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Dr. Philip Andrew Knorr, MD

Accepting New Patients

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Specializes in: Urology (Urinary Tract Disease)

University of Nebraska College of Medicine

108 Green Valley Boulevard
Freedom, CA 95019

(831) 319-4194

Dr. Philip Andrew Knorr, MD is an urologist in Freedom, CA specializing in urology (urinary tract disease). He graduated from University of Nebraska College of Medicine. Dr. Philip Andrew Knorr, MD is affiliated with Dignity Health and DHMN - Santa Cruz DHMN - Ventura.

Office Locations

DHMN - Santa Cruz DHMN - Ventura

108 Green Valley Boulevard
Freedom, CA 95019

(831) 319-4194

(831) 319-4198

open_in_new

160 Green Valley Road Suite 203
Freedom, CA 95019

(831) 728-4227

(831) 728-0410

open_in_new

DHMN - Santa Cruz DHMN - Ventura

1820 Main Street
Watsonville, CA 95076

(831) 728-4227

(831) 728-0410

open_in_new

In The News

“The board issued its reprimand last week against Dr. Philip Knorr of Monterey Bay Urology Associates in Freedom.”—"Calif doctor reprimanded for bad prescription", The San Diego Union-Tribune, December 2009

Noteworthy Medicare Patient Procedures Performed by Dr. Philip Andrew Knorr, MD in 2023

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

Top 10%

By Affordability:

transabdominal ultrasound

In 2023, Dr. Philip Andrew Knorr, MD had a list price for transabdominal ultrasound that was lower than the list prices billed to Medicare by 90% of providers in related specialties within California. 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 Affordability:

In 2012, Dr. Philip Andrew Knorr, MD had a list price for cystoscopy, lab tests, urinalysis, and urine tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within California. 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. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2012 were lab tests, ultrasound (sonogram), pelvic imaging and minimally invasive procedures.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	15
diagnostic procedures	19
doctor visit	1329
hormone therapy	184
hospital care	47
injections	137
inpatient care	47
lab tests	972
laser treatment	15
minimally invasive procedures	249
minor procedures	19
neurostimulation	128
pelvic imaging	249
potassium test	63
ultrasound (sonogram)	249
urologic procedures	184

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2013 were lab tests, ultrasound (sonogram), pelvic imaging and minimally invasive procedures.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

catheterization	33
doctor visit	1325
hormone therapy	168
hospital care	39
injections	112
inpatient care	39
lab tests	882
minimally invasive procedures	243
neurostimulation	165
pelvic imaging	256
potassium test	74
ultrasound (sonogram)	256
urologic procedures	185

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	543
Female	179

**Ethnicity**
Non-Hispanic White	390
Black	0
Hispanic	287
Asian	31
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	235
85 and over	124
Less than 65	93

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2013

Hypertension	71
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	38
Depression	15
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	10
Diabetes	36
Dementia	9
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2014 were lab tests, ultrasound (sonogram), pelvic imaging and hormone therapy.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	21
catheterization	37
diagnostic procedures	11
doctor visit	1528
hormone therapy	253
hospital care	38
injections	186
inpatient care	38
lab tests	1156
laser treatment	21
minimally invasive procedures	207
minor procedures	11
neurostimulation	78
pelvic imaging	270
potassium test	83
ultrasound (sonogram)	270
urologic procedures	249

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	678
Female	196

**Ethnicity**
Non-Hispanic White	419
Black	0
Hispanic	403
Asian	33
Other	0
Native American	0

**Age**
From 65 to 74	337
From 75 to 84	281
85 and over	138
Less than 65	118

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2014

Hypertension	71
High Cholesterol	57
Stroke	8
Ischemic Heart Disease	39
Depression	15
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	10
Diabetes	38
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2015 were hormone therapy, injections, lab tests and ultrasound (sonogram).

