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Dr. Gema Maria Hernandez, MD

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Specializes in: Family Medicine and Geriatrics (Elderly Care)

10 Calle Casia
San Juan, PR 00921

(787) 641-7582

Dr. Gema Maria Hernandez, MD is a family medicine practitioner in San Juan, PR specializing in family medicine and geriatrics (elderly care). Dr. Gema Maria Hernandez, MD is affiliated with U.S. Department of Veterans Affairs.

Office Locations

10 Calle Casia
San Juan, PR 00921

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San Juan Vamc (672) 10 Calle Casia San Juan
San Juan, PR 00921

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Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2014

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2014 were hypertension.

Hypertension	75
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

2015 Medicare Procedure Volume

The top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR during 2015 were nursing home care.

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

nursing home care	374

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Male	96
Female	136

**Ethnicity**
Non-Hispanic White	164
Black	30
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	78
85 and over	86
Less than 65	0

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2015

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2015 were hypertension, dementia, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	58
Stroke	26
Ischemic Heart Disease	58
Depression	53
Chronic Kidney Disease	53
Asthma	25
Osteoperosis	16
Atrial Fibrilation	28
Heart Failure	46
Chronic Obstructive Pulmonary Disease	28
Diabetes	51
Dementia	63
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR during 2016 were nursing home care, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

doctor visit	151
lab tests	13
nursing home care	1262
preventive care	11
vaccines	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Male	118
Female	194

**Ethnicity**
Non-Hispanic White	231
Black	0
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	105
85 and over	75
Less than 65	37

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2016

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2016 were hypertension, high cholesterol, dementia and ischemic heart disease.

Hypertension	75
High Cholesterol	68
Stroke	14
Ischemic Heart Disease	52
Depression	46
Chronic Kidney Disease	48
Asthma	32
Osteoperosis	13
Atrial Fibrilation	21
Heart Failure	38
Chronic Obstructive Pulmonary Disease	31
Diabetes	47
Dementia	53
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR during 2017 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

doctor visit	494
lab tests	18
preventive care	31
vaccines	31

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Male	80
Female	169

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	68
85 and over	25
Less than 65	42

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2017

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	63
High Cholesterol	48
Stroke	6
Ischemic Heart Disease	35
Depression	23
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	12
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR during 2018 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

doctor visit	506
lab tests	21
preventive care	82
vaccines	69

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Male	82
Female	197

**Ethnicity**
Non-Hispanic White	240
Black	0
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	140
From 75 to 84	70
85 and over	29
Less than 65	40

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2018

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2018 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	68
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	31
Depression	20
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	32
Dementia	12
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR during 2019 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

diabetes management	16
doctor visit	545
lab tests	31
preventive care	109
vaccines	82

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Male	99
Female	179

**Ethnicity**
Non-Hispanic White	240
Black	0
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	71
85 and over	19
Less than 65	39

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2019

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2019 were hypertension, diabetes, ischemic heart disease and chronic kidney disease.

Hypertension	67
High Cholesterol	0
Stroke	5
Ischemic Heart Disease	30
Depression	26
Chronic Kidney Disease	26
Asthma	0
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Dementia	9
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR during 2020 were lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

diabetes management	18
doctor visit	256
lab tests	18
preventive care	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Male	63
Female	137

**Ethnicity**
Non-Hispanic White	171
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	57
85 and over	11
Less than 65	26

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2020

The most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2020

Volume of procedures performed by Dr. Gema Maria Hernandez, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gema Maria Hernandez, MD treated as a family medicine practitioner in San Juan, PR were nursing home care, preventive care, vaccines and lab tests.

diabetes management	17
doctor visit	390
lab tests	20
nursing home care	818
preventive care	50
vaccines	48

Average Medicare Patient Data From 2014 - 2020

Information about Medicare patients treated by Dr. Gema Maria Hernandez, MD.

**Gender**
Female	144
Male	76

**Ethnicity**
Black / African American	4
Asian / Pacific Islander	0
Non-Hispanic White	178
Native American / Alaskan Native	0
Hispanic	17
Other	0

**Age**
85 and over	35
75 to 84	64
Less than 65	26
65 to 74	86

Average of Total of Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD From 2014 - 2020

The highest averages of the most common conditions of Medicare patients that Dr. Gema Maria Hernandez, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	43
Stroke	8
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	30
Asthma	11
Osteoporosis	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	17
Diabetes	31
Atrial Fibrillation	13
Cancer	8
Dementia	22

Education & Training

She has a state license in Puerto Rico.

Licensed In: Puerto Rico

Affiliations & Hospitals

Dr. Gema Maria Hernandez, MD is associated with these hospitals and organizations:

U.S. Department of Veterans Affairs

Ratings & Reviews

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General Payments

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

**Payments by Company**
Janssen Pharmaceuticals, Inc	$619 XARELTO $436	INVOKANA $177	$6
GlaxoSmithKline, LLC.	$519 BREO $176	ANORO $145	INCRUSE $70	TRELEGY ELLIPTA $67	FLOVENT $62
Astellas Pharma US Inc	$399 Myrbetriq $383	Vesicare $16
SANOFI-AVENTIS U.S. LLC	$284 TOUJEO $284
AstraZeneca Pharmaceuticals LP	$235 FARXIGA $235
Other	$1,574 ELIQUIS $232	Tresiba $126	SOLIRIS $120	Brovana $119	AVYCAZ $108	Other $869

**Types of Payments**
Food and Beverage	$3,619
Education	$11

Biography

Dr. Gema Hernandez-Santiago's specialties are family medicine and geriatrics (elderly care). She practices in San Juan, PR. She is affiliated with U.S. Department of Veterans Affairs.

Select Year:

Dr. Gema Maria Hernandez, MD

Office Locations

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD in 2020

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2020

Average Medicare Patient Data From 2014 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. Gema Maria Hernandez, MD From 2014 - 2020

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography