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Home > CA Providers > Orthopedic Surgeons

Dr. Mark G. Kowall, MD

Accepting New Patients

(Dr. Mark Gerard Kowall, M.D.)

(No ratings)

Specializes in: Orthopedics/Orthopedic Surgery

Northwestern University, Feinberg School of Medicine

1310 Las Tablas Road Suite 104
Templeton, CA 93465

(805) 434-3550

Dr. Mark G. Kowall, MD is an orthopedist in Templeton, CA specializing in orthopedics/orthopedic surgery. He graduated from Northwestern University, Feinberg School of Medicine. Dr. Mark G. Kowall, MD is affiliated with French Hospital Medical Center, Dignity Health and COAST ORTHOPEDIC SPECIALTY ASSOCIATES.

Office Locations

Dignity Health

1310 Las Tablas Road Suite 104
Templeton, CA 93465

(805) 434-3550

(805) 434-3595

open_in_new

Dignity Health

78 S Main Street
Templeton, CA 93465

(805) 434-0999

(805) 434-5267

open_in_new

In The News

“OPEN HOUSE: Adventist Health on the Central Coast announced that Mark Kowall and Alan Hwang are joining forces at Adventist Health Orthopedics and Sports Medicine in Templeton, a practice focused...”—"Street smarts: Ventech to host event on Business of Space", Pacific Coast Business Times, October 2025

“On Aug. 25, Twin Cities Community Hospital hosted a preseason sports injury clinic attended by nearly 60 coaches, athletic directors and athletic trainers under the direction of Dr. Mark Kowall,...”—"Concussions in football: How SLO County high schools are working to make the game safer", San Luis Obispo Tribune, December 2015

Noteworthy Medicare Patient Procedures Performed by Dr. Mark G. Kowall, MD in 2023

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

Top 25%

By Affordability:

decompression surgery

joint X-ray

knee X-ray

In 2012, Dr. Mark G. Kowall, MD had a list price for decompression surgery, joint X-ray, and knee X-ray 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. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2012 were injections, aspiration, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	320
debridement (removal of unhealthy tissue)	19
doctor visit	834
hip imaging	15
injections	331
joint surgery	65
lower extremity surgery	21
minimally invasive procedures	44
musculoskeletal imaging	109
pelvic imaging	55
reconstructive surgery	21
upper extremity surgery	44
X-rays	164

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2013 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	322
debridement (removal of unhealthy tissue)	17
decompression surgery	17
doctor visit	937
injections	322
joint surgery	84
lower extremity surgery	46
minimally invasive procedures	38
musculoskeletal imaging	163
nerve procedures	17
open surgery	17
pelvic imaging	65
reconstructive surgery	46
spinal procedures	15
upper extremity surgery	55
X-rays	243

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	208
Female	299

**Ethnicity**
Non-Hispanic White	472
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	162
85 and over	63
Less than 65	20

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2013

Hypertension	56
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	20
Depression	15
Chronic Kidney Disease	11
Asthma	10
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2014 were injections, aspiration, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	285
debridement (removal of unhealthy tissue)	17
decompression surgery	14
doctor visit	876
injections	303
joint surgery	72
lower extremity surgery	36
minimally invasive procedures	36
musculoskeletal imaging	156
nerve procedures	14
open surgery	14
pelvic imaging	68
reconstructive surgery	36
tendon surgery	21
upper extremity surgery	71
X-rays	224

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	226
Female	281

**Ethnicity**
Non-Hispanic White	471
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	249
From 75 to 84	166
85 and over	68
Less than 65	24

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2014

Hypertension	56
High Cholesterol	51
Stroke	2
Ischemic Heart Disease	18
Depression	16
Chronic Kidney Disease	8
Asthma	8
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	21
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2015 were injections, aspiration, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	272
debridement (removal of unhealthy tissue)	21
doctor visit	855
excision	12
hip imaging	15
injections	284
joint surgery	105
lower extremity surgery	46
minimally invasive procedures	59
musculoskeletal imaging	147
pelvic imaging	84
reconstructive surgery	46
upper extremity surgery	59
X-rays	231

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	432
Female	582

**Ethnicity**
Non-Hispanic White	924
Black	0
Hispanic	60
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	522
From 75 to 84	338
85 and over	118
Less than 65	36

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2015

Hypertension	58
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	22
Depression	18
Chronic Kidney Disease	12
Asthma	9
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2016 were injections, aspiration, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	259
decompression surgery	12
doctor visit	840
injections	275
joint surgery	73
lower extremity surgery	47
minimally invasive procedures	37
musculoskeletal imaging	143
nerve procedures	12
open surgery	12
pelvic imaging	89
reconstructive surgery	36
tendon surgery	19
upper extremity surgery	57
X-rays	232

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	222
Female	301

**Ethnicity**
Non-Hispanic White	477
Black	0
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	268
From 75 to 84	169
85 and over	65
Less than 65	21

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2016

Hypertension	58
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	22
Depression	17
Chronic Kidney Disease	15
Asthma	13
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	4
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2017 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	280
decompression surgery	32
doctor visit	769
injections	280
joint surgery	73
lower extremity surgery	34
minimally invasive procedures	39
musculoskeletal imaging	129
nerve procedures	15
open surgery	15
pelvic imaging	63
reconstructive surgery	34
tendon surgery	22
upper extremity surgery	76
X-rays	192

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	233
Female	266

**Ethnicity**
Non-Hispanic White	462
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	167
85 and over	58
Less than 65	14

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2017

Hypertension	59
High Cholesterol	46
Stroke	4
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	18
Asthma	9
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	4
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2018 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	257
decompression surgery	21
doctor visit	718
injections	257
joint surgery	92
lower extremity surgery	43
minimally invasive procedures	49
musculoskeletal imaging	139
pelvic imaging	75
reconstructive surgery	43
upper extremity surgery	49
X-rays	214

