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Home > CA Providers > Obstetricians & Gynecologists: OB-GYNs

Dr. John Charles Pfeffer, MD

Accepting New Patients

(1 Rating)

Specializes in: Obstetrics & Gynecology

University of Iowa, Carver College of Medicine (1977)

1541 Florida Avenue Suite 304
Modesto, CA 95350

(209) 577-3388

Dr. John Charles Pfeffer, MD is an obstetrician and gynecologist in Modesto, CA specializing in obstetrics & gynecology. He graduated from University of Iowa, Carver College of Medicine in 1977 and has 48 years of experience. Dr. John Charles Pfeffer, MD is affiliated with Hill Physicians and FIRST CHOICE PHYSICIAN PARTNERS.

Office Locations

Address:

1541 Florida Avenue Suite 304
Modesto, CA 95350

breast exam	78
cytology	17
doctor visit	197
gynecologic pathology	17
gynecologic procedures	78
pelvic imaging	34
preventive care	17
ultrasound (sonogram)	34
women's imaging	16

**Ethnicity**
Non-Hispanic White	192
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	111
From 75 to 84	73
85 and over	12
Less than 65	20

Hypertension	60
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	19
Depression	12
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	29
Dementia	0
Cancer	9

breast exam	76
cytology	13
doctor visit	150
gynecologic pathology	13
gynecologic procedures	76
lab tests	15
pelvic imaging	11
preventive care	13
ultrasound (sonogram)	11

**Ethnicity**
Non-Hispanic White	188
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	65
85 and over	13
Less than 65	24

Hypertension	54
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	18
Depression	13
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	27
Dementia	0
Cancer	11

breast exam	71
cytology	18
doctor visit	156
gynecologic pathology	18
gynecologic procedures	71
pelvic surgery	10
preventive care	18
reconstructive surgery	10

**Ethnicity**
Non-Hispanic White	368
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	118
85 and over	24
Less than 65	44

Hypertension	53
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	16
Depression	13
Chronic Kidney Disease	18
Asthma	5
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	31
Dementia	0
Cancer	13

breast exam	87
cytology	10
doctor visit	223
gynecologic pathology	10
gynecologic procedures	87
lab tests	11
pelvic imaging	35
preventive care	10
ultrasound (sonogram)	35
women's imaging	15

**Ethnicity**
Non-Hispanic White	215
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	69
85 and over	0
Less than 65	0

Hypertension	56
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	17
Depression	18
Chronic Kidney Disease	17
Asthma	9
Osteoperosis	12
Atrial Fibrilation	5
Heart Failure	5
Chronic Obstructive Pulmonary Disease	5
Diabetes	24
Dementia	0
Cancer	9

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	72
85 and over	0
Less than 65	0

Hypertension	60
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	20
Depression	18
Chronic Kidney Disease	19
Asthma	10
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	4
Chronic Obstructive Pulmonary Disease	8
Diabetes	25
Dementia	0
Cancer	10

breast exam	89
cytology	18
doctor visit	209
gynecologic pathology	18
gynecologic procedures	89
pelvic imaging	64
preventive care	18
ultrasound (sonogram)	64
women's imaging	31

**Ethnicity**
Non-Hispanic White	214
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	145
From 75 to 84	55
85 and over	11
Less than 65	24

Hypertension	52
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	19
Depression	16
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	13
Atrial Fibrilation	6
Heart Failure	5
Chronic Obstructive Pulmonary Disease	6
Diabetes	25
Dementia	0
Cancer	6

breast exam	107
cytology	21
doctor visit	189
gynecologic pathology	21
gynecologic procedures	107
pelvic imaging	26
preventive care	21
ultrasound (sonogram)	26
women's imaging	12

**Ethnicity**
Non-Hispanic White	205
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	51
85 and over	0
Less than 65	0

Hypertension	53
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	14
Depression	19
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	5
Chronic Obstructive Pulmonary Disease	6
Diabetes	22
Dementia	0
Cancer	9

breast exam	103
cytology	33
doctor visit	220
gynecologic pathology	33
gynecologic procedures	103
lab tests	13
preventive care	33

**Ethnicity**
Non-Hispanic White	244
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	57
85 and over	12
Less than 65	16

Hypertension	47
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	21
Depression	13
Chronic Kidney Disease	15
Asthma	8
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	8
Diabetes	18
Dementia	4
Cancer	9

breast exam	70
cytology	26
doctor visit	144
gynecologic pathology	26
gynecologic procedures	70
pelvic imaging	31
preventive care	26
ultrasound (sonogram)	31
women's imaging	15

