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Home > WA Providers > Urologists

Dr. John B. Bak, MD

Accepting New Patients

(262 Ratings)

Specializes in: Urology (Urinary Tract Disease)

Georgetown University School of Medicine

11307 Bridgeport Way SW Suite 217
Lakewood, WA 98499

(253) 985-6134

Dr. John B. Bak, MD is an urologist in Lakewood, WA specializing in urology (urinary tract disease). He graduated from Georgetown University School of Medicine. Dr. John B. Bak, MD is affiliated with Virginia Mason Franciscan Health.

Office Locations

11307 Bridgeport Way SW Suite 217
Lakewood, WA 98499

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. John B. Bak, MD in 2023

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

Top 25%

By Volume:

diagnostic endoscopy

minimally invasive procedures

In 2012, Dr. John B. Bak, MD performed more diagnostic endoscopy, and minimally invasive procedures procedures for Medicare patients than 75% of providers in related specialties within Washington.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2012 were urologic procedures, minimally invasive procedures, lab tests and suprapubic catheter replacement.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	12
catheterization	42
diagnostic procedures	16
doctor visit	1089
hormone therapy	80
hospital care	29
inpatient care	29
lab tests	190
laser treatment	15
lithotripsy (stone fragmentation)	27
minimally invasive procedures	280
minor procedures	16
potassium test	17
stent placement (stenting)	38
suprapubic catheter replacement	83
urologic procedures	392

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2013 were urologic procedures, lab tests, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

catheterization	76
diagnostic procedures	16
doctor visit	1150
hormone therapy	69
hospital care	69
inpatient care	69
lab tests	191
minimally invasive procedures	173
minor procedures	16
potassium test	15
stent placement (stenting)	12
urologic procedures	345

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	562
Female	170

**Ethnicity**
Non-Hispanic White	593
Black	44
Hispanic	21
Asian	54
Other	0
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	230
85 and over	115
Less than 65	103

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2013

Hypertension	68
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	38
Depression	20
Chronic Kidney Disease	34
Asthma	6
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	13
Cancer	20

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2014 were urologic procedures, lab tests, minimally invasive procedures and inpatient care.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

abdominal imaging	13
ablation	13
biological response modifier (BRM) therapy	50
catheterization	60
chemotherapy	50
diagnostic procedures	12
doctor visit	1056
foreign body removal	13
hormone therapy	40
hospital care	133
inpatient care	133
lab tests	375
minimally invasive procedures	209
minor procedures	12
potassium test	11
stent placement (stenting)	16
suprapubic catheter replacement	28
ultrasound (sonogram)	13
urologic procedures	441

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	524
Female	184

**Ethnicity**
Non-Hispanic White	559
Black	58
Hispanic	19
Asian	57
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	225
85 and over	117
Less than 65	104

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2014

Hypertension	67
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	39
Depression	19
Chronic Kidney Disease	34
Asthma	5
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	23
Chronic Obstructive Pulmonary Disease	18
Diabetes	35
Dementia	13
Cancer	22

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2015 were urologic procedures, lab tests, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	25
catheterization	68
cryotherapy	11
diagnostic procedures	14
doctor visit	1060
foreign body removal	13
hormone therapy	67
hospital care	59
inpatient care	59
lab tests	352
laser treatment	23
lithotripsy (stone fragmentation)	25
minimally invasive procedures	227
minor procedures	14
stent placement (stenting)	34
urologic procedures	454

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	1062
Female	352

**Ethnicity**
Non-Hispanic White	1110
Black	106
Hispanic	38
Asian	134
Other	0
Native American	0

**Age**
From 65 to 74	530
From 75 to 84	494
85 and over	216
Less than 65	174

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2015

Hypertension	71
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	38
Depression	22
Chronic Kidney Disease	38
Asthma	14
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	39
Dementia	13
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2016 were urologic procedures, lab tests, minimally invasive procedures and inpatient care.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	29
catheterization	69
diagnostic procedures	20
doctor visit	1056
hormone therapy	42
hospital care	75
inpatient care	75
lab tests	338
lithotripsy (stone fragmentation)	11
minimally invasive procedures	210
minor procedures	20
potassium test	17
stent placement (stenting)	17
urologic procedures	460

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	585
Female	162

**Ethnicity**
Non-Hispanic White	570
Black	63
Hispanic	23
Asian	66
Other	0
Native American	0

**Age**
From 65 to 74	295
From 75 to 84	231
85 and over	125
Less than 65	96

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2016

Hypertension	71
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	38
Depression	22
Chronic Kidney Disease	40
Asthma	21
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	14
Cancer	22

