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Dr. Richard Donald Gregory, MD

Accepting New Patients

(109 Ratings)

Specializes in: Cardiac Surgery and Thoracic Surgery

MCP Hahnemann School of Medicine (1991)

Professional interests include: thoracic (chest) surgery procedures, heart surgery

1510 E Herndon Avenue Suite 210
Fresno, CA 93720

(559) 450-7455

Dr. Richard Donald Gregory, MD is a cardiac surgeon in Fresno, CA specializing in cardiac surgery and thoracic surgery. He graduated from MCP Hahnemann School of Medicine in 1991 and has 35 years of experience. Dr. Richard Donald Gregory, MD is affiliated with Saint Agnes Medical Center.

Office Locations

1377 E Herndon Avenue Suite 104
Fresno, CA 93720

(559) 450-7455

(559) 450-7473

open_in_new

Saint Agnes Medical Center

1510 E Herndon Avenue Suite 210
Fresno, CA 93720

(559) 450-7455

open_in_new

In The News

“Instead, she said, the hospital recruited two Fresno-based heart surgeons, Richard Gregory and Peter Birnbaum, to lead its program.”—"Valley hospitals rated average for heart surgery deaths", Fresno Bee, August 2015

“Half of patients with symptoms from aortic valve stenosis do not live more than two years, said Dr. Richard Gregory, a Fresno cardiothoracic surgeon.”—"New heart procedure in Fresno hospitals avoids major surgery (video)", Fresno Bee, June 2014

Noteworthy Medicare Patient Procedures Performed by Dr. Richard Donald Gregory, MD in 2023

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

Top 25%

By Affordability:

coronary bypass surgery with artery graft

single bypass surgery

In 2012, Dr. Richard Donald Gregory, MD had a list price for coronary bypass surgery with artery graft, and single bypass surgery that was lower than the list prices billed to Medicare by 75% of providers in related specialties within California. 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. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2012 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	28
cardiac procedures	114
doctor visit	29
hospital care	20
inpatient care	20
open surgery	56
thoracic (chest) surgery procedures	56

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2013 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	43
cardiac procedures	110
doctor visit	39
hospital care	20
inpatient care	20
open surgery	86
thoracic (chest) surgery procedures	86

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	117
Female	84

**Ethnicity**
Non-Hispanic White	144
Black	0
Hispanic	40
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	66
85 and over	22
Less than 65	19

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	75
Depression	21
Chronic Kidney Disease	38
Asthma	15
Osteoperosis	7
Atrial Fibrilation	28
Heart Failure	46
Chronic Obstructive Pulmonary Disease	23
Diabetes	52
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2014 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	33
cardiac procedures	94
doctor visit	46
hospital care	29
inpatient care	29
open surgery	66
thoracic (chest) surgery procedures	66

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	63
Female	44

**Ethnicity**
Non-Hispanic White	84
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	36
From 75 to 84	41
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	19
Chronic Kidney Disease	44
Asthma	21
Osteoperosis	12
Atrial Fibrilation	21
Heart Failure	61
Chronic Obstructive Pulmonary Disease	30
Diabetes	40
Dementia	15
Cancer	20

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2015 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	32
cardiac procedures	106
doctor visit	94
hospital care	38
inpatient care	38
open surgery	64
thoracic (chest) surgery procedures	64

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	158
Female	108

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

**Age**
From 65 to 74	92
From 75 to 84	92
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	75
Depression	23
Chronic Kidney Disease	54
Asthma	21
Osteoperosis	13
Atrial Fibrilation	32
Heart Failure	62
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Dementia	11
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2016 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	30
cardiac procedures	128
doctor visit	69
hospital care	35
inpatient care	35
minimally invasive procedures	15
open surgery	60
thoracic (chest) surgery procedures	60
vascular procedures	15

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	79
Female	48

**Ethnicity**
Non-Hispanic White	87
Black	0
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	47
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	75
Depression	23
Chronic Kidney Disease	70
Asthma	33
Osteoperosis	11
Atrial Fibrilation	25
Heart Failure	75
Chronic Obstructive Pulmonary Disease	30
Diabetes	52
Dementia	11
Cancer	19

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2017 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	35
cardiac procedures	96
doctor visit	58
hospital care	60
inpatient care	60
open surgery	70
thoracic (chest) surgery procedures	70

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	80
Female	45

**Ethnicity**
Non-Hispanic White	84
Black	0
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	47
From 75 to 84	39
85 and over	19
Less than 65	20

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	75
Depression	22
Chronic Kidney Disease	62
Asthma	21
Osteoperosis	10
Atrial Fibrilation	23
Heart Failure	68
Chronic Obstructive Pulmonary Disease	32
Diabetes	50
Dementia	13
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2018 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	34
cardiac procedures	102
doctor visit	35
hospital care	43
inpatient care	43
open surgery	68
thoracic (chest) surgery procedures	68

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	63
Female	38

**Ethnicity**
Non-Hispanic White	73
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	75
Depression	29
Chronic Kidney Disease	64
Asthma	14
Osteoperosis	0
Atrial Fibrilation	28
Heart Failure	70
Chronic Obstructive Pulmonary Disease	34
Diabetes	50
Dementia	19
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2019 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	23
cardiac procedures	46
doctor visit	46
hospital care	35
inpatient care	35
open surgery	46
thoracic (chest) surgery procedures	46

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	55
Female	43

**Ethnicity**
Non-Hispanic White	69
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	24
85 and over	17
Less than 65	12

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	21
Chronic Kidney Disease	62
Asthma	12
Osteoperosis	11
Atrial Fibrilation	30
Heart Failure	61
Chronic Obstructive Pulmonary Disease	34
Diabetes	48
Dementia	13
Cancer	29