**Ethnicity**
Non-Hispanic White	166
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	46
85 and over	0
Less than 65	0

Hypertension	51
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	19
Depression	17
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	12
Atrial Fibrilation	6
Heart Failure	0
Chronic Obstructive Pulmonary Disease	7
Diabetes	18
Dementia	0
Cancer	12

breast exam	65
cytology	30
doctor visit	185
gynecologic pathology	30
gynecologic procedures	65
lab tests	19
preventive care	30

**Ethnicity**
Non-Hispanic White	165
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	53
85 and over	11
Less than 65	15

Hypertension	68
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	12
Depression	17
Chronic Kidney Disease	14
Asthma	9
Osteoperosis	15
Atrial Fibrilation	13
Heart Failure	8
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Dementia	0
Cancer	14

Average Medicare Procedure Volume From 2013 - 2022

Volume of procedures performed by Dr. John Charles Pfeffer, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Charles Pfeffer, MD treated as an obstetrician and gynecologist in Modesto, CA were breast exam, gynecologic procedures, ultrasound (sonogram) and pelvic imaging.

breast exam	82
cytology	21
doctor visit	193
gynecologic pathology	21
gynecologic procedures	82
lab tests	14
pelvic imaging	35
pelvic surgery	10
preventive care	21
reconstructive surgery	10
ultrasound (sonogram)	35
women's imaging	18

Average Medicare Patient Data From 2013 - 2022

Information about Medicare patients treated by Dr. John Charles Pfeffer, MD.

**Gender**
Male	0
Female	226

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	217
Native American / Alaskan Native	0
Hispanic	3
Other	0

**Age**
75 to 84	65
85 and over	8
Less than 65	14
65 to 74	146

Average of Total of Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD From 2013 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John Charles Pfeffer, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	55
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	17
Depression	15
Chronic Kidney Disease	17
Asthma	7
Osteoporosis	11
Heart Failure	5
Chronic Obstructive Pulmonary Disease	6
Diabetes	23
Atrial Fibrillation	5
Cancer	10
Dementia	0

Education & Training

Dr. John Charles Pfeffer, MD graduated from University of Iowa, Carver College of Medicine in 1977. He has a state license in California.

Medical School: University of Iowa, Carver College of Medicine (1977)

Licensed In: California

Affiliations & Hospitals

Dr. John Charles Pfeffer, MD is associated with these hospitals and organizations:

Hill Physicians

FIRST CHOICE PHYSICIAN PARTNERS

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. John Charles Pfeffer, MD appears to accept the following insurance providers: Cigna, Aetna and Central Health.

Insurance Accepted by Provider includes:

According to our sources, Dr. John Charles Pfeffer, MD accepts the following insurance providers:

Cigna

Aetna

Central Health

Ratings & Reviews

Dr. John Charles Pfeffer, 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 Charles Pfeffer, MD from all over the web to help you find the right in Modesto, CA.

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$74,877 Da Vinci Surgical System $66,877	DA VINCI SP $8,000
Intuitive Surgical Operations, Inc.	$1,000 Da Vinci Surgical System $1,000
Astellas Pharma US Inc	$541 Myrbetriq $227	Veozah $118	Vesicare $97	$99
AbbVie Inc.	$482 ORIAHNN $230	LO LOESTRIN FE $211	Orilissa $21	$21
Pfizer Inc.	$347 DUAVEE $118	ESTRING $66	COLOGUARD $42	MYFEMBREE $35	COLOGUARD DNA CAPTURE REAGENTS $32	Other $55
Other	$3,748 Makena $217	LYNPARZA $204	Orilissa $183	Lupron $126	ANNOVERA $124	Other $2,895

**Types of Payments**
Education	$53,350
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$16,000
Food and Beverage	$9,462
Travel and Lodging	$2,184

Biography

Dr. John Pfeffer practices obstetrics & gynecology. His areas of expertise include the following: menopause, vaginal prolapse, and pain. Dr. Pfeffer seems to honor Cigna and Aetna insurance. He attended the University of Iowa, Carver College of Medicine and then went on to complete his residency at a hospital affiliated with the University of Minnesota. He speaks Spanish. His professional affiliations include Memorial Medical Center, Modesto and Hill Physicians. Doctor.com reports that Dr. Pfeffer is accepting new patients at his office in Modesto, CA.

Select Year:

Dr. John Charles Pfeffer, MD

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD in 2022

Average Medicare Procedure Volume From 2013 - 2022

Average Medicare Patient Data From 2013 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. John Charles Pfeffer, MD From 2013 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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