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Dr. Maria Michelle Diaz, MD

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Specializes in: Emergency Medicine

1 Parkland Drive
Derry, NH 03038

(603) 421-2220

Dr. Maria Michelle Diaz, MD is an emergency medicine doctor in Derry, NH specializing in emergency medicine.

Office Locations

1 Parkland Drive
Derry, NH 03038

(603) 421-2220

(603) 421-2223

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Noteworthy Medicare Patient Procedures Performed by Dr. Maria Michelle Diaz, MD in 2023

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

Top 25%

By Affordability:

emergency care

emergency room care

In 2012, Dr. Maria Michelle Diaz, MD had a list price for emergency care, and emergency room (ER) care that was lower than the list prices billed to Medicare by 75% of providers in related specialties within New Hampshire. 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. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2012 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	770

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2013 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	602

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	253
Female	310

**Ethnicity**
Non-Hispanic White	549
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	173
85 and over	112
Less than 65	123

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	15
Ischemic Heart Disease	46
Depression	37
Chronic Kidney Disease	37
Asthma	13
Osteoperosis	8
Atrial Fibrilation	22
Heart Failure	35
Chronic Obstructive Pulmonary Disease	34
Diabetes	38
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2014 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	454

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	198
Female	232

**Ethnicity**
Non-Hispanic White	412
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	124
85 and over	96
Less than 65	106

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2014

Hypertension	74
High Cholesterol	60
Stroke	11
Ischemic Heart Disease	40
Depression	39
Chronic Kidney Disease	38
Asthma	18
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	32
Chronic Obstructive Pulmonary Disease	32
Diabetes	36
Dementia	26
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2015 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	725

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	578
Female	848

**Ethnicity**
Non-Hispanic White	1362
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	412
From 75 to 84	392
85 and over	324
Less than 65	298

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2015

Hypertension	75
High Cholesterol	60
Stroke	13
Ischemic Heart Disease	42
Depression	40
Chronic Kidney Disease	39
Asthma	25
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	31
Chronic Obstructive Pulmonary Disease	30
Diabetes	37
Dementia	23
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2016 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	766

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	367
Female	409

**Ethnicity**
Non-Hispanic White	747
Black	0
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	256
85 and over	165
Less than 65	135

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2016

Hypertension	75
High Cholesterol	64
Stroke	15
Ischemic Heart Disease	53
Depression	40
Chronic Kidney Disease	43
Asthma	32
Osteoperosis	9
Atrial Fibrilation	29
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	32
Dementia	27
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2017 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	586

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	299
Female	336

**Ethnicity**
Non-Hispanic White	604
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	202
85 and over	139
Less than 65	131

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	13
Ischemic Heart Disease	49
Depression	40
Chronic Kidney Disease	45
Asthma	12
Osteoperosis	9
Atrial Fibrilation	30
Heart Failure	33
Chronic Obstructive Pulmonary Disease	27
Diabetes	35
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2018 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	576

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	301
Female	368

**Ethnicity**
Non-Hispanic White	638
Black	0
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	201
85 and over	161
Less than 65	118

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	15
Ischemic Heart Disease	52
Depression	38
Chronic Kidney Disease	43
Asthma	12
Osteoperosis	12
Atrial Fibrilation	28
Heart Failure	33
Chronic Obstructive Pulmonary Disease	26
Diabetes	31
Dementia	25
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2019 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	408

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	201
Female	286

**Ethnicity**
Non-Hispanic White	465
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	137
From 75 to 84	155
85 and over	105
Less than 65	90

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	11
Ischemic Heart Disease	47
Depression	41
Chronic Kidney Disease	44
Asthma	13
Osteoperosis	11
Atrial Fibrilation	29
Heart Failure	35
Chronic Obstructive Pulmonary Disease	31
Diabetes	34
Dementia	22
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2020 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	228

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	101
Female	140

**Ethnicity**
Non-Hispanic White	224
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	67
From 75 to 84	67
85 and over	45
Less than 65	62

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2020

Hypertension	71
High Cholesterol	55
Stroke	11
Ischemic Heart Disease	39
Depression	41
Chronic Kidney Disease	42
Asthma	12
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	32
Chronic Obstructive Pulmonary Disease	24
Diabetes	36
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2021 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	310

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	121
Female	194

**Ethnicity**
Non-Hispanic White	301
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	92
85 and over	65
Less than 65	68

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2021

Hypertension	66
High Cholesterol	49
Stroke	8
Ischemic Heart Disease	41
Depression	39
Chronic Kidney Disease	41
Asthma	11
Osteoperosis	11
Atrial Fibrilation	23
Heart Failure	26
Chronic Obstructive Pulmonary Disease	22
Diabetes	25
Dementia	18
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH during 2022 were emergency care.

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

emergency care	306

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Male	133
Female	159

**Ethnicity**
Non-Hispanic White	270
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	74
85 and over	57
Less than 65	77

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2022

Hypertension	69
High Cholesterol	57
Stroke	12
Ischemic Heart Disease	29
Depression	37
Chronic Kidney Disease	25
Asthma	15
Osteoperosis	12
Atrial Fibrilation	27
Heart Failure	28
Chronic Obstructive Pulmonary Disease	32
Diabetes	27
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Maria Michelle Diaz, MD for Medicare patients.

The highest averages for the top procedures that Dr. Maria Michelle Diaz, MD treated as an emergency medicine doctor in Derry, NH were emergency care.

emergency care	521

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Maria Michelle Diaz, MD.

**Gender**
Female	298
Male	232

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	506
Native American / Alaskan Native	0
Hispanic	0
Other	3

**Age**
85 and over	115
75 to 84	157
Less than 65	109
65 to 74	147

Average of Total of Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Maria Michelle Diaz, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	66
High Cholesterol	54
Stroke	11
Ischemic Heart Disease	39
Depression	35
Chronic Kidney Disease	36
Asthma	14
Osteoporosis	9
Heart Failure	29
Chronic Obstructive Pulmonary Disease	26
Diabetes	30
Atrial Fibrillation	22
Dementia	19
Cancer	11

Education & Training

She has a state license in New Hampshire.

Licensed In: New Hampshire

Ratings & Reviews

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General Payments

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

**Payments by Company**
Luitpold Pharmaceuticals Inc	$7 BETAMETHASONE SOD PHOS $7

**Types of Payments**
Education	$7

Biography

Dr. Maria Diaz is a specialist in emergency medicine. She works in Derry, NH. Dr. Diaz has obtained a license to practice in New Hampshire.

Select Year:

Dr. Maria Michelle Diaz, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Maria Michelle Diaz, MD in 2023

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. Maria Michelle Diaz, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Maria Michelle Diaz, 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. Maria Michelle Diaz, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Emergency Physicians in Nearby Locations

Other Providers in Derry, NH