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Dr. Elson M. Haas, MD

(6 Ratings)

Specializes in: General Practice

University of Michigan Medical School (1972)

25 Mitchell Boulevard Suite 8
San Rafael, CA 94903

(415) 472-2343

Dr. Elson M. Haas, MD is a general practitioner in San Rafael, CA specializing in general practice. He graduated from University of Michigan Medical School in 1972 and has 54 years of experience.

Office Locations

25 Mitchell Boulevard Suite 8
San Rafael, CA 94903

(415) 472-2343

(415) 472-7636

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In The News (see more mentions in the news)

“"Just like people have hay fever [allergic rhinitis], you can become allergic to particular molds and yeasts," says Elson Haas, MD, medical director and founder of the Preventive Medical Center of...”—"Tired? Depressed? It may be hidden allergies", NBC News, April 2010

“Dr. Elson M. Haas, doctor for more than 25 years and the founder and director of the Preventive Medical Center of Marin, an integrated health care facility in San Rafael, Calif., documents in his...”—"Ramadan: A season of true cleansing", The Morning Call, October 2004

“"What we eat not only affects how we feel today but also how we will feel 10 to 20 years from now," said Dr. Elson M. Haas, director of the Preventive Medical Center of Marin in San Rafael, Calif.,...”—"Becoming a `natural athlete' is as easy as eating organically", Chicago Tribune, December 2001

Noteworthy Medicare Patient Procedures Performed by Dr. Elson M. Haas, MD in 2023

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

Top 5%

By Volume:

intradermal allergy test

Welcome to Medicare visit

By Affordability:

intradermal allergy test

In 2023, among providers in related specialties within California, Dr. Elson M. Haas, MD performed more intradermal allergy test, and Welcome to Medicare visit (initial preventive physical exam) procedures for Medicare patients than 95% of them and he also had a list price for intradermal allergy test that was lower than the list prices billed to Medicare by 95% of them. 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:

breast exam

cervical cancer screening

cytology

gynecologic cytology

gynecologic exams

gynecologic pathology

Pap screening

Pap test

pelvic exam

Welcome to Medicare visit

wellness visit

In 2012, Dr. Elson M. Haas, MD had a list price for breast exam, cervical cancer screening, cytology, gynecologic cytology, gynecologic exams, gynecologic pathology, Pap screening, Pap test, pelvic exam, Welcome to Medicare visit (initial preventive physical exam), and wellness visit 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. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2012 were blood draw.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

blood draw	97
doctor visit	908

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2013 were blood draw, breast exam, gynecologic procedures and preventive care.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

blood draw	126
breast exam	20
cytology	18
doctor visit	879
gynecologic pathology	18
gynecologic procedures	20
preventive care	18

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	69
Female	212

**Ethnicity**
Non-Hispanic White	258
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	175
From 75 to 84	54
85 and over	16
Less than 65	36

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2013

Hypertension	23
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	17
Depression	12
Chronic Kidney Disease	0
Asthma	7
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	0
Chronic Obstructive Pulmonary Disease	6
Diabetes	6
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2014 were blood draw, preventive care, cytology and gynecologic pathology.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

blood draw	172
breast exam	14
cytology	16
doctor visit	1127
gynecologic pathology	16
gynecologic procedures	14
preventive care	30

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	85
Female	266

**Ethnicity**
Non-Hispanic White	308
Black	0
Hispanic	18
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	57
85 and over	16
Less than 65	48

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2014

Hypertension	23
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	18
Depression	12
Chronic Kidney Disease	0
Asthma	4
Osteoperosis	10
Atrial Fibrilation	3
Heart Failure	0
Chronic Obstructive Pulmonary Disease	5
Diabetes	5
Dementia	0
Cancer	5

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2015 were blood draw and preventive care.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

blood draw	145
doctor visit	1125
preventive care	20

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	186
Female	520

**Ethnicity**
Non-Hispanic White	640
Black	0
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	480
From 75 to 84	128
85 and over	24
Less than 65	74