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2017 were lab tests, urologic procedures, minimally invasive procedures and inpatient care.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	27
catheterization	36
cryotherapy	11
diagnostic procedures	14
doctor visit	853
hormone therapy	44
hospital care	96
inpatient care	96
lab tests	306
laser treatment	11
minimally invasive procedures	157
minor procedures	14
potassium test	18
urologic procedures	299

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	478
Female	159

**Ethnicity**
Non-Hispanic White	500
Black	41
Hispanic	25
Asian	49
Other	0
Native American	0

**Age**
From 65 to 74	245
From 75 to 84	210
85 and over	102
Less than 65	80

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2017

Hypertension	71
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	35
Depression	22
Chronic Kidney Disease	46
Asthma	6
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	18
Diabetes	38
Dementia	13
Cancer	20

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2018 were urologic procedures, lab tests, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	31
catheterization	38
cryotherapy	12
diagnostic procedures	13
doctor visit	870
foreign body removal	17
hormone therapy	58
hospital care	50
inpatient care	50
lab tests	347
laser treatment	30
lithotripsy (stone fragmentation)	18
minimally invasive procedures	252
minor procedures	13
potassium test	15
stent placement (stenting)	33
urologic procedures	425

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	489
Female	143

**Ethnicity**
Non-Hispanic White	489
Black	50
Hispanic	26
Asian	46
Other	0
Native American	0

**Age**
From 65 to 74	239
From 75 to 84	213
85 and over	101
Less than 65	79

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2018

Hypertension	70
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	35
Depression	20
Chronic Kidney Disease	44
Asthma	6
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	17
Diabetes	37
Dementia	12
Cancer	20

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2019 were urologic procedures, lab tests, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	13
catheterization	36
diagnostic procedures	13
doctor visit	925
foreign body removal	20
hormone therapy	80
hospital care	59
inpatient care	59
lab tests	334
laser treatment	14
lithotripsy (stone fragmentation)	14
minimally invasive procedures	240
minor procedures	13
stent placement (stenting)	36
urologic procedures	450

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	484
Female	134

**Ethnicity**
Non-Hispanic White	477
Black	55
Hispanic	20
Asian	44
Other	0
Native American	0

**Age**
From 65 to 74	253
From 75 to 84	212
85 and over	95
Less than 65	58

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2019

Hypertension	68
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	36
Depression	22
Chronic Kidney Disease	45
Asthma	6
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	18
Diabetes	36
Dementia	11
Cancer	24

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2020 were urologic procedures, lab tests, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	11
catheterization	43
diagnostic procedures	20
doctor visit	635
hormone therapy	53
hospital care	45
inpatient care	45
lab tests	229
minimally invasive procedures	153
minor procedures	20
urologic procedures	322

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	442
Female	108

**Ethnicity**
Non-Hispanic White	427
Black	46
Hispanic	21
Asian	40
Other	0
Native American	0

**Age**
From 65 to 74	227
From 75 to 84	193
85 and over	86
Less than 65	44

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2020

Hypertension	69
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	37
Depression	23
Chronic Kidney Disease	45
Asthma	7
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	33
Dementia	13
Cancer	27

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2021 were urologic procedures, lab tests, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	11
catheterization	55
diagnostic procedures	14
doctor visit	725
hormone therapy	56
hospital care	52
inpatient care	52
lab tests	262
laser treatment	13
lithotripsy (stone fragmentation)	13
minimally invasive procedures	181
minor procedures	14
stent placement (stenting)	29
urologic procedures	341

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	472
Female	114

**Ethnicity**
Non-Hispanic White	460
Black	46
Hispanic	0
Asian	35
Other	24
Native American	0

**Age**
From 65 to 74	224
From 75 to 84	224
85 and over	95
Less than 65	43

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2021

Hypertension	67
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	48
Asthma	7
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	18
Diabetes	35
Dementia	13
Cancer	25

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA during 2022 were urologic procedures, lab tests, minimally invasive procedures and inpatient care.

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

ablation	11
catheterization	41
diagnostic procedures	26
doctor visit	701
foreign body removal	19
hormone therapy	54
hospital care	76
inpatient care	76
lab tests	257
laser treatment	18
lithotripsy (stone fragmentation)	18
minimally invasive procedures	218
minor procedures	26
stent placement (stenting)	33
urologic procedures	372

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	457
Female	100

**Ethnicity**
Non-Hispanic White	442
Black	33
Hispanic	0
Asian	33
Other	26
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	225
85 and over	92
Less than 65	34

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	37
Depression	17
Chronic Kidney Disease	35
Asthma	8
Osteoperosis	8
Atrial Fibrilation	25
Heart Failure	26
Chronic Obstructive Pulmonary Disease	20
Diabetes	37
Dementia	9
Cancer	35

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John B. Bak, MD for Medicare patients.

