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Dr. Danielle E. Westfall, MD

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Specializes in: Pathology

Ohio State University College of Medicine (2005)

351 Rolling Oaks Drive Suite 100
Thousand Oaks, CA 91361

(805) 373-8582

Dr. Danielle E. Westfall, MD is a pathologist in Thousand Oaks, CA specializing in pathology. She graduated from Ohio State University College of Medicine in 2005 and has 21 years of experience. Dr. Danielle E. Westfall, MD is affiliated with Los Robles Hospital & Medical Center and GLOVER, KELTY AND SCHULTHEIS MDS.

Office Locations

215 W Janss Road
Thousand Oaks, CA 91360

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351 Rolling Oaks Drive Suite 100
Thousand Oaks, CA 91361

(805) 373-8582

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Noteworthy Medicare Patient Procedures Performed by Dr. Danielle E. Westfall, MD in 2023

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

Top 5%

By Volume:

intraoperative pathology consultation

In 2023, Dr. Danielle E. Westfall, MD performed more intraoperative pathology consultation procedures for Medicare patients than 95% of providers in related specialties within California.

Top 25%

By Volume:

lab tests

By Affordability:

consultation

intraoperative pathology consultation

non-gynecologic liquid-based cytology

special stains

In 2012, among providers in related specialties within California, Dr. Danielle E. Westfall, MD performed more lab tests procedures for Medicare patients than 75% of them and she also had a list price for consultation, intraoperative pathology consultation, non-gynecologic liquid-based cytology, and special stains 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. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2012 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	80
cytology	60
lab tests	714

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2013 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	49
cytology	73
lab tests	742

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	147
Female	246

**Ethnicity**
Non-Hispanic White	349
Black	0
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	146
85 and over	69
Less than 65	23

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2013

Hypertension	75
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	55
Depression	30
Chronic Kidney Disease	33
Asthma	14
Osteoperosis	20
Atrial Fibrilation	21
Heart Failure	36
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	15
Cancer	31

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2014 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	26
cytology	44
lab tests	146

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	71
Female	92

**Ethnicity**
Non-Hispanic White	135
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	44
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2014

Hypertension	75
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	51
Depression	30
Chronic Kidney Disease	40
Asthma	12
Osteoperosis	18
Atrial Fibrilation	20
Heart Failure	34
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Dementia	14
Cancer	26

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2015 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	95
cytology	72
lab tests	300

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	290
Female	402

**Ethnicity**
Non-Hispanic White	596
Black	0
Hispanic	38
Asian	36
Other	0
Native American	0

**Age**
From 65 to 74	322
From 75 to 84	206
85 and over	116
Less than 65	48

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2015

Hypertension	75
High Cholesterol	71
Stroke	11
Ischemic Heart Disease	53
Depression	31
Chronic Kidney Disease	34
Asthma	21
Osteoperosis	15
Atrial Fibrilation	19
Heart Failure	34
Chronic Obstructive Pulmonary Disease	28
Diabetes	39
Dementia	15
Cancer	28

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2016 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	116
cytology	63
lab tests	500

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	255
Female	311

**Ethnicity**
Non-Hispanic White	481
Black	0
Hispanic	50
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	204
85 and over	119
Less than 65	35

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2016

Hypertension	75
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	49
Depression	32
Chronic Kidney Disease	43
Asthma	31
Osteoperosis	14
Atrial Fibrilation	19
Heart Failure	40
Chronic Obstructive Pulmonary Disease	27
Diabetes	35
Dementia	22
Cancer	27

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2017 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	114
cytology	48
lab tests	415

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	248
Female	286

**Ethnicity**
Non-Hispanic White	460
Black	0
Hispanic	37
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	195
85 and over	98
Less than 65	31

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2017

Hypertension	75
High Cholesterol	65
Stroke	9
Ischemic Heart Disease	52
Depression	31
Chronic Kidney Disease	46
Asthma	14
Osteoperosis	18
Atrial Fibrilation	20
Heart Failure	33
Chronic Obstructive Pulmonary Disease	25
Diabetes	37
Dementia	15
Cancer	25

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2018 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	145
cytology	48
lab tests	727

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	373
Female	428

**Ethnicity**
Non-Hispanic White	689
Black	0
Hispanic	57
Asian	20
Other	22
Native American	0

**Age**
From 65 to 74	331
From 75 to 84	282
85 and over	148
Less than 65	40

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	47
Depression	28
Chronic Kidney Disease	46
Asthma	14
Osteoperosis	16
Atrial Fibrilation	18
Heart Failure	31
Chronic Obstructive Pulmonary Disease	21
Diabetes	37
Dementia	18
Cancer	28