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2015

Hypertension	22
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	16
Depression	10
Chronic Kidney Disease	5
Asthma	5
Osteoperosis	9
Atrial Fibrilation	4
Heart Failure	0
Chronic Obstructive Pulmonary Disease	5
Diabetes	5
Dementia	4
Cancer	5

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2016 were blood draw, preventive care, cytology and gynecologic pathology.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

blood draw	44
breast exam	13
cytology	16
doctor visit	1134
gynecologic pathology	16
gynecologic procedures	13
preventive care	33

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	114
Female	283

**Ethnicity**
Non-Hispanic White	358
Black	0
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	273
From 75 to 84	66
85 and over	18
Less than 65	40

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2016

Hypertension	25
High Cholesterol	41
Stroke	3
Ischemic Heart Disease	18
Depression	11
Chronic Kidney Disease	5
Asthma	7
Osteoperosis	9
Atrial Fibrilation	5
Heart Failure	3
Chronic Obstructive Pulmonary Disease	4
Diabetes	7
Dementia	4
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2017 were skin testing, allergy testing, preventive care and breast exam.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

allergy testing	1815
blood draw	20
breast exam	33
cytology	32
doctor visit	1250
gynecologic pathology	32
gynecologic procedures	33
preventive care	54
skin testing	1815

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	106
Female	322

**Ethnicity**
Non-Hispanic White	388
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	279
From 75 to 84	93
85 and over	20
Less than 65	36

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2017

Hypertension	25
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	18
Depression	14
Chronic Kidney Disease	5
Asthma	5
Osteoperosis	11
Atrial Fibrilation	5
Heart Failure	3
Chronic Obstructive Pulmonary Disease	4
Diabetes	8
Dementia	3
Cancer	5

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2018 were skin testing, allergy testing, preventive care and breast exam.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

allergy testing	2355
breast exam	21
cytology	18
doctor visit	1397
gynecologic pathology	18
gynecologic procedures	21
preventive care	49
skin testing	2355

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	128
Female	359

**Ethnicity**
Non-Hispanic White	436
Black	0
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	96
85 and over	20
Less than 65	43

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2018

Hypertension	24
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	19
Depression	15
Chronic Kidney Disease	5
Asthma	6
Osteoperosis	11
Atrial Fibrilation	4
Heart Failure	5
Chronic Obstructive Pulmonary Disease	5
Diabetes	6
Dementia	3
Cancer	4

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2019 were skin testing, allergy testing, preventive care and cytology.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

allergy testing	2929
breast exam	11
cytology	13
doctor visit	1348
gynecologic pathology	13
gynecologic procedures	11
preventive care	38
skin testing	2929

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	140
Female	363

**Ethnicity**
Non-Hispanic White	452
Black	0
Hispanic	14
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	325
From 75 to 84	120
85 and over	20
Less than 65	38

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2019

Hypertension	23
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	17
Depression	10
Chronic Kidney Disease	4
Asthma	6
Osteoperosis	12
Atrial Fibrilation	3
Heart Failure	2
Chronic Obstructive Pulmonary Disease	3
Diabetes	7
Dementia	0
Cancer	6

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2020 were skin testing, allergy testing, preventive care and cytology.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

allergy testing	1346
cytology	13
doctor visit	1368
gynecologic pathology	13
preventive care	27
skin testing	1346

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	127
Female	344

**Ethnicity**
Non-Hispanic White	422
Black	0
Hispanic	13
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	315
From 75 to 84	118
85 and over	20
Less than 65	18

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2020

Hypertension	23
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	19
Depression	13
Chronic Kidney Disease	6
Asthma	6
Osteoperosis	12
Atrial Fibrilation	3
Heart Failure	3
Chronic Obstructive Pulmonary Disease	4
Diabetes	6
Dementia	0
Cancer	6

