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Home > CA Providers > Family Physicians & Family Medicine Specialists

Dr. John Ray Schafer, MD

(1 Rating)

Specializes in: Family Medicine

270 Perkins Street
Sonoma, CA 95476

(707) 938-3131

Dr. John Ray Schafer, MD is a family medicine practitioner in Sonoma, CA specializing in family medicine.

Office Locations

270 Perkins Street
Sonoma, CA 95476

(707) 938-3131

(707) 938-3678

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In The News

“Sonoma Valley Hospital s dismissal last month of longtime family physician Dr. John Schafer has disturbed many patients - some are upset that he was let go, others that it took this long to stop...”—"Longtime Sonoma Valley doctor fired by hospital", The Sonoma Index-Tribune, February 2020

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2012 were preventive care, vaccines, lab tests and removal of lesion (e.g. growth).

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

cardiac procedures	11
doctor visit	781
ear procedures	21
injections	24
lab tests	51
preventive care	162
removal of lesion (e.g. growth)	46
skin procedures	46
vaccines	118

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2013 were preventive care, vaccines, removal of lesion (e.g. growth) and skin procedures.

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

doctor visit	801
ear procedures	18
injections	44
lab tests	13
preventive care	122
removal of lesion (e.g. growth)	86
skin procedures	86
vaccines	122

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	133
Female	135

**Ethnicity**
Non-Hispanic White	252
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	78
85 and over	40
Less than 65	22

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

Hypertension	50
High Cholesterol	36
Stroke	5
Ischemic Heart Disease	21
Depression	11
Chronic Kidney Disease	8
Asthma	0
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	15
Dementia	6
Cancer	5

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2014 were preventive care, vaccines, removal of lesion (e.g. growth) and skin procedures.

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

doctor visit	834
ear procedures	17
injections	51
lab tests	12
preventive care	134
removal of lesion (e.g. growth)	66
skin procedures	66
vaccines	134

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	148
Female	145

**Ethnicity**
Non-Hispanic White	273
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	92
85 and over	42
Less than 65	26

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

Hypertension	51
High Cholesterol	40
Stroke	5
Ischemic Heart Disease	18
Depression	12
Chronic Kidney Disease	10
Asthma	0
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	14
Dementia	7
Cancer	6

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2015 were preventive care, vaccines, removal of lesion (e.g. growth) and skin procedures.

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

doctor visit	874
ear procedures	24
injections	46
lab tests	25
preventive care	220
removal of lesion (e.g. growth)	61
skin procedures	61
vaccines	220

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	302
Female	240

**Ethnicity**
Non-Hispanic White	500
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	180
85 and over	54
Less than 65	36

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

Hypertension	52
High Cholesterol	41
Stroke	6
Ischemic Heart Disease	18
Depression	12
Chronic Kidney Disease	9
Asthma	4
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	7
Diabetes	15
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2016 were preventive care, vaccines, injections and removal of lesion (e.g. growth).

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

doctor visit	830
ear procedures	24
injections	74
lab tests	17
preventive care	193
removal of lesion (e.g. growth)	51
skin procedures	51
vaccines	193

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	155
Female	118

**Ethnicity**
Non-Hispanic White	253
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	88
85 and over	31
Less than 65	20

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

Hypertension	49
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	20
Depression	12
Chronic Kidney Disease	10
Asthma	11
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2017 were preventive care, vaccines, removal of lesion (e.g. growth) and skin procedures.

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

doctor visit	817
injections	50
lab tests	18
preventive care	133
removal of lesion (e.g. growth)	53
skin procedures	53
vaccines	133

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	142
Female	139

**Ethnicity**
Non-Hispanic White	256
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	90
85 and over	38
Less than 65	22

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

Hypertension	49
High Cholesterol	20
Stroke	0
Ischemic Heart Disease	20
Depression	11
Chronic Kidney Disease	10
Asthma	5
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	13
Dementia	10
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2018 were preventive care, vaccines, injections and removal of lesion (e.g. growth).

