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Dr. Sydney Boi Thoi Long, MD

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Specializes in: Allergy & Immunology and Internal Medicine (Adult Medicine)

Johns Hopkins University School of Medicine

1853 Lander Avenue
Turlock, CA 95380

(209) 656-1617

Dr. Sydney Boi Thoi Long, MD is an allergist and immunologist in Turlock, CA specializing in allergy & immunology and internal medicine (adult medicine). She graduated from Johns Hopkins University School of Medicine. Dr. Sydney Boi Thoi Long, MD is affiliated with Astrana Health, Central Valley Medical Group, Bay Area Care Partners and BAZ ALLERGY ASTHMA & SINUS CENTER INC.

Office Locations

BAZ ALLERGY ASTHMA & SINUS CENTER INC

1853 Lander Avenue
Turlock, CA 95380

(209) 656-1617

(209) 656-1626

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Central Valley Medical Group

1923 Coffee Road Suite 12c
Modesto, CA 95355

(209) 409-8479

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7471 N Fresno Street
Fresno, CA 93720

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Noteworthy Medicare Patient Procedures Performed by Dr. Sydney Boi Thoi Long, MD in 2023

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

Top 10%

By Affordability:

allergy skin testing

allergy testing

skin testing

In 2023, Dr. Sydney Boi Thoi Long, MD had a list price for allergy skin testing, allergy testing, and skin testing 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:

percutaneous allergy test

In 2012, Dr. Sydney Boi Thoi Long, MD had a list price for percutaneous allergy test 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

2017 Medicare Procedure Volume

The top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA during 2017 were skin testing, minimally invasive procedures, allergy testing and breathing treatment.

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

allergy testing	2260
breathing treatment	17
doctor visit	157
minimally invasive procedures	2260
skin testing	2260

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	43
Female	70

**Ethnicity**
Non-Hispanic White	71
Black	0
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	0
85 and over	0
Less than 65	30

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2017

Hypertension	61
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	27
Depression	16
Chronic Kidney Disease	20
Asthma	36
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA during 2018 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

allergy testing	3030
breathing treatment	14
doctor visit	303
immunotherapy	540
injections	540
minimally invasive procedures	3030
skin testing	3030

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	65
Female	85

**Ethnicity**
Non-Hispanic White	93
Black	0
Hispanic	34
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	0
85 and over	0
Less than 65	38

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2018

Hypertension	63
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	25
Depression	21
Chronic Kidney Disease	25
Asthma	35
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	17
Diabetes	33
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA during 2019 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

allergy testing	5811
breathing treatment	35
doctor visit	522
immunotherapy	830
injections	830
minimally invasive procedures	5674
skin testing	5811

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	88
Female	127

**Ethnicity**
Non-Hispanic White	132
Black	11
Hispanic	53
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	0
85 and over	0
Less than 65	57

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2019

Hypertension	67
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	26
Depression	27
Chronic Kidney Disease	27
Asthma	39
Osteoperosis	8
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	17
Diabetes	35
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA during 2020 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

allergy testing	2308
doctor visit	319
immunotherapy	743
injections	743
minimally invasive procedures	2308
skin testing	2308

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	52
Female	119

**Ethnicity**
Non-Hispanic White	112
Black	0
Hispanic	33
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	91
From 75 to 84	0
85 and over	0
Less than 65	41

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2020

Hypertension	59
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	23
Depression	23
Chronic Kidney Disease	24
Asthma	40
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	6
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA during 2021 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

allergy testing	4097
breathing treatment	30
doctor visit	504
immunotherapy	854
injections	854
minimally invasive procedures	3931
skin testing	4097

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	67
Female	158

**Ethnicity**
Non-Hispanic White	144
Black	0
Hispanic	49
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	48
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2021

Hypertension	68
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	21
Depression	21
Chronic Kidney Disease	20
Asthma	36
Osteoperosis	8
Atrial Fibrilation	6
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	32
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA during 2022 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

allergy testing	5397
breathing treatment	22
doctor visit	440
immunotherapy	882
injections	882
minimally invasive procedures	5209
skin testing	5397

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	72
Female	146

**Ethnicity**
Non-Hispanic White	143
Black	0
Hispanic	48
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	111
From 75 to 84	50
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2022

Hypertension	72
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	15
Depression	22
Chronic Kidney Disease	17
Asthma	47
Osteoperosis	16
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2017 - 2022

Volume of procedures performed by Dr. Sydney Boi Thoi Long, MD for Medicare patients.