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2021 were skin testing, allergy testing, preventive care and cytology.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

allergy testing	1619
breast exam	14
cytology	15
doctor visit	1562
gynecologic pathology	15
gynecologic procedures	14
preventive care	42
skin testing	1619

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	166
Female	386

**Ethnicity**
Non-Hispanic White	483
Black	0
Hispanic	17
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	355
From 75 to 84	151
85 and over	23
Less than 65	23

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2021

Hypertension	26
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	17
Depression	12
Chronic Kidney Disease	5
Asthma	5
Osteoperosis	11
Atrial Fibrilation	3
Heart Failure	3
Chronic Obstructive Pulmonary Disease	2
Diabetes	6
Dementia	3
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA during 2022 were skin testing, allergy testing, preventive care and cytology.

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

allergy testing	2138
breast exam	15
cytology	25
doctor visit	1845
gynecologic pathology	25
gynecologic procedures	15
preventive care	56
skin testing	2138

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	172
Female	410

**Ethnicity**
Non-Hispanic White	514
Black	0
Hispanic	0
Asian	12
Other	36
Native American	0

**Age**
From 65 to 74	363
From 75 to 84	171
85 and over	29
Less than 65	19

Conditions of Medicare patients treated by Dr. Elson M. Haas, MD in 2022

Hypertension	38
High Cholesterol	67
Stroke	2
Ischemic Heart Disease	13
Depression	13
Chronic Kidney Disease	5
Asthma	8
Osteoperosis	19
Atrial Fibrilation	6
Heart Failure	4
Chronic Obstructive Pulmonary Disease	7
Diabetes	8
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Elson M. Haas, MD for Medicare patients.

The highest averages for the top procedures that Dr. Elson M. Haas, MD treated as a general practitioner in San Rafael, CA were skin testing, allergy testing, blood draw and preventive care.

allergy testing	2033
blood draw	100
breast exam	17
cytology	18
doctor visit	1267
gynecologic pathology	18
gynecologic procedures	17
preventive care	36
skin testing	2033

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Elson M. Haas, MD.

**Gender**
Male	117
Female	315

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	1
Non-Hispanic White	387
Native American / Alaskan Native	0
Hispanic	7
Other	16

**Age**
75 to 84	95
85 and over	18
Less than 65	34
65 to 74	283

Average of Total of Conditions of Medicare patients treated by Dr. Elson M. Haas, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Elson M. Haas, MD treated were high cholesterol, hypertension, ischemic heart disease and depression.

Hypertension	22
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	15
Depression	11
Chronic Kidney Disease	3
Asthma	5
Osteoporosis	10
Heart Failure	2
Chronic Obstructive Pulmonary Disease	4
Diabetes	5
Atrial Fibrillation	3
Dementia	1
Cancer	4

Education & Training

Dr. Elson M. Haas, MD graduated from University of Michigan Medical School in 1972. He has a state license in California.

Medical School: University of Michigan Medical School (1972)

Licensed In: California

Ratings & Reviews

Dr. Elson M. Haas, MD has a good overall rating with an average of 3.17 out of 5 stars based on 6 ratings. We collect ratings and reviews of Dr. Elson M. Haas, MD from all over the web to help you find the right in San Rafael, CA.

3.17

Overall Rating

(6 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Teva Pharmaceuticals USA, Inc.	$274 AJOVY $274
AbbVie Inc.	$260 UBRELVY $107	QULIPTA $97	Synthroid $56
Lilly USA, LLC	$148 EMGALITY $148
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$135 XIFAXAN $135
Biohaven Pharmaceuticals, Inc.	$120 NURTEC ODT $120
Other	$561 TIROSINT $115	Synthroid $112	WELLBUTRIN $48	EstroGel $45	NURTEC ODT $44	Other $196

**Types of Payments**
Food and Beverage	$1,475
Education	$23

Biography

Dr. Elson Haas is a specialist in general practice and allergy & immunology. He is rated 3.0 stars (out of 5) by his patients. He is a graduate of the University of Michigan Medical School.