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Home > MI Providers

Dr. Martha L. Gray, MD

(17 Ratings)

Specializes in: General Internal Medicine and Geriatrics (Elderly Care)

Professional interests include: elder care

2200 Green Road Suite B
Ann Arbor, MI 48105

(734) 994-7446

Dr. Martha L. Gray, MD is a general internist in Suite B Ann Arbor, MI specializing in general internal medicine and geriatrics (elderly care). Dr. Martha L. Gray, MD is affiliated with Trinity Health.

Office Locations

2200 Green Road
Suite B Ann Arbor, MI 48105

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2200 Green Road Suite B
Ann Arbor, MI 48105

(734) 994-7446

(734) 263-8590

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255 N Lilley Road
Canton, MI 48187

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Noteworthy Medicare Patient Procedures Performed by Dr. Martha L. Gray, MD in 2024

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

Top 5%

By Volume:

flu shot

By Affordability:

A1C test

antigen tests

diabetes screening

glycated protein test

influenza tests

rapid flu test

In 2024, among providers in related specialties within Michigan, Dr. Martha L. Gray, MD performed more flu shot procedures for Medicare patients than 95% of them and she also had a list price for A1C test, antigen tests, diabetes screening, glycated protein test, influenza tests, and rapid flu 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 Volume:

A1C test

preventive care

By Affordability:

blood tests

diabetes management

screening test

In 2024, among providers in related specialties within Michigan, Dr. Martha L. Gray, MD performed more A1C test, and preventive care procedures for Medicare patients than 90% of them and she also had a list price for blood tests, diabetes management, and screening test that was lower than the list prices billed to Medicare by 90% 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 25%

By Affordability:

In 2012, Dr. Martha L. Gray, MD had a list price for flu shot, flu vaccine, immunization (preventive vaccines), and vaccines 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. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2012 were lab tests, preventive care, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	206
doctor visit	1989
ear procedures	17
lab tests	682
preventive care	482
removal of lesion (e.g. growth)	16
skin procedures	16
vaccines	276

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2013 were lab tests, preventive care, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

breathing treatment	16
diabetes management	221
doctor visit	2083
ear procedures	14
lab tests	649
preventive care	536
vaccines	315

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	111
Female	604

**Ethnicity**
Non-Hispanic White	663
Black	20
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	314
From 75 to 84	227
85 and over	150
Less than 65	24

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2013

Hypertension	53
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	22
Depression	15
Chronic Kidney Disease	14
Asthma	6
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2014 were lab tests, preventive care, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	237
doctor visit	2004
lab tests	676
preventive care	536
vaccines	299

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	101
Female	589

**Ethnicity**
Non-Hispanic White	640
Black	20
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	310
From 75 to 84	217
85 and over	147
Less than 65	16

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2014

Hypertension	51
High Cholesterol	38
Stroke	4
Ischemic Heart Disease	20
Depression	15
Chronic Kidney Disease	15
Asthma	4
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2015 were preventive care, lab tests, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	235
doctor visit	1988
lab tests	683
preventive care	714
vaccines	479

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	246
Female	1258

**Ethnicity**
Non-Hispanic White	1376
Black	58
Hispanic	0
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	656
From 75 to 84	456
85 and over	354
Less than 65	38

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2015

Hypertension	52
High Cholesterol	38
Stroke	5
Ischemic Heart Disease	19
Depression	16
Chronic Kidney Disease	18
Asthma	8
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2016 were preventive care, lab tests, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	234
doctor visit	1998
lab tests	723
preventive care	743
vaccines	509

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	108
Female	588

**Ethnicity**
Non-Hispanic White	635
Black	24
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	310
From 75 to 84	208
85 and over	159
Less than 65	19

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2016

Hypertension	52
High Cholesterol	35
Stroke	4
Ischemic Heart Disease	19
Depression	15
Chronic Kidney Disease	22
Asthma	11
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	22
Dementia	11
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2017 were lab tests, preventive care, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	242
doctor visit	1875
lab tests	666
preventive care	572
vaccines	330

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	103
Female	553

**Ethnicity**
Non-Hispanic White	592
Black	27
Hispanic	0
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	202
85 and over	141
Less than 65	13

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2017

Hypertension	52
High Cholesterol	30
Stroke	4
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2018 were lab tests, preventive care, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	232
doctor visit	1742
lab tests	556
preventive care	528
vaccines	285

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	101
Female	554

**Ethnicity**
Non-Hispanic White	587
Black	23
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	313
From 75 to 84	198
85 and over	130
Less than 65	14

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2018

Hypertension	51
High Cholesterol	32
Stroke	4
Ischemic Heart Disease	18
Depression	15
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	10
Diabetes	20
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2019 were preventive care, lab tests, vaccines and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	201
doctor visit	1478
lab tests	398
preventive care	423
vaccines	222

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	101
Female	539

**Ethnicity**
Non-Hispanic White	577
Black	22
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	299
From 75 to 84	212
85 and over	112
Less than 65	17

