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Home > IN Providers > Cardiac Surgeons

Dr. Peter Andrew Walts, MD

(Dr. Peter A. Walts, MD)

(378 Ratings)

Specializes in: Cardiac Surgery

Rosalind Franklin University of Medicine and Science, Chicago Medical School (1996)

8433 Harcourt Road Suite 100
Indianapolis, IN 46260

(317) 583-7600

Dr. Peter Andrew Walts, MD is a cardiac surgeon in Carmel, IN specializing in cardiac surgery. He graduated from Rosalind Franklin University of Medicine and Science, Chicago Medical School in 1996 and has 30 years of experience. Dr. Peter Andrew Walts, MD is affiliated with Ascension St. Vincent Heart Center, Ascension, Ascension St. Vincent Hospital - Indianapolis and ST VINCENT MEDICAL GROUP INC.

Office Locations

10590 N Meridian Street Suite 105
Carmel, IN 46290

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8433 Harcourt Road Suite 100
Indianapolis, IN 46260

(317) 583-7600

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Noteworthy Medicare Patient Procedures Performed by Dr. Peter Andrew Walts, MD in 2023

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

Top 5%

By Volume:

cardiac procedures

heart bypass surgery

open-heart mitral valvuloplasty

open heart surgery

open Maze procedure

thoracic surgery procedures

tricuspid valvuloplasty

By Affordability:

mitral valve replacement

mitral valve surgery

repeat coronary bypass surgery

valvuloplasty

In 2023, among providers in related specialties within Indiana, Dr. Peter Andrew Walts, MD performed more cardiac procedures, heart bypass surgery (CABG), open-heart mitral valvuloplasty, open heart surgery, open Maze procedure, thoracic (chest) surgery procedures, and tricuspid valvuloplasty procedures for Medicare patients than 95% of them and he also had a list price for mitral valve replacement, mitral valve surgery, repeat coronary bypass surgery (redo CABG), and valvuloplasty that was lower than the list prices billed to Medicare by 95% of them. 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.

Top 25%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2012, Dr. Peter Andrew Walts, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Indiana. 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. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2012 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

ablation	16
bypass surgery	62
cardiac procedures	194
doctor visit	93
hospital care	98
inpatient care	98
minimally invasive procedures	16
open surgery	124
thoracic (chest) surgery procedures	140

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2013 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

bypass surgery	58
cardiac procedures	157
doctor visit	92
hospital care	82
implant surgery	17
inpatient care	82
minimally invasive procedures	17
open surgery	116
thoracic (chest) surgery procedures	116

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	136
Female	89

**Age**
From 65 to 74	97
From 75 to 84	84
85 and over	23
Less than 65	21

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	75
Depression	30
Chronic Kidney Disease	43
Asthma	12
Osteoperosis	0
Atrial Fibrilation	41
Heart Failure	61
Chronic Obstructive Pulmonary Disease	33
Diabetes	52
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2014 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

bypass surgery	87
cardiac procedures	243
doctor visit	101
hospital care	129
implant surgery	15
inpatient care	129
minimally invasive procedures	15
open surgery	174
thoracic (chest) surgery procedures	174

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	166
Female	112

**Ethnicity**
Non-Hispanic White	264
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	111
From 75 to 84	102
85 and over	38
Less than 65	27

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	75
Depression	24
Chronic Kidney Disease	47
Asthma	8
Osteoperosis	8
Atrial Fibrilation	37
Heart Failure	63
Chronic Obstructive Pulmonary Disease	35
Diabetes	55
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2015 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

ablation	25
bypass surgery	64
cardiac procedures	225
doctor visit	135
hospital care	110
inpatient care	110
open surgery	153
thoracic (chest) surgery procedures	153

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	330
Female	246

**Ethnicity**
Non-Hispanic White	550
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	182
85 and over	120
Less than 65	60

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	28
Chronic Kidney Disease	55
Asthma	26
Osteoperosis	7
Atrial Fibrilation	47
Heart Failure	69
Chronic Obstructive Pulmonary Disease	44
Diabetes	46
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2016 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

bypass surgery	68
cardiac procedures	186
doctor visit	116
hospital care	94
inpatient care	94
open surgery	136
thoracic (chest) surgery procedures	136

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	173
Female	109

**Ethnicity**
Non-Hispanic White	268
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	111
From 75 to 84	102
85 and over	45
Less than 65	24

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	29
Chronic Kidney Disease	57
Asthma	34
Osteoperosis	6
Atrial Fibrilation	36
Heart Failure	71
Chronic Obstructive Pulmonary Disease	32
Diabetes	49
Dementia	14
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2017 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

ablation	11
bypass surgery	77
cardiac procedures	257
doctor visit	98
hospital care	46
inpatient care	46
open surgery	165
thoracic (chest) surgery procedures	165

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	153
Female	100

**Ethnicity**
Non-Hispanic White	237
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	92
85 and over	34
Less than 65	26

