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Dr. Jonathan Lee Bayuk, DO

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Specializes in: Pediatric Allergy & Immunology and Adult Allergy & Immunology

University of New England, College of Osteopathic Medicine (2000)

101 Munson Street Suite 115
Greenfield, MA 01301

(413) 774-2342

Dr. Jonathan Lee Bayuk, DO is a pediatric allergist and immunologist in Greenfield, MA specializing in pediatric allergy & immunology and adult allergy & immunology. He graduated from University of New England, College of Osteopathic Medicine in 2000 and has 26 years of experience. Dr. Jonathan Lee Bayuk, DO is affiliated with Baystate Health, Trinity Health of New England, Cooley Dickinson Hospital and Allergy & Immunology Associates of New England.

Office Locations

Trinity Health of New England

101 Munson Street Suite 115
Greenfield, MA 01301

(413) 774-2342

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Trinity Health of New England

2377 Boston Road Suite 1
Wilbraham, MA 01095

(413) 596-4943

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269 Locust Street
Northampton, MA 01060

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269 Locust Street Suite 201
Northampton, MA 01062

(413) 586-0769

(413) 584-0392

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Trinity Health of New England

53 Southampton Road
Westfield, MA 01085

(413) 562-2052

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In The News (see more mentions in the news)

“ABOVE: On a trip to New York City in October 2023, Jonathan Bayuk and Tiffany Lemelin visited St. Patrick's Cathedral, where, out of thousands of people, the couple was chosen to present the gifts...”—"Love at second sight: United in helping those in need, two local health care professionals say I do", Daily Hampshire Gazette, July 2025

“The speaker will be Dr. Jonathan Bayuk, Medical Director of AIANE, Chief of the Allergy and Immunology Division at Baystate Medical Center, Director of Allergy and Immunology Curriculum at Baystate...”—"Medical notes: Oct. 15, 2018", Mass Live, October 2018

“His remarks were echoed by Dr. Jonathan Bayuk of Allergy and Immunology Associates of New England.”—"Cough, sneeze, itch: Ready for spring allergies?", Mass Live, February 2018

Noteworthy Medicare Patient Procedures Performed by Dr. Jonathan Lee Bayuk, DO in 2023

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

Top 5%

By Volume:

subcutaneous allergen immunotherapy

In 2023, Dr. Jonathan Lee Bayuk, DO performed more subcutaneous allergen immunotherapy (allergy shots) procedures for Medicare patients than 95% of providers in related specialties within Massachusetts.

Top 10%

By Affordability:

immunotherapy

subcutaneous allergen immunotherapy

In 2023, Dr. Jonathan Lee Bayuk, DO had a list price for immunotherapy, and subcutaneous allergen immunotherapy (allergy shots) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Massachusetts. 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 Volume:

allergy skin testing

percutaneous allergy test

By Affordability:

allergy skin testing

allergy testing

skin testing

In 2012, among providers in related specialties within Massachusetts, Dr. Jonathan Lee Bayuk, DO performed more allergy skin testing, and percutaneous allergy test procedures for Medicare patients than 75% of them and he also had a list price for allergy skin testing, allergy testing, and skin testing that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2012 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	3276
doctor visit	551
immunotherapy	1369
injections	1369
minimally invasive procedures	2841
preventive care	13
skin testing	3276
vaccines	13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2013 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	3855
doctor visit	576
immunotherapy	1512
injections	1512
minimally invasive procedures	3011
skin testing	3855

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	110
Female	245

**Ethnicity**
Non-Hispanic White	297
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	165
From 75 to 84	0
85 and over	0
Less than 65	128

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2013

Hypertension	43
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	13
Depression	35
Chronic Kidney Disease	12
Asthma	39
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	5
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2014 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	3725
doctor visit	504
immunotherapy	1421
injections	1421
minimally invasive procedures	3157
skin testing	3725

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	106
Female	278

**Ethnicity**
Non-Hispanic White	337
Black	11
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	0
85 and over	0
Less than 65	115

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2014

Hypertension	46
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	13
Depression	33
Chronic Kidney Disease	9
Asthma	41
Osteoperosis	9
Atrial Fibrilation	5
Heart Failure	5
Chronic Obstructive Pulmonary Disease	12
Diabetes	15
Dementia	4
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2015 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	4522
doctor visit	587
immunotherapy	1786
injections	1786
minimally invasive procedures	3832
skin testing	4522

