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Home > NC Providers > Intensivists & Critical Care Specialists

Dr. Rex W.B. Sagalla, DO

Accepting New Patients

(Dr. Rex Binguit Sagalla, DO)

(414 Ratings)

Specializes in: Adult Pulmonology and Critical Care (Intensive Care Medicine)

New York College of Osteopathic Medicine (2007)

3400 Wake Forest Road
Raleigh, NC 27609

(919) 954-3000

Dr. Rex W.B. Sagalla, DO is a pulmonologist in Raleigh, NC specializing in adult pulmonology and critical care (intensive care medicine). He graduated from New York College of Osteopathic Medicine in 2007 and has 19 years of experience. Dr. Rex W.B. Sagalla, DO is affiliated with Duke Health and DUKE HEALTH INTEGRATED PRACTICE INC.

Office Locations

3400 Wake Forest Road
Raleigh, NC 27609

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

hospital care	203
inpatient care	203

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2015 were hospital care, inpatient care and pulmonary testing.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	14
hospital care	112
inpatient care	112
pulmonary testing	98

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	192
Female	208

**Ethnicity**
Non-Hispanic White	336
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	126
85 and over	54
Less than 65	86

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2015

Hypertension	75
High Cholesterol	73
Stroke	15
Ischemic Heart Disease	64
Depression	36
Chronic Kidney Disease	58
Asthma	31
Osteoperosis	17
Atrial Fibrilation	30
Heart Failure	56
Chronic Obstructive Pulmonary Disease	40
Diabetes	47
Dementia	23
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2016 were hospital care, inpatient care and pulmonary testing.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	87
hospital care	172
inpatient care	172
pulmonary testing	149

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	192
Female	198

**Ethnicity**
Non-Hispanic White	335
Black	24
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	135
From 75 to 84	106
85 and over	71
Less than 65	78

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2016

Hypertension	75
High Cholesterol	65
Stroke	13
Ischemic Heart Disease	73
Depression	43
Chronic Kidney Disease	56
Asthma	50
Osteoperosis	13
Atrial Fibrilation	32
Heart Failure	60
Chronic Obstructive Pulmonary Disease	49
Diabetes	49
Dementia	32
Cancer	21

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2017 were hospital care, inpatient care and pulmonary testing.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	217
hospital care	199
inpatient care	199
pulmonary testing	126

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	157
Female	204

**Ethnicity**
Non-Hispanic White	301
Black	37
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	134
85 and over	47
Less than 65	54

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2017

Hypertension	75
High Cholesterol	62
Stroke	14
Ischemic Heart Disease	60
Depression	37
Chronic Kidney Disease	59
Asthma	16
Osteoperosis	14
Atrial Fibrilation	30
Heart Failure	48
Chronic Obstructive Pulmonary Disease	53
Diabetes	42
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2018 were pulmonary testing, hospital care and inpatient care.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	602
hospital care	125
inpatient care	125
pulmonary testing	332

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	229
Female	304

**Ethnicity**
Non-Hispanic White	423
Black	96
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	178
85 and over	54
Less than 65	70

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2018

Hypertension	73
High Cholesterol	60
Stroke	9
Ischemic Heart Disease	50
Depression	32
Chronic Kidney Disease	43
Asthma	21
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	30
Chronic Obstructive Pulmonary Disease	59
Diabetes	35
Dementia	14
Cancer	20

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2019 were pulmonary testing, hospital care and inpatient care.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	687
hospital care	167
inpatient care	167
pulmonary testing	338

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	279
Female	344

**Ethnicity**
Non-Hispanic White	465
Black	130
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	257
From 75 to 84	220
85 and over	65
Less than 65	81

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2019

Hypertension	75
High Cholesterol	66
Stroke	9
Ischemic Heart Disease	50
Depression	29
Chronic Kidney Disease	44
Asthma	20
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	32
Chronic Obstructive Pulmonary Disease	60
Diabetes	32
Dementia	16
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2020 were pulmonary testing, hospital care and inpatient care.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	424
hospital care	73
inpatient care	73
pulmonary testing	103

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	209
Female	283

**Ethnicity**
Non-Hispanic White	380
Black	91
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	170
85 and over	52
Less than 65	62

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2020

Hypertension	74
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	49
Depression	31
Chronic Kidney Disease	43
Asthma	21
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	29
Chronic Obstructive Pulmonary Disease	56
Diabetes	32
Dementia	14
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2021 were pulmonary testing.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	440
pulmonary testing	11

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	171
Female	225

**Ethnicity**
Non-Hispanic White	318
Black	63
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	164
85 and over	35
Less than 65	40

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2021

Hypertension	72
High Cholesterol	61
Stroke	8
Ischemic Heart Disease	46
Depression	27
Chronic Kidney Disease	43
Asthma	21
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	56
Diabetes	26
Dementia	12
Cancer	19

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

doctor visit	333
hospital care	34
inpatient care	34

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	128
Female	169

**Ethnicity**
Non-Hispanic White	234
Black	49
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	128
85 and over	36
Less than 65	27

Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	30
Asthma	32
Osteoperosis	16
Atrial Fibrilation	26
Heart Failure	31
Chronic Obstructive Pulmonary Disease	61
Diabetes	26
Dementia	8
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Rex W.B. Sagalla, DO for Medicare patients.

