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Home > GA Providers > Allergists & Immunologists

Dr. Njeri Maina, MD, PhD

Accepting New Patients

(141 Ratings)

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

Professional interests include: skin allergy, insect sting allergy, immunodeficiency, and more.

4645 Timber Ridge Drive #160
Douglasville, GA 30135

(770) 953-3331

Dr. Njeri Maina, MD, PhD is an allergist and immunologist in Douglasville, GA specializing in allergy & immunology and internal medicine (adult medicine). Dr. Njeri Maina, MD, PhD is affiliated with Atlanta Allergy & Asthma.

Office Locations

4645 Timber Ridge Drive #160
Douglasville, GA 30135

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2012 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

hospital care	560
inpatient care	476
outpatient care	84

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

hospital care	681
inpatient care	603
outpatient care	78

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	138
Female	158

**Ethnicity**
Non-Hispanic White	260
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	75
From 75 to 84	90
85 and over	85
Less than 65	46

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2013

Hypertension	75
High Cholesterol	68
Stroke	17
Ischemic Heart Disease	65
Depression	33
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	11
Atrial Fibrilation	30
Heart Failure	42
Chronic Obstructive Pulmonary Disease	46
Diabetes	37
Dementia	35
Cancer	16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2014 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

hospital care	493
inpatient care	440
outpatient care	53

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	91
Female	113

**Ethnicity**
Non-Hispanic White	173
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	65
85 and over	49
Less than 65	32

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2014

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	65
Depression	39
Chronic Kidney Disease	51
Asthma	9
Osteoperosis	24
Atrial Fibrilation	29
Heart Failure	45
Chronic Obstructive Pulmonary Disease	40
Diabetes	42
Dementia	25
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

hospital care	888
inpatient care	716
outpatient care	172

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	356
Female	340

**Ethnicity**
Non-Hispanic White	612
Black	48
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	216
85 and over	180
Less than 65	124

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2015

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	64
Depression	45
Chronic Kidney Disease	58
Asthma	26
Osteoperosis	18
Atrial Fibrilation	31
Heart Failure	47
Chronic Obstructive Pulmonary Disease	42
Diabetes	45
Dementia	28
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

hospital care	332
inpatient care	263
outpatient care	69

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	91
Female	74

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

**Age**
From 65 to 74	44
From 75 to 84	54
85 and over	38
Less than 65	29

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2016

Hypertension	75
High Cholesterol	73
Stroke	13
Ischemic Heart Disease	62
Depression	41
Chronic Kidney Disease	52
Asthma	38
Osteoperosis	13
Atrial Fibrilation	35
Heart Failure	47
Chronic Obstructive Pulmonary Disease	39
Diabetes	44
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2018

Hypertension	69
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2019 were skin testing, allergy testing, minimally invasive procedures and pulmonary testing.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

allergy testing	1727
blood draw	13
breathing treatment	13
doctor visit	119
minimally invasive procedures	1389
pulmonary testing	16
skin testing	1727

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	27
Female	57

**Ethnicity**
Non-Hispanic White	70
Black	14
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	46
From 75 to 84	18
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2019

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	43
Depression	29
Chronic Kidney Disease	29
Asthma	27
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2020 were skin testing, allergy testing, minimally invasive procedures and pulmonary testing.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

allergy testing	1411
doctor visit	106
minimally invasive procedures	1069
pulmonary testing	27
skin testing	1411

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	31
Female	61

**Ethnicity**
Non-Hispanic White	69
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2020

Hypertension	71
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	37
Depression	23
Chronic Kidney Disease	24
Asthma	33
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2021 were skin testing, allergy testing and minimally invasive procedures.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

allergy testing	1942
doctor visit	96
minimally invasive procedures	1467
skin testing	1942

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	26
Female	64

**Ethnicity**
Non-Hispanic White	72
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2021

Hypertension	69
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	38
Depression	22
Chronic Kidney Disease	24
Asthma	31
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	17
Chronic Obstructive Pulmonary Disease	0
Diabetes	29
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2022 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

allergy testing	1233
doctor visit	88
immunotherapy	170
injections	170
minimally invasive procedures	990
skin testing	1233