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	240
Female	572

**Ethnicity**
Non-Hispanic White	732
Black	0
Hispanic	48
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	414
From 75 to 84	0
85 and over	0
Less than 65	250

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2015

Hypertension	44
High Cholesterol	37
Stroke	3
Ischemic Heart Disease	13
Depression	30
Chronic Kidney Disease	12
Asthma	42
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	11
Diabetes	17
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2016 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	5027
doctor visit	652
immunotherapy	1991
injections	1991
minimally invasive procedures	4165
skin testing	5027

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	158
Female	379

**Ethnicity**
Non-Hispanic White	470
Black	17
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	76
85 and over	14
Less than 65	157

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2016

Hypertension	43
High Cholesterol	39
Stroke	3
Ischemic Heart Disease	13
Depression	34
Chronic Kidney Disease	14
Asthma	44
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	5
Chronic Obstructive Pulmonary Disease	12
Diabetes	17
Dementia	4
Cancer	6

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2017 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	5648
doctor visit	637
immunotherapy	2532
injections	2532
minimally invasive procedures	4469
pulmonary testing	21
skin testing	5648

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	136
Female	339

**Ethnicity**
Non-Hispanic White	423
Black	15
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	0
85 and over	0
Less than 65	123

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2017

Hypertension	45
High Cholesterol	30
Stroke	3
Ischemic Heart Disease	13
Depression	32
Chronic Kidney Disease	16
Asthma	35
Osteoperosis	10
Atrial Fibrilation	6
Heart Failure	5
Chronic Obstructive Pulmonary Disease	13
Diabetes	18
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2018 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	5171
doctor visit	714
immunotherapy	3118
injections	3118
minimally invasive procedures	4338
pulmonary testing	93
skin testing	5171

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	147
Female	351

**Ethnicity**
Non-Hispanic White	440
Black	15
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	277
From 75 to 84	93
85 and over	12
Less than 65	116

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2018

Hypertension	47
High Cholesterol	41
Stroke	3
Ischemic Heart Disease	16
Depression	28
Chronic Kidney Disease	15
Asthma	41
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	7
Chronic Obstructive Pulmonary Disease	11
Diabetes	17
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2019 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	4392
doctor visit	618
immunotherapy	2577
injections	2577
minimally invasive procedures	3802
skin testing	4392

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	133
Female	350

**Ethnicity**
Non-Hispanic White	426
Black	0
Hispanic	24
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	100
85 and over	11
Less than 65	111

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2019

Hypertension	42
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	13
Depression	30
Chronic Kidney Disease	16
Asthma	36
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	6
Chronic Obstructive Pulmonary Disease	11
Diabetes	19
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2020 were skin testing, allergy testing, immunotherapy and injections.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	1931
doctor visit	423
immunotherapy	1829
injections	1829
minimally invasive procedures	1659
skin testing	1931

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	123
Female	346

**Ethnicity**
Non-Hispanic White	418
Black	0
Hispanic	20
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	257
From 75 to 84	98
85 and over	13
Less than 65	101

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2020

Hypertension	43
High Cholesterol	32
Stroke	0
Ischemic Heart Disease	13
Depression	32
Chronic Kidney Disease	14
Asthma	36
Osteoperosis	11
Atrial Fibrilation	6
Heart Failure	7
Chronic Obstructive Pulmonary Disease	8
Diabetes	14
Dementia	4
Cancer	7

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2021 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	3451
doctor visit	535
immunotherapy	2860
injections	2860
minimally invasive procedures	2945
skin testing	3451

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	252
Female	675

**Ethnicity**
Non-Hispanic White	811
Black	0
Hispanic	31
Asian	0
Other	50
Native American	0

**Age**
From 65 to 74	508
From 75 to 84	195
85 and over	34
Less than 65	190

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2021

Hypertension	45
High Cholesterol	41
Stroke	2
Ischemic Heart Disease	13
Depression	29
Chronic Kidney Disease	16
Asthma	34
Osteoperosis	12
Atrial Fibrilation	6
Heart Failure	7
Chronic Obstructive Pulmonary Disease	9
Diabetes	15
Dementia	3
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA during 2022 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

allergy testing	4044
doctor visit	549
immunotherapy	2983
injections	2983
minimally invasive procedures	3478
skin testing	4044