The highest averages for the top procedures that Dr. Sydney Boi Thoi Long, MD treated as an allergist and immunologist in Turlock, CA were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

allergy testing	3817
doctor visit	374
immunotherapy	769
injections	769
minimally invasive procedures	3735
skin testing	3817

Average Medicare Patient Data From 2017 - 2022

Information about Medicare patients treated by Dr. Sydney Boi Thoi Long, MD.

**Gender**
Male	64
Female	117

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	8
Non-Hispanic White	115
Native American / Alaskan Native	0
Hispanic	40
Other	0

**Age**
75 to 84	16
85 and over	0
Less than 65	27
65 to 74	93

Average of Total of Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD From 2017 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Sydney Boi Thoi Long, MD treated were hypertension, high cholesterol, asthma and diabetes.

Hypertension	65
High Cholesterol	55
Stroke	1
Ischemic Heart Disease	22
Depression	21
Chronic Kidney Disease	22
Asthma	38
Osteoporosis	7
Heart Failure	8
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Atrial Fibrillation	3
Dementia	2
Cancer	5

Education & Training

Dr. Sydney Boi Thoi Long, MD graduated from Johns Hopkins University School of Medicine. She completed residency at Vanderbilt University Medical Center. She is certified by the Certification: AMERICAN BOARD OF INTERNAL MEDICINE and has a state license in California.

Medical School: Johns Hopkins University School of Medicine

Residency: Vanderbilt University Medical Center

Board Certification: Certification: AMERICAN BOARD OF INTERNAL MEDICINE

Licensed In: California

Affiliations & Hospitals

Dr. Sydney Boi Thoi Long, MD is associated with these hospitals and organizations:

Astrana Health

Central Valley Medical Group

Bay Area Care Partners

BAZ ALLERGY ASTHMA & SINUS CENTER INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$14,472 BEVESPI AEROSPHERE $258	FASENRA $212	SYMBICORT $189	TEZSPIRE $172	AIRSUPRA $27	Other $13,613
GlaxoSmithKline, LLC.	$1,063 NUCALA $843	TRELEGY ELLIPTA $157	BREO $63
Genentech, Inc.	$800 $800
Teva Pharmaceuticals USA, Inc.	$634 CINQAIR $154	AirDuo Digihaler $110	QVAR $98	ProAir Digihaler $45	$226
Genentech USA, Inc.	$400 XOLAIR $284	$115
Other	$3,803 DUPIXENT $388	GRASTEK $341	CUTAQUIG $321	Xhance $290	CUVITRU $282	Other $2,181

**Types of Payments**
Grant	$13,586
Food and Beverage	$6,764
Travel and Lodging	$800
Education	$22

Biography

Dr. Sydney Long is an allergy & immunology specialist in Fresno, CA, Turlock, CA, and Modesto, CA. After completing medical school at Johns Hopkins University School of Medicine, she performed her residency at Vanderbilt University Medical Center. Dr. Long (or staff) speaks the following foreign languages: Spanish and Cantonese. She is affiliated with Astrana Health and Central Valley Medical Group. She has an open panel in TURLOCK, CA according to Central Valley Medical Group.

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Dr. Sydney Boi Thoi Long, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Sydney Boi Thoi Long, MD in 2023

By Affordability:

By Affordability:

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2017 - 2022

Average Medicare Patient Data From 2017 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Sydney Boi Thoi Long, MD From 2017 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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