The highest averages for the top procedures that Dr. John B. Bak, MD treated as an urologist in Lakewood, WA were urologic procedures, lab tests, minimally invasive procedures and inpatient care.

abdominal imaging	13
ablation	18
biological response modifier (BRM) therapy	50
catheterization	51
chemotherapy	50
cryotherapy	11
diagnostic procedures	16
doctor visit	920
foreign body removal	16
hormone therapy	58
hospital care	67
inpatient care	67
lab tests	289
laser treatment	17
lithotripsy (stone fragmentation)	18
minimally invasive procedures	209
minor procedures	16
potassium test	15
stent placement (stenting)	27
ultrasound (sonogram)	13
urologic procedures	391

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John B. Bak, MD.

**Gender**
Male	505
Female	147

**Ethnicity**
Black / African American	49
Asian / Pacific Islander	50
Non-Hispanic White	511
Native American / Alaskan Native	0
Hispanic	17
Other	4

**Age**
75 to 84	223
85 and over	104
Less than 65	74
65 to 74	251

Average of Total of Conditions of Medicare patients treated by Dr. John B. Bak, MD From 2012 - 2022

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

Hypertension	63
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	33
Depression	18
Chronic Kidney Disease	37
Asthma	7
Osteoporosis	5
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Atrial Fibrillation	13
Dementia	11
Cancer	21

Education & Training

Dr. John B. Bak, MD graduated from Georgetown University School of Medicine. He completed residency at SUNY Upstate Medical University Affiliated Hospitals. He is certified by the American Board of Urology and has a state license in Washington.

Medical School: Georgetown University School of Medicine

Residency: SUNY Upstate Medical University Affiliated Hospitals

Board Certification: American Board of Urology

Licensed In: Washington

Affiliations & Hospitals

Dr. John B. Bak, MD is associated with these hospitals and organizations:

Virginia Mason Franciscan Health

Ratings & Reviews

Dr. John B. Bak, MD has an exceptional overall rating with an average of 4.81 out of 5 stars based on 262 ratings. We collect ratings and reviews of Dr. John B. Bak, MD from all over the web to help you find the right in Lakewood, WA.

4.81

Overall Rating

(262 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2025-01-22

Patient verified via Press Ganey

Dr Bak is very knowledgeable experienced and treated me with respect and gave me excellent patient care Thank you!!!

Overall Rating: 4.0 2024-07-11

Patient verified via Press Ganey

Dr. Bak explained how several of my problems were associated. I had no idea of that stuff previously.

Overall Rating: 5.0 2025-06-27

Patient verified via Press Ganey

I would be happy to give good recommendations about Dr Bak and his practice.

Overall Rating: 5.0 2024-03-16

Patient verified via Press Ganey

Dr Bak as been amazing and kind and caring to me - for many years!!

Overall Rating: 5.0 2024-06-18

Patient verified via Press Ganey

Exalent service team

Overall Rating: 5.0 2024-08-09

Patient verified via Press Ganey

Dr. Bak was great.

General Payments

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

**Payments by Company**
Coloplast Corp	$1,359 TITAN $1,191	PENILE RECONSTRUCTION $70	ALTIS $55	MALE INCONTINENCE $27	CONTINENCE CARE $16
Astellas Pharma US Inc	$246 XTANDI $75	Myrbetriq $54	Vesicare $32	$85
Rochester Medical Corporation	$137 Urology $112	$24
Janssen Products, LP	$100 PROCRIT $100
Merck Sharp & Dohme Corporation	$85 KEYTRUDA $85
Other	$472 ZYTIGA $57	XTANDI $51	FIRMAGON $47	RAPAFLO $47	ANDRODERM $28	Other $242

**Types of Payments**
Food and Beverage	$1,035
Education	$849
Travel and Lodging	$515

Biography

Dr. John Bak practices urology (urinary tract disease) in Lakewood, WA. Dr. Bak's average rating from his patients is 5.0 stars (out of 5). He is professionally affiliated with Franciscan Medical Group and Virginia Mason Franciscan Health. His practice in Lakewood, WA is open to new patients as reported by Doctor.com. He attended Georgetown University School of Medicine and subsequently trained at a hospital affiliated with SUNY Upstate Medical University for residency. He speaks Korean.

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Dr. John B. Bak, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John B. Bak, MD in 2023

By Volume:

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 B. Bak, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Bak, 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. John B. Bak, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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