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Dr. John W. Park, MD, Breast Medical Oncology

Accepting New Patients

(Dr. John W. Park, MD)

(366 Ratings)

Specializes in: General Practice and Medical Oncology

Stanford University School of Medicine

Professional interests include: breast cancer

1825 4th Street Floor 3
San Francisco, CA 94143

(415) 353-7070

Dr. John W. Park, MD, Breast Medical Oncology is a general practitioner in San Francisco, CA specializing in general practice and medical oncology. He graduated from Stanford University School of Medicine. Dr. John W. Park, MD, Breast Medical Oncology is affiliated with UCSF Health, Hill Physicians and Breast Care Center.

Office Locations

1825 4th Street Floor 3
San Francisco, CA 94143

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1825 Fourth Street Third Floor UCSF Carol Franc Buck Breast Care Center
San Francisco, CA 94158

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Hill Physicians

1600 Divisadero Street Suite 2
San Francisco, CA 94115

(415) 353-7070

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In The News

“Dr. John Park, attending medical oncologist at UCSF, said the hypothesis is a reasonable theory to test, but that he would have difficulty recommending it to his breast cancer patients given the...”—"Insurer said no, so cancer patient pays for experimental treatment", SFGATE, February 2012

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	123

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	139

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	43
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2013

Hypertension	46
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	130

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	48
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	36
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2014

Hypertension	51
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	18
Depression	17
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	22
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	154

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Gender**
Male	0
Female	152

**Ethnicity**
Non-Hispanic White	126
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	46
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2015

Hypertension	36
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	14
Depression	17
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	14
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	196

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	65
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	43
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2016

Hypertension	45
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	14
Depression	20
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	16
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	120

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	64
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	46
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2017

Hypertension	54
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	19
Depression	23
Chronic Kidney Disease	14
Asthma	0
Osteoperosis	17
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	13
Diabetes	17
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	216

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

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

**Age**
From 65 to 74	55
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2018

Hypertension	51
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	24
Depression	17
Chronic Kidney Disease	14
Asthma	0
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	235

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	79
Black	0
Hispanic	0
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	33
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2019

Hypertension	56
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	23
Depression	26
Chronic Kidney Disease	22
Asthma	0
Osteoperosis	21
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	26
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	245

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	83
Black	0
Hispanic	0
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	39
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2020

Hypertension	53
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	15
Depression	28
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	20
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	0
Diabetes	31
Dementia	12
Cancer	75

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	320

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	111
Black	0
Hispanic	0
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	49
85 and over	15
Less than 65	12

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2021

Hypertension	45
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	20
Depression	21
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	24
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	0
Diabetes	21
Dementia	7
Cancer	75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	339

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Ethnicity**
Non-Hispanic White	110
Black	0
Hispanic	0
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	48
85 and over	15
Less than 65	14

Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology in 2022

Hypertension	52
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	10
Depression	28
Chronic Kidney Disease	8
Asthma	10
Osteoperosis	25
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John W. Park, MD, Breast Medical Oncology for Medicare patients.

doctor visit	201

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology.

**Gender**
Male	0
Female	13

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	8
Non-Hispanic White	72
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	26
85 and over	2
Less than 65	2
65 to 74	51

Average of Total of Conditions of Medicare patients treated by Dr. John W. Park, MD, Breast Medical Oncology From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John W. Park, MD, Breast Medical Oncology treated were cancer, hypertension, high cholesterol and depression.

Hypertension	44
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	14
Depression	17
Chronic Kidney Disease	10
Asthma	0
Osteoporosis	14
Heart Failure	4
Chronic Obstructive Pulmonary Disease	2
Diabetes	16
Atrial Fibrillation	0
Dementia	1
Cancer	68

Education & Training

Dr. John W. Park, MD, Breast Medical Oncology graduated from Stanford University School of Medicine. He completed residency at University of California, Los Angeles (UCLA) Affiliated Hospitals. He is certified by the American Board of Internal Med/Medical Oncology, Medical Oncology and has a state license in California.

Medical School: Stanford University School of Medicine

Residency: University of California, Los Angeles (UCLA) Affiliated Hospitals

Board Certification: American Board of Internal Med/Medical Oncology, Medical Oncology

Licensed In: California

Affiliations & Hospitals

Dr. John W. Park, MD, Breast Medical Oncology is associated with these hospitals and organizations:

UCSF Health

Hill Physicians

Breast Care Center

Ratings & Reviews

Dr. John W. Park, MD, Breast Medical Oncology has an exceptional overall rating with an average of 4.92 out of 5 stars based on 366 ratings. We collect ratings and reviews of Dr. John W. Park, MD, Breast Medical Oncology from all over the web to help you find the right in San Francisco, CA.

4.92

Overall Rating

(366 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2025-04-02

Patient verified via Press Ganey

Dr. Park is very knowledgeable, professional, and care for the patient. He clarified all my concerns and questions very well.

Overall Rating: 5.0 2025-05-29

Patient verified via Press Ganey

I am very confident in Dr Park.

Overall Rating: 5.0 2025-07-26

Patient verified via Press Ganey

Very good experience

General Payments

These charts describe general payments received by Dr. John W. Park, MD, Breast Medical Oncology. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Genentech USA, Inc.	$318,400 Kadcyla $106,856	Perjeta $84,223	Phesgo $47,434	TECENTRIQ $20,632	Avastin $64	Other $59,191
Pfizer Inc.	$143,875 IBRANCE $143,875
AstraZeneca Pharmaceuticals LP	$113,189 Enhertu $113,156	$32
Daiichi Sankyo Inc.	$72,904 Enhertu $72,904
Gilead Sciences, Inc.	$57,268 Trodelvy $57,256	$12
Other	$5,144 Trodelvy $4,525	NATRELLE SALINE-FILLED BREAST IMPLANTS $148	No Product $108	Octrode SCS Leads $104	KEYTRUDA $100	Other $159

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$575,883
Travel and Lodging	$101,446
Consulting Fee	$18,452
Food and Beverage	$14,954
Education	$44

Biography

Dr. John Park's areas of specialization are general practice and medical oncology; he sees patients in San Francisco, CA. He has a special interest in breast cancer. Dr. Park's professional affiliations include UCSF Medical Group and Hill Physicians. He is a graduate of Stanford University School of Medicine. He trained at a hospital affiliated with the University of California, Los Angeles (UCLA) for residency. Patients rated Dr. Park highly, giving him an average of 5.0 stars (out of 5). He has an open panel in San Francisco, CA according to Doctor.com.