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	24
Female	73

**Ethnicity**
Non-Hispanic White	78
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	57
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2022

Hypertension	70
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	20
Depression	24
Chronic Kidney Disease	14
Asthma	38
Osteoperosis	13
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2023 were immunotherapy, injections and pulmonary testing.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

doctor visit	104
immunotherapy	181
injections	181
pulmonary testing	14

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	31
Female	72

**Ethnicity**
Non-Hispanic White	70
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	53
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2023

Hypertension	73
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	16
Depression	17
Chronic Kidney Disease	16
Asthma	60
Osteoperosis	14
Atrial Fibrilation	11
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA during 2024 were immunotherapy, injections and pulmonary testing.

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

doctor visit	105
immunotherapy	338
injections	338
pulmonary testing	19

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	25
Female	69

**Ethnicity**
Non-Hispanic White	59
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	47
From 75 to 84	26
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD in 2024

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	18
Depression	23
Chronic Kidney Disease	26
Asthma	54
Osteoperosis	13
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	18
Diabetes	33
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Njeri Maina, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Njeri Maina, MD, PhD treated as an allergist and immunologist in Douglasville, GA were skin testing, allergy testing, minimally invasive procedures and hospital care.

allergy testing	1578
blood draw	13
doctor visit	103
hospital care	590
immunotherapy	229
injections	229
inpatient care	499
minimally invasive procedures	1228
outpatient care	91
pulmonary testing	19
skin testing	1578

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Njeri Maina, MD, PhD.

**Gender**
Male	70
Female	90

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	0
Non-Hispanic White	133
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	45
85 and over	29
Less than 65	19
65 to 74	55

Average of Total of Conditions of Medicare patients treated by Dr. Njeri Maina, MD, PhD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Njeri Maina, MD, PhD treated were hypertension, high cholesterol, ischemic heart disease and asthma.

Hypertension	66
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	35
Depression	24
Chronic Kidney Disease	27
Asthma	27
Osteoporosis	8
Heart Failure	20
Chronic Obstructive Pulmonary Disease	21
Diabetes	25
Atrial Fibrillation	11
Cancer	10
Dementia	9

Education & Training

This provider has a state license in Georgia.

Licensed In: Georgia

Affiliations & Hospitals

Dr. Njeri Maina, MD, PhD is associated with these hospitals and organizations:

Atlanta Allergy & Asthma

Ratings & Reviews

Dr. Njeri Maina, MD, PhD has an exceptional overall rating with an average of 4.86 out of 5 stars based on 141 ratings. We collect ratings and reviews of Dr. Njeri Maina, MD, PhD from all over the web to help you find the right in Douglasville, GA.

4.86

Overall Rating

(141 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
CSL Behring	$11,697 Haegarda $11,566	Hizentra $131
Optinose US, Inc.	$4,393 Xhance $4,393
AstraZeneca Pharmaceuticals LP	$2,551 FASENRA $1,151	TEZSPIRE $491	SYMBICORT $393	AIRSUPRA $127	BREZTRI AEROSPHERE $46	Other $343
GlaxoSmithKline, LLC.	$1,905 NUCALA $1,323	TRELEGY ELLIPTA $564	AREXVY $14	ANORO ELLIPTA $4
GENZYME CORPORATION	$1,215 DUPIXENT $1,215
Other	$5,965 DUPIXENT $994	XOLAIR $809	CUVITRU $300	Auvi-Q $282	CUTAQUIG $281	Other $3,298

**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	$14,822
Food and Beverage	$12,615
Education	$225
Travel and Lodging	$64

Research Payments

Dr. Njeri Maina, MD, PhD has received 32 research payments totaling $172,974.

Biography

Dr. Njeri Maina's area of specialization is allergy & immunology. Dr. Maina attended medical school at Indiana University School of Medicine. Her areas of expertise include immunodeficiency, sinusitis (sinus inflammation), and drug allergy. Patient reviews placed her at an average of 5.0 stars (out of 5).