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Home > CA Providers > Family Physicians & Family Medicine Specialists

Dr. William Farr SR., MD

Accepting New Patients

(7 Ratings)

Specializes in: Family Medicine

Autonomous University of Guadalajara Faculty of Medicine

8307 Brimhall Road 1707
Bakersfield, CA 93312

(661) 463-8048

Dr. William Farr SR., MD is a family medicine practitioner in Bakersfield, CA specializing in family medicine. He graduated from Autonomous University of Guadalajara Faculty of Medicine.

Office Locations

8307 Brimhall Road 1707
Bakersfield, CA 93312

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Noteworthy Medicare Patient Procedures Performed by Dr. William Farr SR., MD in 2024

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

Top 5%

By Volume:

injections

screening EKG

urinalysis

Welcome to Medicare visit

By Affordability:

aspiration

aspiration procedures

cardiac procedures

electrocardiogram

hormone replacement therapy

major joint aspiration

major joint injection

testosterone injections

testosterone therapy

In 2024, among providers in related specialties within California, Dr. William Farr SR., MD performed more injections, screening EKG, urinalysis, and Welcome to Medicare visit (initial preventive physical exam) procedures for Medicare patients than 95% of them and he also had a list price for aspiration, aspiration procedures, cardiac procedures, electrocardiogram (EKG), hormone replacement therapy, hormone therapy, injections, joint aspiration, joint injections, major joint aspiration, major joint injection, testosterone injections, and testosterone therapy 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:

lab tests

preventive care

By Affordability:

12-lead EKG

breathing treatment

ear wax removal

impacted ear wax removal

screening EKG

In 2024, among providers in related specialties within California, Dr. William Farr SR., MD performed more lab tests, and preventive care procedures for Medicare patients than 90% of them and he also had a list price for 12-lead (standard) EKG, breathing treatment, ear wax removal, impacted ear wax removal, and screening EKG 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:

electrocardiogram

impacted ear wax removal

rapid flu test

By Affordability:

lung cancer screening counseling

rapid flu test

Welcome to Medicare visit

wellness visit

In 2012, among providers in related specialties within California, Dr. William Farr SR., MD performed more electrocardiogram (EKG), impacted ear wax removal, and rapid flu test procedures for Medicare patients than 75% of them and he also had a list price for antigen tests, counseling services, ear procedures, influenza tests, lung cancer screening counseling, rapid flu test, Welcome to Medicare visit (initial preventive physical exam), and wellness visit 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. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2012 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

anorectal procedures	11
diabetes management	13
doctor visit	3488
ear procedures	69
lab tests	406
preventive care	221
removal of lesion (e.g. growth)	30
skin procedures	30
skin testing	33
tuberculosis (TB) testing	33
vaccines	210

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2013 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

breathing treatment	18
doctor visit	3408
ear procedures	88
lab tests	385
preventive care	266
removal of lesion (e.g. growth)	17
skin procedures	17
skin testing	19
tuberculosis (TB) testing	19
vaccines	266

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	377
Female	559

**Ethnicity**
Non-Hispanic White	844
Black	11
Hispanic	53
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	457
From 75 to 84	261
85 and over	148
Less than 65	70

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2013

Hypertension	61
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	32
Depression	14
Chronic Kidney Disease	16
Asthma	6
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	11
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2014 were hormone therapy, injections, lab tests and preventive care.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

breathing treatment	14
doctor visit	2722
ear procedures	84
hormone therapy	577
injections	577
lab tests	223
preventive care	197
vaccines	197

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	369
Female	531

**Ethnicity**
Non-Hispanic White	823
Black	0
Hispanic	50
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	426
From 75 to 84	265
85 and over	149
Less than 65	60

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2014

Hypertension	61
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	31
Depression	13
Chronic Kidney Disease	16
Asthma	5
Osteoperosis	4
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	11
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2015 were injections, hormone therapy, lab tests and preventive care.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

aspiration	19
diabetes management	22
doctor visit	2789
ear procedures	52
hormone therapy	54136
injections	54155
lab tests	292
preventive care	245
vaccines	198

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	786
Female	1092

**Ethnicity**
Non-Hispanic White	1708
Black	0
Hispanic	102
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	942
From 75 to 84	532
85 and over	272
Less than 65	132

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2015

Hypertension	62
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	19
Asthma	7
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2016 were injections, hormone therapy, lab tests and preventive care.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

aspiration	11
diabetes management	45
doctor visit	3627
ear procedures	73
hormone therapy	56450
injections	56461
lab tests	651
preventive care	354
vaccines	259

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	453
Female	631

**Ethnicity**
Non-Hispanic White	973
Black	11
Hispanic	74
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	535
From 75 to 84	335
85 and over	139
Less than 65	75

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2016

Hypertension	64
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	37
Depression	14
Chronic Kidney Disease	25
Asthma	12
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2017 were hormone therapy, injections, lab tests and preventive care.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

breathing treatment	25
cardiac procedures	13
diabetes management	19
doctor visit	3972
ear procedures	84
hormone therapy	23200
injections	23200
lab tests	273
preventive care	214
removal of lesion (e.g. growth)	17
skin procedures	17
vaccines	165

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	477
Female	727

**Ethnicity**
Non-Hispanic White	1084
Black	0
Hispanic	75
Asian	11
Other	17
Native American	0

**Age**
From 65 to 74	621
From 75 to 84	359
85 and over	153
Less than 65	71

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2017

Hypertension	66
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	38
Depression	14
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2018 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

breathing treatment	28
diabetes management	12
doctor visit	4542
ear procedures	93
lab tests	346
preventive care	219
vaccines	105

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	515
Female	801

**Ethnicity**
Non-Hispanic White	1165
Black	16
Hispanic	94
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	673
From 75 to 84	414
85 and over	148
Less than 65	81

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2018

Hypertension	63
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	41
Depression	16
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2019 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

aspiration	13
breathing treatment	36
cardiac procedures	13
chronic care	17
diabetes management	37
doctor visit	4344
ear procedures	81
injections	13
lab tests	359
preventive care	357
vaccines	257

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	534
Female	893

**Ethnicity**
Non-Hispanic White	1276
Black	16
Hispanic	89
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	758
From 75 to 84	436
85 and over	163
Less than 65	70

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2019

Hypertension	61
High Cholesterol	72
Stroke	4
Ischemic Heart Disease	45
Depression	18
Chronic Kidney Disease	25
Asthma	4
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2020 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

cardiac procedures	27
chronic care	17
diabetes management	35
doctor visit	3687
ear procedures	74
lab tests	219
preventive care	397
vaccines	287

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	546
Female	883

**Ethnicity**
Non-Hispanic White	1290
Black	0
Hispanic	96
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	768
From 75 to 84	432
85 and over	166
Less than 65	63

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2020

Hypertension	56
High Cholesterol	68
Stroke	2
Ischemic Heart Disease	45
Depression	14
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2021 were preventive care, lab tests, vaccines and ear procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

aspiration	18
cardiac procedures	31
diabetes management	37
doctor visit	3927
ear procedures	58
injections	18
lab tests	265
preventive care	274
vaccines	161

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	560
Female	960

**Ethnicity**
Non-Hispanic White	1351
Black	12
Hispanic	114
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	842
From 75 to 84	469
85 and over	172
Less than 65	37

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2021

Hypertension	56
High Cholesterol	64
Stroke	3
Ischemic Heart Disease	41
Depression	13
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2022 were lab tests, preventive care, ear procedures and cardiac procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

cardiac procedures	59
doctor visit	4272
ear procedures	87
lab tests	290
mental health therapy	28
preventive care	154
vaccines	33
weight management	28

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	611
Female	1009

**Ethnicity**
Non-Hispanic White	1440
Black	15
Hispanic	119
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	896
From 75 to 84	514
85 and over	173
Less than 65	37

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2022

Hypertension	68
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	35
Depression	12
Chronic Kidney Disease	13
Asthma	8
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2023 were lab tests, preventive care, ear procedures and cardiac procedures.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

breathing treatment	18
cardiac procedures	48
cytology	11
diabetes management	12
doctor visit	3758
ear procedures	95
gynecologic pathology	11
lab tests	308
mental health therapy	12
preventive care	135
ultrasound (sonogram)	22
vascular procedures	22
weight management	12

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	613
Female	1028

**Ethnicity**
Non-Hispanic White	1454
Black	0
Hispanic	119
Asian	16
Other	31
Native American	0

**Age**
From 65 to 74	923
From 75 to 84	513
85 and over	168
Less than 65	37

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2023

Hypertension	67
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	36
Depression	12
Chronic Kidney Disease	12
Asthma	7
Osteoperosis	15
Atrial Fibrilation	12
Heart Failure	9
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA during 2024 were injections, hormone therapy, lab tests and preventive care.