The highest averages for the top procedures that Dr. Rex W.B. Sagalla, DO treated as a pulmonologist in Raleigh, NC were pulmonary testing, hospital care and inpatient care.

doctor visit	350
hospital care	135
inpatient care	135
pulmonary testing	165

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Rex W.B. Sagalla, DO.

**Gender**
Male	173
Female	215

**Ethnicity**
Black / African American	58
Asian / Pacific Islander	0
Non-Hispanic White	310
Native American / Alaskan Native	0
Hispanic	2
Other	0

**Age**
75 to 84	136
85 and over	46
Less than 65	55
65 to 74	150

Average of Total of Conditions of Medicare patients treated by Dr. Rex W.B. Sagalla, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Rex W.B. Sagalla, DO treated were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension	66
High Cholesterol	58
Stroke	9
Ischemic Heart Disease	48
Depression	29
Chronic Kidney Disease	41
Asthma	23
Osteoporosis	11
Heart Failure	35
Chronic Obstructive Pulmonary Disease	48
Diabetes	32
Atrial Fibrillation	20
Dementia	16
Cancer	17

Education & Training

Dr. Rex W.B. Sagalla, DO graduated from New York College of Osteopathic Medicine in 2007. He completed residency at UMDNJ-Robert Wood Johnson Medical School Affiliated Hospitals. He is certified by the American Board of Internal Med, Critical Care Medicine and has a state license in New York.

Medical School: New York College of Osteopathic Medicine (2007)

Residency: UMDNJ-Robert Wood Johnson Medical School Affiliated Hospitals (2011)

Board Certification: American Board of Internal Med, Critical Care Medicine

Licensed In: New York

Affiliations & Hospitals

Dr. Rex W.B. Sagalla, DO is associated with these hospitals and organizations:

Duke Health

DUKE HEALTH INTEGRATED PRACTICE INC

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. Rex W.B. Sagalla, DO appears to accept the following insurance providers: MedCost, Aetna Traditional Choice, Aetna Medicare PPO, BlueCross BlueShield of North Carolina, CIGNA Open Access Plus, WellCare, AmeriHealth, Medicare Part B, Medicare Advantage, AARP, CIGNA Open Access, United Healthcare PPO, United Healthcare POS, United Healthcare HMO, Aetna, Aetna Workers' Compensation, TRICARE Prime, United Healthcare, TRICARE Prime Remote, Aetna Open Choice PPO, Medicare, Medicaid, Humana, Cigna, TRICARE, Harvard Pilgrim Health Care, Aetna Managed Choice POS, Gateway Health Alliance, Aetna HMO, Alliance Health (*Beginning January 2026), *Duke HomeCare and Hospice does not participate in the plan., Duke Employee Plans, Blue Options (123, PPO, HSA), *Duke HomeCare and Hospice and mental health providers do not participate with the plan., Aetna Quality Point of Service (QPOS), Aetna Choice POS, Aetna Choice POS II, Duke Advantage (*Beginning January 2026), Aetna Medicare Value Plan (HMO), Blue Advantage (*Available in select counties only), Duke Options (*Beginning January 2026), Duke Basic, Duke USA (*Beginning January 2026), Ambetter, Experience Health, Aetna Select HMO, Aetna PCP Coordinated POS Plan, Blue Select, Blue Medicare (HMO, PPO)*, Aetna Limited Benefit Insurance PPO, Vaya Health (*Beginning January 2026), Healthy Blue, Trillium (*Beginning January 2026), Aetna Health Network Only, Aetna Health Network Option, All Savers Fully Insured, Blue Value (*Duke Health Lake Norman and Kernodle Clinics only), First Medicare Direct, Carolina Complete Health, Healthgram, All Savers Alternate Funding, Aetna Medicare Assure Plan (HMO D-SNP), Aetna/CVS Health, Aetna Elect Choice HMO, Aetna Open Access Elect Choice, Partners (*Beginning January 2026), Aetna Voluntary Indemnity Group Plan, Duke Select, Aetna Open Access HMO, Open Access Aetna Select, Aetna Open Access Managed Choice, NC State Employees Health Plan, Ambetter of North Carolina and United Medical Resources (UMR).