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2020 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	15
cardiac procedures	30
doctor visit	37
hospital care	25
inpatient care	25
open surgery	30
thoracic (chest) surgery procedures	30

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	52
Female	42

**Ethnicity**
Non-Hispanic White	65
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	41
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	73
Depression	34
Chronic Kidney Disease	61
Asthma	12
Osteoperosis	12
Atrial Fibrilation	22
Heart Failure	55
Chronic Obstructive Pulmonary Disease	37
Diabetes	51
Dementia	15
Cancer	36

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2021 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and hospital care.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	19
cardiac procedures	38
doctor visit	40
hospital care	20
inpatient care	20
lobectomy	12
open surgery	50
thoracic (chest) surgery procedures	50

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	47
Female	43

**Ethnicity**
Non-Hispanic White	65
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	71
Depression	19
Chronic Kidney Disease	50
Asthma	13
Osteoperosis	0
Atrial Fibrilation	27
Heart Failure	46
Chronic Obstructive Pulmonary Disease	34
Diabetes	36
Dementia	0
Cancer	33

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA during 2022 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and bypass surgery.

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

bypass surgery	19
cardiac procedures	38
doctor visit	50
hospital care	19
inpatient care	19
open surgery	38
thoracic (chest) surgery procedures	38

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	69
Female	35

**Ethnicity**
Non-Hispanic White	73
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	64
Depression	20
Chronic Kidney Disease	44
Asthma	17
Osteoperosis	14
Atrial Fibrilation	62
Heart Failure	53
Chronic Obstructive Pulmonary Disease	35
Diabetes	42
Dementia	0
Cancer	25

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Richard Donald Gregory, MD for Medicare patients.

The highest averages for the top procedures that Dr. Richard Donald Gregory, MD treated as a cardiac surgeon in Fresno, CA were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

bypass surgery	28
cardiac procedures	82
doctor visit	49
hospital care	31
inpatient care	31
lobectomy	12
minimally invasive procedures	15
open surgery	57
thoracic (chest) surgery procedures	57
vascular procedures	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Richard Donald Gregory, MD.

**Gender**
Male	71
Female	48

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	88
Native American / Alaskan Native	0
Hispanic	12
Other	0

**Age**
75 to 84	41
85 and over	5
Less than 65	4
65 to 74	48

Average of Total of Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Richard Donald Gregory, MD treated were high cholesterol, hypertension, ischemic heart disease and heart failure.

Hypertension	68
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	66
Depression	21
Chronic Kidney Disease	49
Asthma	16
Osteoporosis	8
Heart Failure	54
Chronic Obstructive Pulmonary Disease	29
Diabetes	41
Atrial Fibrillation	27
Dementia	9
Cancer	20

Education & Training

Dr. Richard Donald Gregory, MD graduated from MCP Hahnemann School of Medicine in 1991. He completed residency at Valley Medical Center of Fresno. He is certified by the Thoracic Surgery (Cardiothoracic Vascular Surgery), Thoracic Surgery, American Board and has a state license in California.

Medical School: MCP Hahnemann School of Medicine (1991)

Residency: Valley Medical Center of Fresno (1996)

Board Certification: Thoracic Surgery (Cardiothoracic Vascular Surgery), Thoracic Surgery, American Board (2000)

Licensed In: California

Affiliations & Hospitals

Dr. Richard Donald Gregory, MD is associated with these hospitals and organizations:

Saint Agnes Medical Center

Ratings & Reviews

Dr. Richard Donald Gregory, MD has an exceptional overall rating with an average of 4.91 out of 5 stars based on 109 ratings. We collect ratings and reviews of Dr. Richard Donald Gregory, MD from all over the web to help you find the right in Fresno, CA.

4.91

Overall Rating

(109 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
AtriCure, Inc.	$9,596 Cardiovascular $3,866	OLL2, OSL2, ASU2, ASB3 $1,303	ATRICURE SYNERGY ABLATION SYSTEM $689	Epi-Sense Guided Coagulation Sys $505	SYNERGY ABLATION SYSTEM $235	Other $2,998
Edwards Lifesciences Corporation	$3,421 Edwards SAPIEN 3 Transcatheter Heart Valve $1,449	INSPIRIS RESILIA aortic valve $810	Pericardial Heart Valves $170	EDWARDS INTUITY Elite valve system $159	Transcatheter Heart Valves $110	Other $723
ABIOMED	$910 Impella $910
Medical Device Business Services, Inc.	$735 Surgicel Powder $735
St. Jude Medical, Inc.	$463 Structural Heart $366	Microny ll SR plus Pacemaker $97
Other	$3,531 HeartWare Ventricular Assist System $206	CARDIOVASCULAR PRODUCT $204	LifeVest $203	Thrombate III $165	Da Vinci Surgical System $161	Other $2,592

**Types of Payments**
Food and Beverage	$10,847
Travel and Lodging	$7,809

Research Payments

Dr. Richard Donald Gregory, MD has received 3 research payments totaling $39,000.

Biography

Dr. Richard Gregory, who practices in Fresno, CA, is a medical specialist in cardiac surgery and thoracic surgery. He is a graduate of MCP Hahnemann School of Medicine. Dr. Gregory's residency was performed at the University of Wisconsin Hospital and Clinics and Valley Medical Center of Fresno. Areas of particular interest for Dr. Gregory include heart surgery and thoracic (chest) surgery procedures. Dr. Gregory has a 5.0 out of 5 star average patient rating. He is affiliated with Saint Agnes Medical Center. He welcomes new patients at his office inFresno, CA as reported by Saint Agnes Medical Center.

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Dr. Richard Donald Gregory, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Richard Donald Gregory, 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. Richard Donald Gregory, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard Donald Gregory, 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. Richard Donald Gregory, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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