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2019

Hypertension	54
High Cholesterol	35
Stroke	3
Ischemic Heart Disease	18
Depression	17
Chronic Kidney Disease	23
Asthma	7
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2020 were lab tests, preventive care, diabetes management and vaccines.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	160
doctor visit	1023
lab tests	299
preventive care	209
vaccines	49

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	99
Female	442

**Ethnicity**
Non-Hispanic White	479
Black	21
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	271
From 75 to 84	179
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2020

Hypertension	49
High Cholesterol	30
Stroke	4
Ischemic Heart Disease	17
Depression	16
Chronic Kidney Disease	22
Asthma	4
Osteoperosis	4
Atrial Fibrilation	8
Heart Failure	7
Chronic Obstructive Pulmonary Disease	7
Diabetes	20
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2021 were lab tests, preventive care, diabetes management and vaccines.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	188
doctor visit	1068
lab tests	292
preventive care	227
vaccines	39

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	89
Female	435

**Ethnicity**
Non-Hispanic White	468
Black	21
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	253
From 75 to 84	171
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2021

Hypertension	52
High Cholesterol	34
Stroke	5
Ischemic Heart Disease	19
Depression	13
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	23
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2022 were lab tests, preventive care, diabetes management and vaccines.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	193
doctor visit	981
lab tests	209
preventive care	205
vaccines	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	106
Female	446

**Ethnicity**
Non-Hispanic White	491
Black	17
Hispanic	0
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	244
From 75 to 84	208
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2022

Hypertension	66
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	15
Depression	9
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	8
Chronic Obstructive Pulmonary Disease	9
Diabetes	21
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2023 were lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	169
doctor visit	798
lab tests	186
preventive care	183

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	103
Female	391

**Ethnicity**
Non-Hispanic White	441
Black	18
Hispanic	0
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	195
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2023

Hypertension	67
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	13
Depression	9
Chronic Kidney Disease	16
Asthma	6
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	8
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	4
Cancer	15

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI during 2024 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

diabetes management	163
doctor visit	598
lab tests	175
preventive care	268
vaccines	105

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Male	84
Female	359

**Ethnicity**
Non-Hispanic White	403
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	179
From 75 to 84	192
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Martha L. Gray, MD in 2024

Hypertension	67
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	12
Depression	8
Chronic Kidney Disease	15
Asthma	6
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	7
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Martha L. Gray, MD for Medicare patients.

The highest averages for the top procedures that Dr. Martha L. Gray, MD treated as a general internist in Suite B Ann Arbor, MI were lab tests, preventive care, vaccines and diabetes management.

diabetes management	206
doctor visit	1509
ear procedures	15
lab tests	476
preventive care	432
removal of lesion (e.g. growth)	16
skin procedures	16
vaccines	243

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Martha L. Gray, MD.

**Gender**
Female	519
Male	104

**Ethnicity**
Black / African American	20
Asian / Pacific Islander	0
Non-Hispanic White	565
Native American / Alaskan Native	0
Hispanic	0
Other	20

**Age**
75 to 84	205
85 and over	91
Less than 65	10
65 to 74	281

Average of Total of Conditions of Medicare patients treated by Dr. Martha L. Gray, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Martha L. Gray, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	51
High Cholesterol	36
Stroke	3
Ischemic Heart Disease	16
Depression	12
Chronic Kidney Disease	18
Asthma	5
Osteoporosis	6
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Atrial Fibrillation	9
Dementia	8
Cancer	11

Education & Training

She completed residency at Saint Joseph Mercy Health System. She is certified by the Geriatric Medicine, American Board of Internal Medicine and has a state license in Michigan.

Residency: Saint Joseph Mercy Health System

Board Certification: Geriatric Medicine, American Board of Internal Medicine

Licensed In: Michigan

Affiliations & Hospitals

Dr. Martha L. Gray, MD is associated with these hospitals and organizations:

Trinity Health

Ratings & Reviews

Dr. Martha L. Gray, MD has a high overall rating with an average of 3.94 out of 5 stars based on 17 ratings. We collect ratings and reviews of Dr. Martha L. Gray, MD from all over the web to help you find the right in Suite B Ann Arbor, MI.

3.94

Overall Rating

(17 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Dexcom, Inc.	$123 Dexcom G5 Mobile CGM System $123
Pfizer Inc.	$42 LYRICA $25	CHANTIX $17
Janssen Pharmaceuticals, Inc	$28 XARELTO $28
Horizon Therapeutics plc	$19 KRYSTEXXA $19
Actavis Pharma Inc	$19 VIIBRYD $19

**Types of Payments**
Food and Beverage	$232

Biography

Dr. Martha Gray sees patients in Ann Arbor, MI, Canton, MI, and Suite B Ann Arbor, MI. Her medical specialty is general internal medicine. She is especially interested in primary care and internal medicine. Dr. Gray attended the University of Michigan Medical School and then went on to complete her residency at Saint Joseph Mercy Health System. She is professionally affiliated with Trinity Health.