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2019 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	130
cytology	89
lab tests	844

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	374
Female	444

**Ethnicity**
Non-Hispanic White	693
Black	0
Hispanic	55
Asian	35
Other	23
Native American	0

**Age**
From 65 to 74	314
From 75 to 84	291
85 and over	159
Less than 65	54

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	48
Depression	32
Chronic Kidney Disease	47
Asthma	15
Osteoperosis	15
Atrial Fibrilation	22
Heart Failure	36
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	18
Cancer	26

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2020 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	101
cytology	63
lab tests	614

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	324
Female	324

**Ethnicity**
Non-Hispanic White	560
Black	0
Hispanic	46
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	250
From 75 to 84	260
85 and over	109
Less than 65	29

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2020

Hypertension	75
High Cholesterol	70
Stroke	12
Ischemic Heart Disease	51
Depression	31
Chronic Kidney Disease	51
Asthma	15
Osteoperosis	16
Atrial Fibrilation	21
Heart Failure	34
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	21
Cancer	24

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2021 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	123
cytology	75
lab tests	583

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	300
Female	338

**Ethnicity**
Non-Hispanic White	550
Black	0
Hispanic	35
Asian	27
Other	0
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	239
85 and over	127
Less than 65	29

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	10
Ischemic Heart Disease	50
Depression	31
Chronic Kidney Disease	53
Asthma	13
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	36
Chronic Obstructive Pulmonary Disease	24
Diabetes	36
Dementia	21
Cancer	28

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA during 2022 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

consultation	80
cytology	82
lab tests	552

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	302
Female	323

**Ethnicity**
Non-Hispanic White	522
Black	0
Hispanic	36
Asian	36
Other	0
Native American	0

**Age**
From 65 to 74	225
From 75 to 84	240
85 and over	124
Less than 65	36

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	41
Depression	27
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	21
Atrial Fibrilation	32
Heart Failure	30
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	15
Cancer	33

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Danielle E. Westfall, MD for Medicare patients.

The highest averages for the top procedures that Dr. Danielle E. Westfall, MD treated as a pathologist in Thousand Oaks, CA were lab tests, consultation and cytology.

consultation	96
cytology	65
lab tests	557

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Danielle E. Westfall, MD.

**Gender**
Male	244
Female	290

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	19
Non-Hispanic White	457
Hispanic	35
Native American / Alaskan Native	0
Other	4

**Age**
75 to 84	191
85 and over	97
Less than 65	29
65 to 74	212

Average of Total of Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	45
Depression	27
Chronic Kidney Disease	38
Asthma	15
Osteoporosis	15
Heart Failure	31
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Atrial Fibrillation	19
Cancer	25
Dementia	15

Education & Training

Dr. Danielle E. Westfall, MD graduated from Ohio State University College of Medicine in 2005. She has a state license in California.

Medical School: Ohio State University College of Medicine (2005)

Licensed In: California

Affiliations & Hospitals

Dr. Danielle E. Westfall, MD is associated with these hospitals and organizations:

Los Robles Hospital & Medical Center

GLOVER, KELTY AND SCHULTHEIS MDS

Ratings & Reviews

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General Payments

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

**Payments by Company**
Agilent Technologies, Inc.	$121,032 PD-L1 IHC 22C3 pharmDx $52,150	PD-L1 IHC 22C3 $36,388	PD-L1 IHC 28-8 pharmDx $740	PD-L1 $42	$31,712
Ventana Medical Systems, Inc.	$2,000 BENCHMARK IHC/ISH PLATFORMS & REAGENTS $2,000
Roche Diagnostics Corporation	$654 TD BenchMark IHC/ISH and Special Stains Reagents $588	TD BenchMark Platforms $66
AstraZeneca Pharmaceuticals LP	$101 LYNPARZA $101
bioMerieux Inc	$22 $22
Other	$6 Omniscan $6

**Types of Payments**
Consulting Fee	$120,990
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$2,000
Travel and Lodging	$573
Food and Beverage	$251

Biography

Dr. Danielle Westfall, who practices in Thousand Oaks, CA, is a medical specialist in pathology. She graduated from Ohio State University College of Medicine. She has received the following distinctions: Southern California Super Doctors and Southern California Rising Stars. Dr. Westfall is affiliated with Los Robles Hospital & Medical Center.

Select Year:

Dr. Danielle E. Westfall, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Danielle E. Westfall, MD in 2023

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. Danielle E. Westfall, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Danielle E. Westfall, 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. Danielle E. Westfall, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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Other Providers in Thousand Oaks, CA