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Dr. Leo Treyzon, MD

(4 Ratings)

Specializes in: Adult Gastroenterology

University of California, San Diego (UCSD), School of Medicine

Professional interests include: colon cancer

12301 Wilshire Boulevard #315
Los Angeles, CA 90025

(310) 688-4141

Dr. Leo Treyzon, MD is a gastroenterologist in Los Angeles, CA specializing in adult gastroenterology. He graduated from University of California, San Diego (UCSD), School of Medicine. Dr. Leo Treyzon, MD is affiliated with Cedars-Sinai.

Office Locations

Address:

12301 Wilshire Boulevard #315
Los Angeles, CA 90025

Address:

8631 W 3rd Street, Medical Offices East Suite 1015e
Los Angeles, CA 90048

Address:

9454 Wilshire Boulevard Suite 510
Beverly Hills, CA 90212

In The News

“During McElhenney's procedure, Los Angeles gastroenterologist Dr. Leo Treyzon found three very small polyps.”—"Ryan Reynolds and Rob McElhenney get a colonoscopy on camera", CBS Boston, September 2022

“"It's Always Sunny in Philadelphia" star McElhenney is told by Los Angeles-based Dr. Leo Treyzon after his procedure that three small polyps had been found and removed during his procedure.”—"Ryan Reynolds had polyp removed during 'potentially life-saving' colonoscopy", New York Daily News, February 2022

diagnostic procedures	232
doctor visit	480
gastrointestinal procedures	255
hospital care	160
hydrogen breath test	17
injections	11
inpatient care	160
methane breath test	17
minimally invasive procedures	278
removal of lesion (e.g. growth)	232

**Gender**
Male	124
Female	217

**Ethnicity**
Non-Hispanic White	245
Black	32
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	91
85 and over	50
Less than 65	41

Hypertension	67
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	47
Depression	26
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	21
Atrial Fibrilation	12
Heart Failure	24
Chronic Obstructive Pulmonary Disease	10
Diabetes	33
Dementia	12
Cancer	17

diagnostic procedures	287
doctor visit	553
gastrointestinal procedures	348
hospital care	61
hydrogen breath test	58
injections	16
inpatient care	61
methane breath test	58
minimally invasive procedures	402
removal of lesion (e.g. growth)	287

**Gender**
Male	139
Female	223

**Ethnicity**
Non-Hispanic White	268
Black	32
Hispanic	0
Asian	31
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	91
85 and over	48
Less than 65	32

Hypertension	65
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	50
Depression	30
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	21
Atrial Fibrilation	10
Heart Failure	25
Chronic Obstructive Pulmonary Disease	9
Diabetes	31
Dementia	11
Cancer	15

diagnostic procedures	296
doctor visit	726
gastrointestinal procedures	357
hydrogen breath test	67
injections	20
methane breath test	67
minimally invasive procedures	389
removal of lesion (e.g. growth)	296

**Gender**
Male	318
Female	528

**Ethnicity**
Non-Hispanic White	606
Black	98
Hispanic	46
Asian	68
Other	28
Native American	0

**Age**
From 65 to 74	470
From 75 to 84	192
85 and over	110
Less than 65	74

Hypertension	62
High Cholesterol	65
Stroke	7
Ischemic Heart Disease	50
Depression	24
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	20
Atrial Fibrilation	9
Heart Failure	20
Chronic Obstructive Pulmonary Disease	9
Diabetes	31
Dementia	10
Cancer	12

diagnostic procedures	326
doctor visit	749
gastrointestinal procedures	395
hydrogen breath test	95
injections	23
methane breath test	95
minimally invasive procedures	420
removal of lesion (e.g. growth)	326

**Gender**
Male	174
Female	278

**Ethnicity**
Non-Hispanic White	351
Black	38
Hispanic	26
Asian	24
Other	13
Native American	0

**Age**
From 65 to 74	239
From 75 to 84	120
85 and over	62
Less than 65	31

Hypertension	60
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	49
Depression	29
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	18
Atrial Fibrilation	12
Heart Failure	24
Chronic Obstructive Pulmonary Disease	10
Diabetes	33
Dementia	9
Cancer	15

diagnostic procedures	320
doctor visit	640
gastrointestinal procedures	372
hydrogen breath test	134
injections	20
methane breath test	134
minimally invasive procedures	399
removal of lesion (e.g. growth)	320

**Gender**
Male	156
Female	264

**Ethnicity**
Non-Hispanic White	336
Black	30
Hispanic	21
Asian	19
Other	14
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	124
85 and over	51
Less than 65	23

Hypertension	62
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	47
Depression	22
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	20
Atrial Fibrilation	9
Heart Failure	23
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	11
Cancer	20

Average Medicare Procedure Volume From 2013 - 2017

Volume of procedures performed by Dr. Leo Treyzon, MD for Medicare patients.