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	14
anorectal procedures	16
catheterization	36
diagnostic procedures	29
doctor visit	1357
hormone therapy	21432
hospital care	59
injections	21356
inpatient care	59
lab tests	923
laser treatment	14
minimally invasive procedures	186
minor procedures	13
neurostimulation	77
pelvic imaging	324
potassium test	85
ultrasound (sonogram)	324
urologic procedures	246

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	1258
Female	340

**Ethnicity**
Non-Hispanic White	800
Black	0
Hispanic	714
Asian	44
Other	0
Native American	0

**Age**
From 65 to 74	650
From 75 to 84	484
85 and over	260
Less than 65	204

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2015

Hypertension	70
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	39
Depression	17
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	24
Chronic Obstructive Pulmonary Disease	12
Diabetes	40
Dementia	10
Cancer	21

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2016 were lab tests, urologic procedures, ultrasound (sonogram) and pelvic imaging.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	25
catheterization	68
diagnostic procedures	11
doctor visit	1385
hormone therapy	75
hospital care	55
inpatient care	55
lab tests	905
laser treatment	25
lithotripsy (stone fragmentation)	13
minimally invasive procedures	118
minor procedures	11
pelvic imaging	193
potassium test	77
ultrasound (sonogram)	193
urologic procedures	263

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	577
Female	125

**Ethnicity**
Non-Hispanic White	334
Black	0
Hispanic	340
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	295
From 75 to 84	206
85 and over	107
Less than 65	94

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2016

Hypertension	69
High Cholesterol	55
Stroke	7
Ischemic Heart Disease	31
Depression	16
Chronic Kidney Disease	32
Asthma	15
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	12
Diabetes	39
Dementia	11
Cancer	20

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2017 were lab tests, urologic procedures, minimally invasive procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	14
catheterization	46
diagnostic procedures	18
doctor visit	1430
hormone therapy	66
hospital care	31
inpatient care	31
lab tests	870
laser treatment	14
minimally invasive procedures	117
minor procedures	18
pelvic imaging	112
potassium test	42
ultrasound (sonogram)	112
urologic procedures	205

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	577
Female	127

**Ethnicity**
Non-Hispanic White	322
Black	0
Hispanic	344
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	299
From 75 to 84	235
85 and over	100
Less than 65	70

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2017

Hypertension	69
High Cholesterol	48
Stroke	6
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	34
Asthma	6
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	41
Dementia	11
Cancer	20

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2018 were lab tests, urologic procedures, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	16
catheterization	32
diagnostic procedures	17
doctor visit	1285
hormone therapy	75
lab tests	612
laser treatment	16
minimally invasive procedures	107
minor procedures	17
pelvic imaging	57
potassium test	44
ultrasound (sonogram)	57
urologic procedures	183

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	521
Female	93

**Ethnicity**
Non-Hispanic White	289
Black	0
Hispanic	290
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	273
From 75 to 84	196
85 and over	87
Less than 65	58

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2018

Hypertension	69
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	31
Asthma	4
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	10
Diabetes	40
Dementia	11
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2019 were lab tests, urologic procedures, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

diagnostic procedures	11
doctor visit	1116
hormone therapy	66
lab tests	803
minimally invasive procedures	70
minor procedures	11
pelvic imaging	56
potassium test	30
ultrasound (sonogram)	56
urologic procedures	100

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	513
Female	89

**Ethnicity**
Non-Hispanic White	251
Black	0
Hispanic	316
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	185
85 and over	80
Less than 65	55

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2019

Hypertension	70
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	9
Diabetes	38
Dementia	12
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2020 were lab tests, urologic procedures, minimally invasive procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

ablation	14
catheterization	29
doctor visit	940
hormone therapy	52
lab tests	687
minimally invasive procedures	70
pelvic imaging	54
potassium test	26
ultrasound (sonogram)	54
urologic procedures	125

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	419
Female	91

**Ethnicity**
Non-Hispanic White	204
Black	0
Hispanic	274
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	153
85 and over	67
Less than 65	47

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2020

Hypertension	70
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	31
Asthma	5
Osteoperosis	5
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	40
Dementia	12
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2021 were lab tests, urologic procedures, ultrasound (sonogram) and pelvic imaging.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

catheterization	28
doctor visit	1070
hormone therapy	56
lab tests	689
minimally invasive procedures	43
pelvic imaging	67
potassium test	21
ultrasound (sonogram)	67
urologic procedures	92

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	455
Female	98

**Ethnicity**
Non-Hispanic White	220
Black	0
Hispanic	297
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	263
From 75 to 84	179
85 and over	70
Less than 65	41

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2021

Hypertension	71
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	35
Asthma	6
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	6
Diabetes	39
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA during 2022 were lab tests, urologic procedures, ultrasound (sonogram) and pelvic imaging.

