tests	235
nursing home care	109
preventive care	256
removal of lesion (e.g. growth)	14
skin procedures	14
vaccines	207

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	341
Female	356

**Ethnicity**
Non-Hispanic White	616
Black	0
Hispanic	40
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	353
From 75 to 84	210
85 and over	96
Less than 65	38

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2018

Hypertension	51
High Cholesterol	48
Stroke	5
Ischemic Heart Disease	25
Depression	20
Chronic Kidney Disease	28
Asthma	5
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	16
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2019 were lab tests, preventive care, vaccines and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

blood draw	13
doctor visit	1120
lab tests	209
preventive care	164
removal of lesion (e.g. growth)	30
skin procedures	30
vaccines	124

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	330
Female	368

**Ethnicity**
Non-Hispanic White	621
Black	0
Hispanic	34
Asian	0
Other	30
Native American	0

**Age**
From 65 to 74	369
From 75 to 84	207
85 and over	90
Less than 65	32

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2019

Hypertension	51
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	23
Depression	24
Chronic Kidney Disease	28
Asthma	4
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	14
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2020 were lab tests, preventive care, vaccines and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

doctor visit	957
lab tests	182
preventive care	152
removal of lesion (e.g. growth)	28
skin procedures	28
vaccines	116

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	308
Female	324

**Ethnicity**
Non-Hispanic White	564
Black	0
Hispanic	28
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	336
From 75 to 84	207
85 and over	65
Less than 65	24

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2020

Hypertension	49
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	20
Depression	19
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	12
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2021 were preventive care, lab tests, vaccines and weight management.

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

doctor visit	1148
lab tests	251
mental health therapy	14
preventive care	278
removal of lesion (e.g. growth)	13
skin procedures	13
vaccines	202
weight management	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	386
Female	402

**Ethnicity**
Non-Hispanic White	710
Black	0
Hispanic	39
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	388
From 75 to 84	278
85 and over	90
Less than 65	32

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2021

Hypertension	50
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	22
Depression	20
Chronic Kidney Disease	28
Asthma	5
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	7
Chronic Obstructive Pulmonary Disease	7
Diabetes	13
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA during 2022 were preventive care, lab tests, vaccines and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

cognitive assessment	15
doctor visit	1231
lab tests	208
preventive care	234
removal of lesion (e.g. growth)	29
skin procedures	29
vaccines	162

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	392
Female	381

**Ethnicity**
Non-Hispanic White	694
Black	0
Hispanic	36
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	397
From 75 to 84	247
85 and over	104
Less than 65	25

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2022

Hypertension	59
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	6
Chronic Obstructive Pulmonary Disease	9
Diabetes	14
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. James R. Halverson, MD for Medicare patients.

The highest averages for the top procedures that Dr. James R. Halverson, MD treated as a family medicine practitioner in Ojai, CA were preventive care, lab tests, vaccines and blood draw.

anorectal procedures	12
blood draw	75
breast exam	35
cognitive assessment	15
doctor visit	1101
ear procedures	25
gynecologic procedures	35
hospital care	40
inpatient care	40
lab tests	205
mental health therapy	14
nursing home care	73
preventive care	232
removal of lesion (e.g. growth)	28
skin procedures	28
vaccines	190
vascular procedures	18
weight management	14

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. James R. Halverson, MD.

**Gender**
Male	310
Female	337

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	577
Hispanic	35
Native American / Alaskan Native	0
Other	17

**Age**
75 to 84	200
85 and over	81
Less than 65	37
65 to 74	328

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

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

Hypertension	45
High Cholesterol	44
Stroke	3
Ischemic Heart Disease	19
Depression	16
Chronic Kidney Disease	23
Asthma	5
Osteoporosis	5
Heart Failure	7
Chronic Obstructive Pulmonary Disease	6
Diabetes	13
Atrial Fibrillation	11
Cancer	8
Dementia	8

Education & Training

Dr. James R. Halverson, MD graduated from Duke University School of Medicine in 1982. He has a state license in California.

Medical School: Duke University School of Medicine (1982)

Licensed In: California

Affiliations & Hospitals

Dr. James R. Halverson, MD is associated with these hospitals and organizations:

OJAI VALLEY FAMILY MEDICINE GROUP

Ratings & Reviews

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$691 FARXIGA $456	BYDUREON $90	SYMBICORT $67	BYDUREON WEEKLY $63	DALIRESP $15
Janssen Pharmaceuticals, Inc	$509 XARELTO $244	INVOKANA $214	INVOKAMET $51
GlaxoSmithKline, LLC.	$413 AREXVY $150	BREO $128	ANORO $67	BEXSERO $55	$14
Pfizer Inc.	$307 ELIQUIS $132	VIAGRA $78	PAXLOVID $49	TRUMENBA $22	COLOGUARD $14	Other $13
Amgen Inc.	$269 Repatha $173	Prolia $96
Other	$2,420 ENTRESTO $248	Myrbetriq $172	Edwards SAPIEN 3 Ultra Transcatheter Heart Valve $128	Astron $127	NEUROMARK Radiofrequency Console $125	Other $1,619

**Types of Payments**
Food and Beverage	$4,582
Education	$26

Biography

Dr. James Halverson is a specialist in family medicine. Dr. Halverson graduated from Duke University School of Medicine.

Select Year:

Dr. James R. Halverson, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. James R. Halverson, MD in 2023

By Volume:

By Affordability:

By Volume:

By Affordability:

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 R. Halverson, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James R. Halverson, 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 R. Halverson, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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