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Dr. Mark Marshall Millar, MD

Accepting New Patients

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Specializes in: Adult Allergy & Immunology

Northwestern University, Feinberg School of Medicine

1179 E Paris Se Suite 150
Grand Rapids, MI 49546

(616) 957-1912

Dr. Mark Marshall Millar, MD is an allergist in Grand Rapids, MI specializing in adult allergy & immunology. He graduated from Northwestern University, Feinberg School of Medicine. Dr. Mark Marshall Millar, MD is affiliated with Trinity Health and University of Michigan Health-West.

Office Locations

1179 E Paris Se Suite 150
Grand Rapids, MI 49546

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4070 Lake Drive Se Suite 204
Grand Rapids, MI 49546

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Marshall Millar, MD in 2023

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

Top 10%

By Affordability:

percutaneous allergy test

In 2023, Dr. Mark Marshall Millar, MD had a list price for percutaneous allergy test that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Michigan. 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:

allergen immunotherapy

immunotherapy

subcutaneous allergen immunotherapy

In 2012, Dr. Mark Marshall Millar, MD had a list price for allergen immunotherapy, immunotherapy, and subcutaneous allergen immunotherapy (allergy shots) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Michigan. 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. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2012 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1497
doctor visit	203
immunotherapy	230
injections	230
minimally invasive procedures	1298
skin testing	1497

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2013 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1932
doctor visit	206
immunotherapy	219
injections	219
minimally invasive procedures	1658
skin testing	1932

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	57
Female	114

**Ethnicity**
Non-Hispanic White	150
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	0
85 and over	0
Less than 65	49

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2013

Hypertension	53
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	21
Depression	30
Chronic Kidney Disease	7
Asthma	40
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2014 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	2133
doctor visit	214
immunotherapy	263
injections	263
minimally invasive procedures	1823
skin testing	2133

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	51
Female	119

**Ethnicity**
Non-Hispanic White	151
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	0
85 and over	0
Less than 65	41

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2014

Hypertension	54
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	19
Depression	26
Chronic Kidney Disease	12
Asthma	39
Osteoperosis	6
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2015 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1765
doctor visit	196
immunotherapy	261
injections	261
minimally invasive procedures	1551
skin testing	1765

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	122
Female	220

**Ethnicity**
Non-Hispanic White	292
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	0
85 and over	0
Less than 65	108

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2015

Hypertension	60
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	19
Depression	28
Chronic Kidney Disease	13
Asthma	41
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	8
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2016 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1280
doctor visit	177
immunotherapy	220
injections	220
minimally invasive procedures	1130
skin testing	1280

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	50
Female	106

**Ethnicity**
Non-Hispanic White	131
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	0
85 and over	0
Less than 65	46

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2016

Hypertension	58
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	19
Asthma	38
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2017 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1739
doctor visit	166
immunotherapy	277
injections	277
minimally invasive procedures	1505
skin testing	1739

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	55
Female	95

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	0
85 and over	0
Less than 65	34

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2017

Hypertension	51
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	21
Depression	27
Chronic Kidney Disease	21
Asthma	39
Osteoperosis	7
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	15
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2018 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1979
doctor visit	162
immunotherapy	335
injections	335
minimally invasive procedures	1710
skin testing	1979

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	50
Female	100

**Ethnicity**
Non-Hispanic White	127
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2018

Hypertension	57
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	19
Depression	33
Chronic Kidney Disease	23
Asthma	33
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2019 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1980
doctor visit	176
immunotherapy	322
injections	322
minimally invasive procedures	1718
skin testing	1980

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	52
Female	105

**Ethnicity**
Non-Hispanic White	138
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	36
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2019

Hypertension	58
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	14
Depression	35
Chronic Kidney Disease	20
Asthma	40
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2020 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1474
doctor visit	131
immunotherapy	200
injections	200
minimally invasive procedures	1259
skin testing	1474

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	45
Female	81

**Ethnicity**
Non-Hispanic White	108
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	0
85 and over	0
Less than 65	24

