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Dr. Gillian Ann Ellis, MD

(Dr. Gillian A. Ellis, MD)

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Specializes in: Adult Hospital Medicine and Geriatrics (Elderly Care)

Ross University School of Medicine

1900 Don Wickham Drive
Clermont, FL 34711

(352) 394-4071

Dr. Gillian Ann Ellis, MD is an internal medicine hospitalist in Clermont, FL specializing in adult hospital medicine and geriatrics (elderly care). She graduated from Ross University School of Medicine. Dr. Gillian Ann Ellis, MD is affiliated with Orlando Health and CHRISTUS Health.

Office Locations

Orlando Health

1900 Don Wickham Drive
Clermont, FL 34711

(352) 394-4071

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CHRISTUS Health

200 Corporate Boulevard
Lafayette, LA 70508

(337) 609-8078

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Noteworthy Medicare Patient Procedures Performed by Dr. Gillian Ann Ellis, MD in 2023

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

Top 25%

By Volume:

inpatient hospital care

In 2012, Dr. Gillian Ann Ellis, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Florida.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2012 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	1306
inpatient care	934
outpatient care	372

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	1202
inpatient care	1039
outpatient care	163

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	210
Female	287

**Ethnicity**
Non-Hispanic White	383
Black	0
Hispanic	54
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	174
85 and over	86
Less than 65	78

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	70
Depression	34
Chronic Kidney Disease	54
Asthma	15
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	42
Chronic Obstructive Pulmonary Disease	37
Diabetes	51
Dementia	28
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2014 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	1140
inpatient care	1016
outpatient care	100

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	203
Female	272

**Ethnicity**
Non-Hispanic White	385
Black	41
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	159
85 and over	99
Less than 65	67

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	75
Depression	34
Chronic Kidney Disease	51
Asthma	15
Osteoperosis	9
Atrial Fibrilation	28
Heart Failure	49
Chronic Obstructive Pulmonary Disease	43
Diabetes	51
Dementia	28
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	1185
inpatient care	970
outpatient care	163

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	372
Female	552

**Ethnicity**
Non-Hispanic White	732
Black	100
Hispanic	70
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	288
85 and over	196
Less than 65	140

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	72
Depression	39
Chronic Kidney Disease	57
Asthma	35
Osteoperosis	11
Atrial Fibrilation	28
Heart Failure	53
Chronic Obstructive Pulmonary Disease	42
Diabetes	51
Dementia	30
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	1201
inpatient care	983
outpatient care	169

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	251
Female	267

**Ethnicity**
Non-Hispanic White	411
Black	72
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	164
85 and over	96
Less than 65	95

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	65
Depression	36
Chronic Kidney Disease	61
Asthma	41
Osteoperosis	9
Atrial Fibrilation	26
Heart Failure	52
Chronic Obstructive Pulmonary Disease	41
Diabetes	51
Dementia	26
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	772
inpatient care	658
outpatient care	76

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	198
Female	249

**Ethnicity**
Non-Hispanic White	331
Black	59
Hispanic	46
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	156
85 and over	81
Less than 65	88

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	67
Depression	41
Chronic Kidney Disease	71
Asthma	18
Osteoperosis	11
Atrial Fibrilation	29
Heart Failure	58
Chronic Obstructive Pulmonary Disease	44
Diabetes	57
Dementia	29
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	434
inpatient care	398
outpatient care	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	128
Female	158

**Ethnicity**
Non-Hispanic White	213
Black	42
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	97
From 75 to 84	86
85 and over	58
Less than 65	45

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	67
Depression	43
Chronic Kidney Disease	66
Asthma	15
Osteoperosis	10
Atrial Fibrilation	25
Heart Failure	54
Chronic Obstructive Pulmonary Disease	41
Diabetes	46
Dementia	30
Cancer	21

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	609
inpatient care	561
outpatient care	20

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	207
Female	189

**Ethnicity**
Non-Hispanic White	314
Black	32
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	150
85 and over	75
Less than 65	48

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	70
Depression	42
Chronic Kidney Disease	71
Asthma	14
Osteoperosis	7
Atrial Fibrilation	34
Heart Failure	53
Chronic Obstructive Pulmonary Disease	39
Diabetes	49
Dementia	28
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	836
inpatient care	789
outpatient care	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	215
Female	265

**Ethnicity**
Non-Hispanic White	367
Black	58
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	163
85 and over	105
Less than 65	56

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	71
Depression	40
Chronic Kidney Disease	67
Asthma	15
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	52
Chronic Obstructive Pulmonary Disease	39
Diabetes	51
Dementia	32
Cancer	19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	745
inpatient care	694
outpatient care	51

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	228
Female	227

**Ethnicity**
Non-Hispanic White	359
Black	51
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	146
85 and over	106
Less than 65	50

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	71
Depression	41
Chronic Kidney Disease	67
Asthma	13
Osteoperosis	9
Atrial Fibrilation	28
Heart Failure	50
Chronic Obstructive Pulmonary Disease	36
Diabetes	48
Dementia	31
Cancer	19

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

hospital care	578
inpatient care	560
outpatient care	18

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Male	152
Female	179

**Ethnicity**
Non-Hispanic White	262
Black	32
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	135
85 and over	79
Less than 65	23

Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	27
Ischemic Heart Disease	58
Depression	40
Chronic Kidney Disease	54
Asthma	13
Osteoperosis	16
Atrial Fibrilation	45
Heart Failure	43
Chronic Obstructive Pulmonary Disease	38
Diabetes	48
Dementia	27
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gillian Ann Ellis, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gillian Ann Ellis, MD treated as an internal medicine hospitalist in Clermont, FL were hospital care, inpatient care and outpatient care.

hospital care	909
inpatient care	782
outpatient care	106

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gillian Ann Ellis, MD.

