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Home > NC Providers > Allergists & Immunologists

Dr. John Gray Norris, MD

(No ratings)

Specializes in: Allergy & Immunology

Medical College of Georgia

8401 University Executive Park Drive Suite 128
Charlotte, NC 28262

(704) 372-7900

Dr. John Gray Norris, MD is an allergist and immunologist in Cornelius, NC specializing in allergy & immunology. He graduated from Medical College of Georgia. Dr. John Gray Norris, MD is affiliated with Carolina Asthma & Allergy Center and CAROLINA ASTHMA AND ALLERGY CENTER PA.

Office Locations

Carolina Asthma & Allergy Center

19475 Old Jetton Road Suite 100
Cornelius, NC 28031

(704) 998-0921

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Carolina Asthma & Allergy Center

2600 E 7th Street Unit A
Charlotte, NC 28204

(704) 376-2216

open_in_new

Carolina Asthma & Allergy Center

8401 University Executive Park Drive Suite 128
Charlotte, NC 28262

(704) 372-7900

(704) 998-0901

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. John Gray Norris, MD 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

By Affordability:

allergy patch test

In 2023, among providers in related specialties within North Carolina, Dr. John Gray Norris, MD performed more subcutaneous allergen immunotherapy (allergy shots) procedures for Medicare patients than 95% of them and he also had a list price for allergy patch 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 10%

By Affordability:

exhaled nitric oxide test

percutaneous allergy test

pulmonary testing

subcutaneous allergen immunotherapy

In 2023, Dr. John Gray Norris, MD had a list price for exhaled nitric oxide (eNO) test, percutaneous allergy test, pulmonary testing, and subcutaneous allergen immunotherapy (allergy shots) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within North Carolina. 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

exhaled nitric oxide test

percutaneous allergy test

By Affordability:

allergen immunotherapy

allergy skin testing

allergy testing

immunotherapy

intradermal allergy test

skin testing

In 2012, among providers in related specialties within North Carolina, Dr. John Gray Norris, MD performed more allergy skin testing, exhaled nitric oxide (eNO) test, and percutaneous allergy test procedures for Medicare patients than 75% of them and he also had a list price for allergen immunotherapy, allergy skin testing, allergy testing, immunotherapy, intradermal allergy test, 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. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2012 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	2705
doctor visit	310
immunotherapy	1999
injections	1999
minimally invasive procedures	2349
skin testing	2705

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2013 were skin testing, allergy testing, immunotherapy and injections.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	2901
doctor visit	308
immunotherapy	2730
injections	2730
minimally invasive procedures	2509
preventive care	19
skin testing	2901
vaccines	19

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	112
Female	170

**Ethnicity**
Non-Hispanic White	237
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	63
85 and over	14
Less than 65	28

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2013

Hypertension	51
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	16
Depression	13
Chronic Kidney Disease	11
Asthma	24
Osteoperosis	7
Atrial Fibrilation	5
Heart Failure	5
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2014 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	4562
doctor visit	328
immunotherapy	2507
injections	2507
minimally invasive procedures	3386
skin testing	4562

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	101
Female	182

**Ethnicity**
Non-Hispanic White	241
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	59
85 and over	16
Less than 65	28

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2014

Hypertension	53
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	16
Depression	16
Chronic Kidney Disease	10
Asthma	27
Osteoperosis	7
Atrial Fibrilation	0
Heart Failure	5
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	4
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2015 were skin testing, allergy testing, immunotherapy and injections.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	2647
doctor visit	343
immunotherapy	2310
injections	2310
minimally invasive procedures	2302
preventive care	29
skin testing	2647
vaccines	29

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	228
Female	370

**Ethnicity**
Non-Hispanic White	480
Black	86
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	362
From 75 to 84	138
85 and over	36
Less than 65	62

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2015

Hypertension	52
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	18
Depression	16
Chronic Kidney Disease	11
Asthma	29
Osteoperosis	7
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2016 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	3323
doctor visit	399
immunotherapy	2355
injections	2355
minimally invasive procedures	2896
preventive care	22
pulmonary testing	19
skin testing	3323
vaccines	22

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	130
Female	174

**Ethnicity**
Non-Hispanic White	246
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	181
From 75 to 84	71
85 and over	18
Less than 65	34

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2016

Hypertension	53
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	17
Depression	19
Chronic Kidney Disease	15
Asthma	32
Osteoperosis	6
Atrial Fibrilation	5
Heart Failure	6
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	4
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2017 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	3120
doctor visit	343
immunotherapy	1967
injections	1967
minimally invasive procedures	2644
preventive care	26
pulmonary testing	14
skin testing	3120
vaccines	26

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	116
Female	161

**Ethnicity**
Non-Hispanic White	221
Black	44
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	78
85 and over	20
Less than 65	33

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2017

Hypertension	58
High Cholesterol	43
Stroke	5
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	16
Asthma	29
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	14
Diabetes	23
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2018 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	4388
doctor visit	336
immunotherapy	2604
injections	2604
minimally invasive procedures	3687
preventive care	22
pulmonary testing	14
skin testing	4388
vaccines	22

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	172
Female	262

**Ethnicity**
Non-Hispanic White	358
Black	53
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	137
85 and over	17
Less than 65	28

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2018

Hypertension	62
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	17
Asthma	25
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2019 were immunotherapy, injections, skin testing and allergy testing.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	3857
doctor visit	364
immunotherapy	4521
injections	4521
minimally invasive procedures	3320
preventive care	13
pulmonary testing	31
skin testing	3857
vaccines	13

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	173
Female	270

**Ethnicity**
Non-Hispanic White	361
Black	54
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	251
From 75 to 84	146
85 and over	15
Less than 65	31

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2019

Hypertension	58
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	17
Asthma	25
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	6
Chronic Obstructive Pulmonary Disease	9
Diabetes	21
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2020 were skin testing, allergy testing, immunotherapy and injections.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	4309
doctor visit	311
ear procedures	11
immunotherapy	3671
injections	3671
minimally invasive procedures	3659
skin testing	4309

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	153
Female	239

**Ethnicity**
Non-Hispanic White	316
Black	50
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	117
85 and over	22
Less than 65	30

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2020

Hypertension	51
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	21
Depression	16
Chronic Kidney Disease	18
Asthma	25
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	20
Dementia	3
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2021 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	4842
doctor visit	346
immunotherapy	3821
injections	3821
minimally invasive procedures	4113
preventive care	20
pulmonary testing	27
skin testing	4842
vaccines	20

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	163
Female	261

**Ethnicity**
Non-Hispanic White	344
Black	51
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	244
From 75 to 84	127
85 and over	26
Less than 65	27

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2021

Hypertension	52
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	20
Depression	19
Chronic Kidney Disease	20
Asthma	24
Osteoperosis	10
Atrial Fibrilation	6
Heart Failure	5
Chronic Obstructive Pulmonary Disease	11
Diabetes	19
Dementia	4
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC during 2022 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

allergy testing	5416
doctor visit	344
immunotherapy	4100
injections	4100
minimally invasive procedures	4276
pulmonary testing	32
skin testing	5416

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	178
Female	278

**Ethnicity**
Non-Hispanic White	373
Black	55
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	248
From 75 to 84	151
85 and over	27
Less than 65	30

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2022

Hypertension	62
High Cholesterol	71
Stroke	5
Ischemic Heart Disease	17
Depression	16
Chronic Kidney Disease	15
Asthma	29
Osteoperosis	14
Atrial Fibrilation	10
Heart Failure	5
Chronic Obstructive Pulmonary Disease	14
Diabetes	18
Dementia	2
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John Gray Norris, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Gray Norris, MD treated as an allergist and immunologist in Cornelius, NC were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

allergy testing	3824
doctor visit	339
ear procedures	11
immunotherapy	2962
injections	2962
minimally invasive procedures	3194
preventive care	21
pulmonary testing	22
skin testing	3824
vaccines	21

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John Gray Norris, MD.

**Gender**
Male	138
Female	215

**Ethnicity**
Black / African American	42
Asian / Pacific Islander	0
Non-Hispanic White	288
Native American / Alaskan Native	0
Hispanic	0
Other	2

**Age**
75 to 84	98
85 and over	19
Less than 65	30
65 to 74	205

Average of Total of Conditions of Medicare patients treated by Dr. John Gray Norris, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John Gray Norris, MD treated were hypertension, high cholesterol, asthma and diabetes.

Hypertension	50
High Cholesterol	48
Stroke	2
Ischemic Heart Disease	16
Depression	15
Chronic Kidney Disease	13
Asthma	24
Osteoporosis	7
Heart Failure	5
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Atrial Fibrillation	5
Dementia	2
Cancer	8

Education & Training

Dr. John Gray Norris, MD graduated from Medical College of Georgia. He completed residency at Wake Forest University Baptist Medical Center. He is certified by the American Board of Allergy and Immunology and has a state license in Georgia.

Medical School: Medical College of Georgia

Residency: Wake Forest University Baptist Medical Center

Board Certification: American Board of Allergy and Immunology (2020)

Licensed In: Georgia

Affiliations & Hospitals

Dr. John Gray Norris, MD is associated with these hospitals and organizations:

Carolina Asthma & Allergy Center

CAROLINA ASTHMA AND ALLERGY CENTER PA

Ratings & Reviews

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General Payments

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

**Payments by Company**
GlaxoSmithKline, LLC.	$101,182 TRELEGY ELLIPTA $54,429	NUCALA $2,608	BREO $418	ARNUITY $176	AREXVY $90	Other $43,463
Celgene Corporation	$34,076 $34,076
AstraZeneca Pharmaceuticals LP	$24,137 FASENRA $20,692	SYMBICORT $683	TEZSPIRE $560	BREZTRI $228	BEVESPI AEROSPHERE $176	Other $1,797
Regeneron Healthcare Solutions, Inc.	$20,500 DUPIXENT $20,217	DUPIXENT DUPILUMAB INJECTION $283
GENZYME CORPORATION	$10,752 DUPIXENT $10,738	ASTHMA - DISEASE $14
Other	$27,869 QVAR $6,469	XOLAIR $3,115	Pazeo $1,837	QNASL $1,492	SPIRIVA RESPIMAT $1,402	Other $13,554

**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	$145,459
Consulting Fee	$33,609
Food and Beverage	$29,458
Honoraria	$5,800
Travel and Lodging	$4,015
Other	$174

Biography

Dr. J. Norris' area of specialization is allergy & immunology. Dr. Norris is affiliated with Carolina Asthma & Allergy Center. He attended Medical College of Georgia for medical school and subsequently trained at Wake Forest University Baptist Medical Center for residency. Distinctions awarded to Dr. Norris include: Recognized among "Mom-Approved Doctors" by Charlotte Parent Magazine and Recognized as one of Charlotte Magazine s "Top Doctors" in Allergy/Immunology.

Select Year:

Dr. John Gray Norris, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John Gray Norris, MD in 2023

By Volume:

By Affordability:

By Affordability:

By Volume:

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. John Gray Norris, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gray Norris, 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. John Gray Norris, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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