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

doctor visit	948
hormone therapy	51
lab tests	679
minimally invasive procedures	58
pelvic imaging	65
potassium test	16
ultrasound (sonogram)	65
urologic procedures	74

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	439
Female	104

**Ethnicity**
Non-Hispanic White	208
Black	0
Hispanic	303
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	249
From 75 to 84	163
85 and over	86
Less than 65	45

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	21
Depression	15
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	40
Dementia	7
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Philip Andrew Knorr, MD for Medicare patients.

The highest averages for the top procedures that Dr. Philip Andrew Knorr, MD treated as an urologist in Freedom, CA were injections, hormone therapy, lab tests and urologic procedures.

ablation	17
anorectal procedures	16
catheterization	38
diagnostic procedures	16
doctor visit	1246
hormone therapy	2043
hospital care	44
injections	5447
inpatient care	44
lab tests	834
laser treatment	17
lithotripsy (stone fragmentation)	13
minimally invasive procedures	133
minor procedures	14
neurostimulation	112
pelvic imaging	154
potassium test	51
ultrasound (sonogram)	154
urologic procedures	173

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Philip Andrew Knorr, MD.

**Gender**
Male	543
Female	131

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	10
Non-Hispanic White	312
Native American / Alaskan Native	0
Hispanic	324
Other	9

**Age**
75 to 84	210
85 and over	101
Less than 65	75
65 to 74	287

Average of Total of Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD From 2012 - 2022

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

Hypertension	64
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	28
Depression	14
Chronic Kidney Disease	26
Asthma	6
Osteoporosis	5
Heart Failure	16
Chronic Obstructive Pulmonary Disease	8
Diabetes	35
Atrial Fibrillation	11
Cancer	17
Dementia	9

Education & Training

Dr. Philip Andrew Knorr, MD graduated from University of Nebraska College of Medicine. He is certified by the Urology and has a state license in California.

Medical School: University of Nebraska College of Medicine

Board Certification: Urology

Licensed In: California

Affiliations & Hospitals

Dr. Philip Andrew Knorr, MD is associated with these hospitals and organizations:

Dignity Health

DHMN - Santa Cruz DHMN - Ventura

Ratings & Reviews

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General Payments

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

**Payments by Company**
West Coast Cryotherapy LP	$27,230 Cryo Probe $27,230
Astellas Pharma US Inc	$996 Myrbetriq $525	XTANDI $122	Vesicare $100	$250
Cogentix Medical Inc.	$274 EndoSheath $274
American Medical Systems Inc.	$255 GreenLight Laser Therapy $130	MONARC $125
Boston Scientific Corporation	$131 LITHOVUE $33	Greenlight $26	LYNX SUPRAPUBIC MID-URETHRAL SLING SYSTEM $26	AMS 700 $24	GENERAL BPH $22
Other	$693 Macroplastique $87	Uribel $73	XTANDI $63	Cryo Probe $52	VIAGRA $47	Other $371

**Types of Payments**
Current or prospective ownership or investment interest	$27,230
Food and Beverage	$2,085
Education	$264

Ownership and Interest Payments

This table describes ownership payments received by Dr. Philip Andrew Knorr, MD.

West Coast Cryotherapy LP	2014	$16,090.00	Physician Covered Recipient	Limited Partner Interest
West Coast Cryotherapy LP	2015	$0.00	Physician Covered Recipient	Limited Partner Interest

Biography

Dr. P. Knorr practices urology (urinary tract disease) in Freedom, CA and Watsonville, CA. Dr. Knorr is professionally affiliated with Dignity Health. According to Dignity Health, new patients are welcome to contact his office in Watsonville, CA. He graduated from the University of Nebraska College of Medicine and the University of Nevada School of Medicine. Dr. Knorr speaks Spanish.

Select Year:

Dr. Philip Andrew Knorr, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Philip Andrew Knorr, MD in 2023

By Affordability:

By Affordability:

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. Philip Andrew Knorr, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Philip Andrew Knorr, 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. Philip Andrew Knorr, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Ownership and Interest Payments

Biography

Other Providers in Freedom, CA