**Gender**
Female	240
Male	196

**Ethnicity**
Black / African American	44
Asian / Pacific Islander	0
Non-Hispanic White	341
Native American / Alaskan Native	0
Hispanic	30
Other	0

**Age**
85 and over	89
75 to 84	147
Less than 65	62
65 to 74	137

Average of Total of Conditions of Medicare patients treated by Dr. Gillian Ann Ellis, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	68
Stroke	14
Ischemic Heart Disease	62
Depression	35
Chronic Kidney Disease	56
Asthma	17
Osteoporosis	9
Heart Failure	46
Chronic Obstructive Pulmonary Disease	36
Diabetes	45
Atrial Fibrillation	26
Dementia	26
Cancer	16

Education & Training

Dr. Gillian Ann Ellis, MD graduated from Ross University School of Medicine. She completed residency at Orlando Health. She is certified by the Certification: American Board of Internal Medicine and has a state license in Georgia.

Medical School: Ross University School of Medicine

Residency: Orlando Health

Board Certification: Certification: American Board of Internal Medicine

Licensed In: Georgia

Affiliations & Hospitals

Dr. Gillian Ann Ellis, MD is associated with these hospitals and organizations:

Orlando Health

CHRISTUS Health

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. Gillian Ann Ellis, MD appears to accept the following insurance providers: CorVel Workers' Compensation, Aetna Medicare PPO, Aetna Signature Administrators, WellCare Medicare Advantage, Private Healthcare Systems (PHCS), Humana Medicare Advantage PPO, Prime Health, AmeriHealth, Medicare Advantage, MultiPlan, Magellan Health Services, OptumHealth Behavioral Solutions (United Behavioral Health), AvMed, Rockport Healthcare Group, United Healthcare, Medicaid, Humana, Cigna, Evolutions Healthcare Systems, Veterans Administration, Community Care Network (CCN), TRICARE, Molina Healthcare, Coventry, Blue California, Accountable Health Plans PPO, Employers Health Network, First Health, Beech Street, Aetna Public & Labor, Cega Group Services International, Travel Insurance Services International, GMMI (fka Generali Health Services), Gold Kidney Health Plan, WellMed, Carelon Behavioral Health (fka Beacon Health Options), Aetna Whole Health, Simply Florida Healthy Kids, Centivo Health, Truli for Health, Heritage Summit Workers Compensation, Imagine Health, Florida Health Care Plans, Walt Disney World Worker's Compensation, OccuNet (Orlando City/Global Sports), Orlando Health Network - Team Member Health Plan, Employer's Direct Healthcare - Lantern, Assured Assistance International, Simply Clear Health Alliance, SimPlan - Mutual of Omaha, Aetna Healthcare Exchange, Global Excel Management, Aetna Commercial, ELAN Insurance Group, Aetna Better Health, MedCare/MedSave International and Ambetter from Sunshine Health Healthcare Exchange.

Insurance Accepted by Provider includes:

According to our sources, Dr. Gillian Ann Ellis, MD accepts the following insurance providers:

CorVel Workers' Compensation

Aetna Medicare PPO

Aetna Signature Administrators

WellCare Medicare Advantage

Private Healthcare Systems (PHCS)

Humana Medicare Advantage PPO

Prime Health

AmeriHealth

Medicare Advantage

MultiPlan

Magellan Health Services

OptumHealth Behavioral Solutions (United Behavioral Health)

AvMed

Rockport Healthcare Group

United Healthcare

Medicaid

Humana

Cigna

Evolutions Healthcare Systems

Veterans Administration

Community Care Network (CCN)

TRICARE

Molina Healthcare

Coventry

Blue California

Accountable Health Plans PPO

Employers Health Network

First Health

Beech Street

Aetna Public & Labor

Cega Group Services International

Travel Insurance Services International

GMMI (fka Generali Health Services)

Gold Kidney Health Plan

WellMed

Carelon Behavioral Health (fka Beacon Health Options)

Aetna Whole Health

Simply Florida Healthy Kids

Centivo Health

Truli for Health

Heritage Summit Workers Compensation

Imagine Health

Florida Health Care Plans

Walt Disney World Worker's Compensation

OccuNet (Orlando City/Global Sports)

Orlando Health Network - Team Member Health Plan

Employer's Direct Healthcare - Lantern

Assured Assistance International

Simply Clear Health Alliance

SimPlan - Mutual of Omaha

Aetna Healthcare Exchange

Global Excel Management

Aetna Commercial

ELAN Insurance Group

Aetna Better Health

MedCare/MedSave International

Ambetter from Sunshine Health Healthcare Exchange

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General Payments

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

**Payments by Company**
Boehringer Ingelheim Pharmaceuticals, Inc.	$93 OFEV $93
Novartis Pharmaceuticals Corporation	$91 ENTRESTO $91
Actelion Pharmaceuticals US, Inc.	$79 VELETRI EPOPROSTENOL $79
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)	$33 LifeVest $33
Janssen Pharmaceuticals, Inc	$27 XARELTO $27
Other	$84 SOLIRIS $23	VAPOTHERM $19	KYPHON Balloon Kyphoplasty $16	GENERAL PAIN MANAGEMENT $16	Cardiac Diagnostics and Monitoring $11

**Types of Payments**
Food and Beverage	$407

Biography

Dr. Gillian Ellis is a specialist in adult hospital medicine and geriatrics (elderly care). She is professionally affiliated with Orlando Health and CHRISTUS Health. Dr. Ellis studied medicine at Ross University School of Medicine. She completed her residency training at Orlando Health. She accepts AvMed, Blue California, Coventry, and more.