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

doctor visit	829
ear procedures	14
injections	45
preventive care	143
removal of lesion (e.g. growth)	42
skin procedures	42
vaccines	143

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	157
Female	125

**Ethnicity**
Non-Hispanic White	257
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	91
85 and over	44
Less than 65	19

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

Hypertension	50
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	19
Depression	12
Chronic Kidney Disease	15
Asthma	5
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	14
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA during 2019 were preventive care, vaccines, removal of lesion (e.g. growth) and skin procedures.

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

doctor visit	813
ear procedures	16
injections	38
lab tests	27
pain management	12
preventive care	70
removal of lesion (e.g. growth)	40
skin procedures	40
vaccines	70

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	143
Female	129

**Ethnicity**
Non-Hispanic White	253
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	101
85 and over	37
Less than 65	24

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

Hypertension	54
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	22
Depression	14
Chronic Kidney Disease	15
Asthma	6
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	16
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

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

doctor visit	51

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	30
Female	40

**Age**
From 65 to 74	19
From 75 to 84	31
85 and over	0
Less than 65	0

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

Hypertension	63
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	16
Asthma	0
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	24
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

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

The highest averages for the top procedures that Dr. John Ray Schafer, MD treated as a family medicine practitioner in Sonoma, CA were preventive care, vaccines, removal of lesion (e.g. growth) and skin procedures.

cardiac procedures	11
doctor visit	736
ear procedures	19
injections	46
lab tests	23
pain management	12
preventive care	147
removal of lesion (e.g. growth)	55
skin procedures	55
vaccines	141

Average Medicare Patient Data From 2012 - 2020

Information about Medicare patients treated by Dr. John Ray Schafer, MD.

**Gender**
Male	134
Female	119

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	227
Native American / Alaskan Native	0
Hispanic	2
Other	0

**Age**
75 to 84	83
85 and over	31
Less than 65	18
65 to 74	117

Average of Total of Conditions of Medicare patients treated by Dr. John Ray Schafer, MD From 2012 - 2020

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

Hypertension	46
High Cholesterol	33
Stroke	1
Ischemic Heart Disease	18
Depression	11
Chronic Kidney Disease	10
Asthma	3
Osteoporosis	1
Heart Failure	14
Chronic Obstructive Pulmonary Disease	7
Diabetes	13
Atrial Fibrillation	9
Dementia	5
Cancer	5

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

Dr. John Ray Schafer, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. John Ray Schafer, MD from all over the web to help you find the right in Sonoma, CA.

Overall Rating

(1 Rating)

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General Payments

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

**Payments by Company**
GENZYME CORPORATION	$14,629 AUBAGIO $14,611	LEMTRADA $17	MS DISEASE STATE $2
AstraZeneca Pharmaceuticals LP	$1,446 SYMBICORT $483	FARXIGA $378	MOVANTIK $172	CRESTOR $124	BYDUREON $80	Other $209
Novo Nordisk Inc	$1,277 Victoza $433	Tresiba $361	Saxenda $151	NovoLog $103	Ozempic $65	Other $163
GlaxoSmithKline, LLC.	$998 BREO $336	ANORO $269	INCRUSE $117	TRELEGY ELLIPTA $110	TANZEUM $98	Other $69
Boehringer Ingelheim Pharmaceuticals, Inc.	$853 SPIRIVA RESPIMAT $278	STIOLTO $164	GLYXAMBI $148	Spiriva $102	Pradaxa $60	Other $101
Other	$5,971 Repatha $358	XIFAXAN $322	Prolia $288	PREVNAR - 13 $227	INVOKANA $222	Other $4,554

**Types of Payments**
Food and Beverage	$11,512
Consulting Fee	$5,321
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$4,847
Travel and Lodging	$3,388
Education	$106

Biography

Dr. John Schafer is a family medicine specialist in Sonoma, CA. Dr. Schafer obtained a license to practice in California.

Select Year:

Dr. John Ray Schafer, MD

Office Locations

In The News

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 Ray Schafer, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

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

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

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

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

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

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

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

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

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

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

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

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Average Medicare Patient Data From 2012 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. John Ray Schafer, MD From 2012 - 2020

Education & Training

Ratings & Reviews

General Payments

Biography

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