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

aspiration	12
breathing treatment	17
cardiac procedures	58
counseling services	28
doctor visit	3528
ear procedures	52
hormone therapy	19679
injections	19691
lab tests	249
preventive care	157

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	591
Female	962

**Ethnicity**
Non-Hispanic White	1366
Black	0
Hispanic	120
Asian	19
Other	29
Native American	0

**Age**
From 65 to 74	856
From 75 to 84	486
85 and over	172
Less than 65	39

Conditions of Medicare patients treated by Dr. William Farr SR., MD in 2024

Hypertension	68
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	37
Depression	13
Chronic Kidney Disease	12
Asthma	8
Osteoperosis	15
Atrial Fibrilation	13
Heart Failure	9
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. William Farr SR., MD for Medicare patients.

The highest averages for the top procedures that Dr. William Farr SR., MD treated as a family medicine practitioner in Bakersfield, CA were hormone therapy, injections, lab tests and preventive care.

anorectal procedures	11
aspiration	14
cardiac procedures	35
chronic care	17
counseling services	28
cytology	11
diabetes management	25
doctor visit	3697
ear procedures	76
gynecologic pathology	11
hormone therapy	30808
injections	22016
lab tests	328
mental health therapy	20
preventive care	245
removal of lesion (e.g. growth)	21
skin procedures	21
skin testing	26
tuberculosis (TB) testing	26
ultrasound (sonogram)	22
vaccines	194
vascular procedures	22
weight management	20

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. William Farr SR., MD.

**Gender**
Male	494
Female	775

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	4
Non-Hispanic White	1136
Native American / Alaskan Native	0
Hispanic	85
Other	19

**Age**
75 to 84	385
85 and over	155
Less than 65	59
65 to 74	669

Average of Total of Conditions of Medicare patients treated by Dr. William Farr SR., MD From 2012 - 2024

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

Hypertension	57
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	34
Depression	12
Chronic Kidney Disease	18
Asthma	6
Osteoporosis	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Atrial Fibrillation	9
Cancer	9
Dementia	7

Education & Training

Dr. William Farr SR., MD graduated from Autonomous University of Guadalajara Faculty of Medicine. He completed residency at Kern Medical Center, Bakersfield. He is certified by the American Board of Family Medicine and has a state license in California.

Medical School: Autonomous University of Guadalajara Faculty of Medicine

Residency: Kern Medical Center, Bakersfield

Board Certification: American Board of Family Medicine

Licensed In: California

Ratings & Reviews

Dr. William Farr SR., MD has a high overall rating with an average of 3.86 out of 5 stars based on 7 ratings. We collect ratings and reviews of Dr. William Farr SR., MD from all over the web to help you find the right in Bakersfield, CA.

3.86

Overall Rating

(7 Ratings)

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General Payments

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

**Payments by Company**
Daiichi Sankyo Inc.	$884 Injectafer $480	SAVAYSA $126	Morphabond ER $125	MOVANTIK $116	Benicar $37
Novo Nordisk Inc	$866 RYBELSUS $351	Ozempic $328	Victoza $74	Tresiba $30	NovoLog $23	Other $59
Pfizer Inc.	$718 ELIQUIS $317	VIAGRA $103	COLOGUARD $69	CHANTIX $63	NURTEC ODT $58	Other $107
Nestle HealthCare Nutrition Inc.	$603 ZENPEP $603
AstraZeneca Pharmaceuticals LP	$537 FARXIGA $370	BREZTRI $89	AIRSUPRA $30	SYMBICORT $20	BYDUREON WEEKLY $13	Other $15
Other	$5,035 LINZESS $617	TROKENDI XR $283	ZENPEP $258	XARELTO $157	Kerendia $135	Other $3,585

**Types of Payments**
Food and Beverage	$8,573
Education	$69

Biography

Dr. William Farr sees patients in Bakersfield, CA. His medical specialty is family medicine. He graduated from Autonomous University of Guadalajara Faculty of Medicine and New York Medical College. Dr. Farr trained at Kern Medical Center, Bakersfield for residency. His practice in Bakersfield, CA is open to new patients as reported by Doctor.com.