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	237
Female	632

**Ethnicity**
Non-Hispanic White	759
Black	24
Hispanic	29
Asian	11
Other	46
Native American	0

**Age**
From 65 to 74	478
From 75 to 84	197
85 and over	24
Less than 65	170

Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO in 2022

Hypertension	53
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	10
Depression	27
Chronic Kidney Disease	10
Asthma	45
Osteoperosis	17
Atrial Fibrilation	10
Heart Failure	6
Chronic Obstructive Pulmonary Disease	13
Diabetes	15
Dementia	2
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Jonathan Lee Bayuk, DO for Medicare patients.

The highest averages for the top procedures that Dr. Jonathan Lee Bayuk, DO treated as a pediatric allergist and immunologist in Greenfield, MA were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

allergy testing	4094
doctor visit	576
immunotherapy	2179
injections	2179
minimally invasive procedures	3427
preventive care	13
pulmonary testing	57
skin testing	4094
vaccines	13

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Jonathan Lee Bayuk, DO.

**Gender**
Male	149
Female	378

**Ethnicity**
Black / African American	7
Asian / Pacific Islander	1
Non-Hispanic White	464
Native American / Alaskan Native	0
Hispanic	25
Other	11

**Age**
75 to 84	69
85 and over	9
Less than 65	132
65 to 74	281

Average of Total of Conditions of Medicare patients treated by Dr. Jonathan Lee Bayuk, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Jonathan Lee Bayuk, DO treated were hypertension, asthma, high cholesterol and depression.

Hypertension	41
High Cholesterol	35
Stroke	1
Ischemic Heart Disease	11
Depression	28
Chronic Kidney Disease	12
Asthma	35
Osteoporosis	9
Heart Failure	5
Chronic Obstructive Pulmonary Disease	9
Diabetes	15
Atrial Fibrillation	6
Dementia	3
Cancer	6

Education & Training

Dr. Jonathan Lee Bayuk, DO graduated from University of New England, College of Osteopathic Medicine in 2000. He completed residency at Baystate Medical Center. He is certified by the Allergy and Immunology, American Board of Allergy and Immunology and has a state license in Massachusetts.

Medical School: University of New England, College of Osteopathic Medicine (2000)

Residency: Baystate Medical Center (2003)

Board Certification: Allergy and Immunology, American Board of Allergy and Immunology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Jonathan Lee Bayuk, DO is associated with these hospitals and organizations:

Baystate Health

Trinity Health of New England

Cooley Dickinson Hospital

Allergy & Immunology Associates of New England

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General Payments

These charts describe general payments received by Dr. Jonathan Lee Bayuk, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$211,570 SYMBICORT $87,351	FASENRA $85,759	TEZSPIRE $32,624	BREZTRI $261	BREZTRI AEROSPHERE $79	Other $5,498
Novartis Pharmaceuticals Corporation	$113,178 XOLAIR $113,160	$18
GENZYME CORPORATION	$52,740 DUPIXENT $52,740
Regeneron Healthcare Solutions, Inc.	$34,514 DUPIXENT $34,397	DUPIXENT DUPILUMAB INJECTION $117
Pfizer Inc.	$31,418 CIBINQO $18,998	EUCRISA $11,983	CUTAQUIG $270	PAXLOVID $166
Other	$178,941 TEZSPIRE $19,272	QVAR $17,038	Ruconest $15,891	HYQVIA $13,278	CUVITRU $13,233	Other $100,230

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$439,468
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$50,000
Travel and Lodging	$47,544
Honoraria	$37,774
Food and Beverage	$31,088
Other	$16,488

Research Payments

Dr. Jonathan Lee Bayuk, DO has received 1 research payments totaling $1,750.

Biography

Dr. Jonathan Bayuk, who practices in Northampton, MA, Westfield, MA, and Wilbraham, MA, is a medical specialist in pediatric allergy & immunology and adult allergy & immunology. Dr. Bayuk has a special interest in internal medicine. He attended the University of New England, College of Osteopathic Medicine and then went on to complete his residency at Baystate Medical Center. His hospital/clinic affiliations include Baystate Health, Cooley Dickinson Hospital, and Trinity Health of New England. According to Baystate Health, new patients are welcome to contact his office in Northampton, MA.