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2020

Hypertension	52
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	19
Depression	20
Chronic Kidney Disease	25
Asthma	34
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2021 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1410
doctor visit	145
immunotherapy	157
injections	157
minimally invasive procedures	1231
skin testing	1410

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	43
Female	86

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

**Age**
From 65 to 74	71
From 75 to 84	0
85 and over	0
Less than 65	29

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2021

Hypertension	54
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	21
Depression	27
Chronic Kidney Disease	20
Asthma	36
Osteoperosis	15
Atrial Fibrilation	9
Heart Failure	0
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2022 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1075
doctor visit	116
immunotherapy	225
injections	225
minimally invasive procedures	918
skin testing	1075

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	40
Female	67

**Age**
From 65 to 74	58
From 75 to 84	0
85 and over	0
Less than 65	23

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2022

Hypertension	63
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	14
Depression	21
Chronic Kidney Disease	0
Asthma	44
Osteoperosis	16
Atrial Fibrilation	12
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	21
Dementia	0
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI during 2023 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

allergy testing	1019
doctor visit	121
immunotherapy	239
injections	239
minimally invasive procedures	875
skin testing	1019

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	41
Female	73

**Age**
From 65 to 74	61
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2023

Hypertension	59
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	18
Depression	20
Chronic Kidney Disease	18
Asthma	44
Osteoperosis	18
Atrial Fibrilation	14
Heart Failure	0
Chronic Obstructive Pulmonary Disease	10
Diabetes	19
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Mark Marshall Millar, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Marshall Millar, MD treated as an allergist in Grand Rapids, MI were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

allergy testing	1606
doctor visit	167
immunotherapy	245
injections	245
minimally invasive procedures	1389
skin testing	1606

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Mark Marshall Millar, MD.

**Gender**
Male	50
Female	97

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	111
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	8
85 and over	0
Less than 65	29
65 to 74	74

Average of Total of Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Mark Marshall Millar, MD treated were hypertension, high cholesterol, asthma and diabetes.

Hypertension	51
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	17
Depression	23
Chronic Kidney Disease	14
Asthma	35
Osteoporosis	7
Heart Failure	3
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Atrial Fibrillation	3
Cancer	6
Dementia	0

Education & Training

Dr. Mark Marshall Millar, MD graduated from Northwestern University, Feinberg School of Medicine. He completed residency at Northwestern Memorial Hospital. He is certified by the American Board of Allergy and Immunology and has a state license in Michigan.

Medical School: Northwestern University, Feinberg School of Medicine

Residency: Northwestern Memorial Hospital

Board Certification: American Board of Allergy and Immunology

Licensed In: Michigan

Affiliations & Hospitals

Dr. Mark Marshall Millar, MD is associated with these hospitals and organizations:

Trinity Health

University of Michigan Health-West

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Mark Marshall Millar, MD appears to accept the following insurance providers: Physician Group Incentive Program PGIP.

Insurance Accepted by Provider includes:

According to our sources, Dr. Mark Marshall Millar, MD accepts the following insurance providers:

Physician Group Incentive Program PGIP

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$215 XOLAIR $215
Sunovion Pharmaceuticals Inc.	$43 Alvesco $37	Brovana $6
AstraZeneca Pharmaceuticals LP	$12 $12

**Types of Payments**
Food and Beverage	$220
Education	$50

Biography

Dr. Mark Millar specializes in adult allergy & immunology. Dr. Millar is especially interested in internal medicine. He attended Northwestern University, Feinberg School of Medicine and subsequently trained at Northwestern Memorial Hospital for residency. He is affiliated with Trinity Health and the University of Michigan Health-West. According to Trinity Health, new patients are welcome to contact his office in Grand Rapids, MI.

Select Year:

Dr. Mark Marshall Millar, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Marshall Millar, MD in 2023

By Affordability:

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. Mark Marshall Millar, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Mark Marshall Millar, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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