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	198
Female	264

**Ethnicity**
Non-Hispanic White	432
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	152
85 and over	45
Less than 65	13

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2018

Hypertension	62
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Dementia	3
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2019 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	189
decompression surgery	43
doctor visit	650
injections	189
joint surgery	95
lower extremity surgery	36
minimally invasive procedures	59
musculoskeletal imaging	110
nerve procedures	14
open surgery	14
pelvic imaging	56
reconstructive surgery	36
upper extremity surgery	73
X-rays	166

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	155
Female	227

**Ethnicity**
Non-Hispanic White	354
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	125
85 and over	39
Less than 65	12

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2019

Hypertension	60
High Cholesterol	53
Stroke	6
Ischemic Heart Disease	28
Depression	21
Chronic Kidney Disease	19
Asthma	10
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	4
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2020 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	203
decompression surgery	12
doctor visit	581
injections	203
joint surgery	44
lower extremity surgery	20
minimally invasive procedures	24
musculoskeletal imaging	92
pelvic imaging	71
reconstructive surgery	20
tendon surgery	14
upper extremity surgery	38
X-rays	163

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	144
Female	224

**Ethnicity**
Non-Hispanic White	332
Black	0
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	125
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2020

Hypertension	64
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	31
Depression	18
Chronic Kidney Disease	17
Asthma	8
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	17
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2021 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	263
decompression surgery	14
doctor visit	667
injections	263
joint surgery	53
lower extremity surgery	23
minimally invasive procedures	30
musculoskeletal imaging	89
pelvic imaging	55
reconstructive surgery	23
upper extremity surgery	30
X-rays	144

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	175
Female	242

**Ethnicity**
Non-Hispanic White	373
Black	0
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	155
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2021

Hypertension	58
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	23
Depression	17
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	18
Dementia	3
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA during 2022 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

aspiration	192
decompression surgery	11
doctor visit	620
injections	192
joint surgery	50
lower extremity surgery	24
minimally invasive procedures	26
musculoskeletal imaging	114
pelvic imaging	57
reconstructive surgery	24
upper extremity surgery	26
X-rays	171

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	163
Female	236

**Ethnicity**
Non-Hispanic White	360
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	155
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2022

Hypertension	66
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	22
Depression	16
Chronic Kidney Disease	9
Asthma	9
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	7
Chronic Obstructive Pulmonary Disease	7
Diabetes	17
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark G. Kowall, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark G. Kowall, MD treated as an orthopedist in Templeton, CA were injections, aspiration, X-rays and musculoskeletal imaging.

aspiration	258
debridement (removal of unhealthy tissue)	18
decompression surgery	19
doctor visit	758
excision	12
hip imaging	15
injections	263
joint surgery	73
lower extremity surgery	34
minimally invasive procedures	40
musculoskeletal imaging	126
nerve procedures	14
open surgery	14
pelvic imaging	67
reconstructive surgery	33
spinal procedures	15
tendon surgery	19
upper extremity surgery	52
X-rays	194

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark G. Kowall, MD.

**Gender**
Male	196
Female	265

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	423
Native American / Alaskan Native	0
Hispanic	18
Other	0

**Age**
75 to 84	155
85 and over	41
Less than 65	12
65 to 74	239

Average of Total of Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD From 2012 - 2022

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

Hypertension	54
High Cholesterol	48
Stroke	3
Ischemic Heart Disease	21
Depression	15
Chronic Kidney Disease	12
Asthma	8
Osteoporosis	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	18
Atrial Fibrillation	9
Dementia	3
Cancer	9

Education & Training

Dr. Mark G. Kowall, MD graduated from Northwestern University, Feinberg School of Medicine. He is certified by the Orthopaedic Surgery and has a state license in California.

Medical School: Northwestern University, Feinberg School of Medicine

Board Certification: Orthopaedic Surgery

Licensed In: California

Affiliations & Hospitals

Dr. Mark G. Kowall, MD is associated with these hospitals and organizations:

French Hospital Medical Center

Dignity Health

COAST ORTHOPEDIC SPECIALTY ASSOCIATES

Ratings & Reviews

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General Payments

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

**Payments by Company**
Think Surgical, Inc.	$7,038 TMINI Miniature Robotic System $7,038
Smith+Nephew, Inc.	$1,399 Healicoil $760	ULTRABUTTON $485	Regeneten $126	Mini-Open Latarjet $28
SANOFI-AVENTIS U.S. LLC	$1,260 SYNVISC-ONE $980	Osteoarthritis of the knee $200	$80
Zimmer Biomet Holdings, Inc.	$421 Persona $184	Knees Product Portfolio $98	AccuFill $89	Sports Medicine Product Portfolio $28	Sidus Stem Free Shoulder $21
DePuy Synthes Sales Inc.	$83 MONOVISC $50	QUICKANCHORS $33
Other	$31 Zilretta $31

**Types of Payments**
Consulting Fee	$6,600
Travel and Lodging	$1,531
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$1,260
Food and Beverage	$658
Education	$184

Biography

Dr. Mark Kowall's area of specialization is orthopedics/orthopedic surgery. Dr. Kowall is affiliated with French Hospital Medical Center. According to Dignity Health, new patients are welcome to contact his office in Templeton, CA. He studied medicine at Northwestern University, Feinberg School of Medicine. Dr. Kowall (or staff) speaks the following foreign languages: Mandarin and Spanish.

Select Year:

Dr. Mark G. Kowall, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Mark G. Kowall, MD in 2023

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. Mark G. Kowall, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark G. Kowall, 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. Mark G. Kowall, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Templeton, CA