Insurance Accepted by Provider includes:

According to our sources, Dr. Rex W.B. Sagalla, DO accepts the following insurance providers:

MedCost

Aetna Traditional Choice

Aetna Medicare PPO

BlueCross BlueShield of North Carolina

CIGNA Open Access Plus

WellCare

AmeriHealth

Medicare Part B

Medicare Advantage

AARP

CIGNA Open Access

United Healthcare PPO

United Healthcare POS

United Healthcare HMO

Aetna

Aetna Workers' Compensation

TRICARE Prime

United Healthcare

TRICARE Prime Remote

Aetna Open Choice PPO

Medicare

Medicaid

Humana

Cigna

TRICARE

Harvard Pilgrim Health Care

Aetna Managed Choice POS

Gateway Health Alliance

Aetna HMO

Alliance Health (*Beginning January 2026)

*Duke HomeCare and Hospice does not participate in the plan.

Duke Employee Plans

Blue Options (123, PPO, HSA)

*Duke HomeCare and Hospice and mental health providers do not participate with the plan.

Aetna Quality Point of Service (QPOS)

Aetna Choice POS, Aetna Choice POS II

Duke Advantage (*Beginning January 2026)

Aetna Medicare Value Plan (HMO)

Blue Advantage (*Available in select counties only)

Duke Options (*Beginning January 2026)

Duke Basic

Duke USA (*Beginning January 2026)

Ambetter

Experience Health

Aetna Select HMO

Aetna PCP Coordinated POS Plan

Blue Select

Blue Medicare (HMO, PPO)*

Aetna Limited Benefit Insurance PPO

Vaya Health (*Beginning January 2026)

Healthy Blue

Trillium (*Beginning January 2026)

Aetna Health Network Only, Aetna Health Network Option

All Savers Fully Insured

Blue Value (*Duke Health Lake Norman and Kernodle Clinics only)

First Medicare Direct

Carolina Complete Health

Healthgram

All Savers Alternate Funding

Aetna Medicare Assure Plan (HMO D-SNP)

Aetna/CVS Health

Aetna Elect Choice HMO, Aetna Open Access Elect Choice

Partners (*Beginning January 2026)

Aetna Voluntary Indemnity Group Plan

Duke Select

Aetna Open Access HMO, Open Access Aetna Select, Aetna Open Access Managed Choice

NC State Employees Health Plan

Ambetter of North Carolina

United Medical Resources (UMR)

Ratings & Reviews

Dr. Rex W.B. Sagalla, DO has an exceptional overall rating with an average of 4.89 out of 5 stars based on 414 ratings. We collect ratings and reviews of Dr. Rex W.B. Sagalla, DO from all over the web to help you find the right in Raleigh, NC.

4.89

Overall Rating

(414 Ratings)

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General Payments

These charts describe general payments received by Dr. Rex W.B. Sagalla, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Boehringer Ingelheim Pharmaceuticals, Inc.	$1,592 OFEV $691	SPIRIVA RESPIMAT $533	Spiriva $245	STIOLTO $106	$17
AstraZeneca Pharmaceuticals LP	$1,006 FASENRA $548	SYMBICORT $395	BEVESPI AEROSPHERE $12	$51
GlaxoSmithKline, LLC.	$836 NUCALA $430	TRELEGY ELLIPTA $172	ANORO $104	BREO $79	INCRUSE $20	Other $31
Genentech USA, Inc.	$722 Esbriet $509	XOLAIR $194	$19
Sunovion Pharmaceuticals Inc.	$470 Lonhala Magnair $270	Brovana $201
Other	$2,705 DUPIXENT $441	XOLAIR $328	Prolastin-C Liquid $172	ORENITRAM $172	ACTHAR $143	Other $1,450

**Types of Payments**
Food and Beverage	$7,123
Education	$208

Biography

Dr. Rex Sagalla works as a critical care (intensive care medicine) and adult pulmonology. He is conversant in Filipino. He is affiliated with Duke Health. Dr. Sagalla attended New York College of Osteopathic Medicine and then went on to complete his residency at a hospital affiliated with UMDNJ-New Jersey Medical School and a hospital affiliated with UMDNJ-Robert Wood Johnson Medical School. Patients gave Dr. Sagalla an average rating of 5.0 stars (out of 5). He is an in-network provider for several insurance carriers, including Blue California, CIGNA Plans, and TRICARE. He has an open panel in Raleigh, NC according to Duke Health.