The highest averages for the top procedures that Dr. Leo Treyzon, MD treated as a gastroenterologist in Los Angeles, CA were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

diagnostic procedures	293
doctor visit	629
gastrointestinal procedures	346
hospital care	110
hydrogen breath test	74
injections	18
inpatient care	110
methane breath test	74
minimally invasive procedures	378
removal of lesion (e.g. growth)	293

Average Medicare Patient Data From 2013 - 2017

Information about Medicare patients treated by Dr. Leo Treyzon, MD.

**Gender**
Male	91
Female	151

**Ethnicity**
Black / African American	23
Asian / Pacific Islander	14
Non-Hispanic White	180
Native American / Alaskan Native	0
Hispanic	12
Other	5

**Age**
75 to 84	61
85 and over	32
Less than 65	20
65 to 74	128

Average of Total of Conditions of Medicare patients treated by Dr. Leo Treyzon, MD From 2013 - 2017

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

Hypertension	31
High Cholesterol	31
Stroke	2
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	11
Asthma	4
Osteoporosis	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	4
Diabetes	15
Atrial Fibrillation	5
Cancer	7
Dementia	5

Education & Training

Dr. Leo Treyzon, MD graduated from University of California, San Diego (UCSD), School of Medicine. He completed residency at Cedars-Sinai Medical Center. He is certified by the IM/Gastroenterology, American Board of Internal Medicine and has a state license in California.

Medical School: University of California, San Diego (UCSD), School of Medicine

Residency: Cedars-Sinai Medical Center

Board Certification: IM/Gastroenterology, American Board of Internal Medicine

Licensed In: California

Affiliations & Hospitals

Dr. Leo Treyzon, MD is associated with these hospitals and organizations:

Cedars-Sinai

Ratings & Reviews

Dr. Leo Treyzon, MD has a good overall rating with an average of 2.5 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. Leo Treyzon, MD from all over the web to help you find the right in Los Angeles, CA.

2.5

Overall Rating

(4 Ratings)

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General Payments

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

**Payments by Company**
AbbVie, Inc.	$3,766 Creon $1,712	Humira $1,437	Mavyret $269	Viekira $266	Kaletra $19	Other $63
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$2,947 XIFAXAN $1,687	Trulance $928	Relistor $197	UCERIS TABLETS $70	RELISTOR ORAL $24	Other $42
Takeda Pharmaceuticals U.S.A., Inc.	$2,572 ENTYVIO $1,061	MOTEGRITY $367	Contrave $67	GATTEX $39	$1,038
AbbVie Inc.	$2,062 Humira $704	LINZESS $395	Skyrizi $354	Creon $323	Rinvoq $157	Other $129
Janssen Biotech, Inc.	$1,775 STELARA $922	SIMPONI $679	REMICADE $119	SIMPONI ARIA $56
Other	$14,086 PENTASA $666	LINZESS $616	ZENPEP $594	IBSRELA $593	Injectafer $518	Other $11,098

**Types of Payments**
Food and Beverage	$25,950
Travel and Lodging	$782
Education	$363
Entertainment	$83
Honoraria	$30

Biography

Dr. Leo Treyzon works as an adult gastroenterology. Dr. Treyzon has received a 2.5 out of 5 star rating by his patients.

Select Year:

Dr. Leo Treyzon, MD

Office Locations

In The News

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leo Treyzon, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leo Treyzon, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leo Treyzon, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leo Treyzon, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leo Treyzon, MD in 2017

Average Medicare Procedure Volume From 2013 - 2017

Average Medicare Patient Data From 2013 - 2017

Average of Total of Conditions of Medicare patients treated by Dr. Leo Treyzon, MD From 2013 - 2017

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Los Angeles, CA