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	75
Depression	34
Chronic Kidney Disease	65
Asthma	9
Osteoperosis	8
Atrial Fibrilation	40
Heart Failure	69
Chronic Obstructive Pulmonary Disease	37
Diabetes	49
Dementia	15
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2018 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

bypass surgery	75
cardiac procedures	194
doctor visit	97
hospital care	31
inpatient care	31
open surgery	150
thoracic (chest) surgery procedures	150

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	135
Female	84

**Age**
From 65 to 74	93
From 75 to 84	84
85 and over	21
Less than 65	21

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	75
Depression	27
Chronic Kidney Disease	60
Asthma	9
Osteoperosis	10
Atrial Fibrilation	39
Heart Failure	61
Chronic Obstructive Pulmonary Disease	34
Diabetes	0
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2019 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

ablation	12
bypass surgery	71
cardiac procedures	218
doctor visit	115
hospital care	38
inpatient care	38
open surgery	154
thoracic (chest) surgery procedures	154

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	134
Female	90

**Ethnicity**
Non-Hispanic White	208
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	82
85 and over	22
Less than 65	21

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	75
Depression	29
Chronic Kidney Disease	53
Asthma	10
Osteoperosis	7
Atrial Fibrilation	35
Heart Failure	67
Chronic Obstructive Pulmonary Disease	29
Diabetes	46
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2020 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

bypass surgery	59
cardiac procedures	156
doctor visit	86
hospital care	53
inpatient care	53
open surgery	118
thoracic (chest) surgery procedures	118

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	120
Female	68

**Age**
From 65 to 74	79
From 75 to 84	65
85 and over	31
Less than 65	13

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	75
Depression	22
Chronic Kidney Disease	65
Asthma	11
Osteoperosis	6
Atrial Fibrilation	34
Heart Failure	75
Chronic Obstructive Pulmonary Disease	31
Diabetes	55
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2021 were cardiac procedures, open surgery, thoracic (chest) surgery procedures and bypass surgery.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

ablation	11
bypass surgery	80
cardiac procedures	251
doctor visit	119
hospital care	45
inpatient care	45
open surgery	183
thoracic (chest) surgery procedures	171
vascular procedures	12

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	137
Female	88

**Ethnicity**
Non-Hispanic White	197
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	82
85 and over	19
Less than 65	14

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	59
Asthma	8
Osteoperosis	7
Atrial Fibrilation	35
Heart Failure	68
Chronic Obstructive Pulmonary Disease	28
Diabetes	48
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN during 2022 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

ablation	11
bypass surgery	58
cardiac procedures	183
doctor visit	101
hospital care	53
inpatient care	53
open surgery	127
thoracic (chest) surgery procedures	127

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	145
Female	67

**Ethnicity**
Non-Hispanic White	195
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	72
85 and over	19
Less than 65	12

Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	10
Atrial Fibrilation	57
Heart Failure	58
Chronic Obstructive Pulmonary Disease	33
Diabetes	44
Dementia	5
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Peter Andrew Walts, MD for Medicare patients.

The highest averages for the top procedures that Dr. Peter Andrew Walts, MD treated as a cardiac surgeon in Carmel, IN were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

ablation	14
bypass surgery	69
cardiac procedures	205
doctor visit	104
hospital care	70
implant surgery	16
inpatient care	70
minimally invasive procedures	16
open surgery	145
thoracic (chest) surgery procedures	145
vascular procedures	12

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Peter Andrew Walts, MD.

**Gender**
Male	148
Female	95

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	174
Hispanic	0
Native American / Alaskan Native	0
Other	1

**Age**
75 to 84	86
85 and over	33
Less than 65	21
65 to 74	102

Average of Total of Conditions of Medicare patients treated by Dr. Peter Andrew Walts, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	68
Depression	24
Chronic Kidney Disease	49
Asthma	12
Osteoporosis	6
Heart Failure	60
Chronic Obstructive Pulmonary Disease	30
Diabetes	40
Atrial Fibrillation	36
Cancer	12
Dementia	10

Education & Training

Dr. Peter Andrew Walts, MD graduated from Rosalind Franklin University of Medicine and Science, Chicago Medical School in 1996. He completed residency at Washington Hospital Center. He is certified by the The American Board of Thoracic Surgery - Thoracic and Cardiac Surgery and has a state license in Indiana.

Medical School: Rosalind Franklin University of Medicine and Science, Chicago Medical School (1996)

Residency: Washington Hospital Center

Board Certification: The American Board of Thoracic Surgery - Thoracic and Cardiac Surgery

Licensed In: Indiana

Affiliations & Hospitals

Dr. Peter Andrew Walts, MD is associated with these hospitals and organizations:

Ascension St. Vincent Heart Center

Ascension

Ascension St. Vincent Hospital - Indianapolis

ST VINCENT MEDICAL GROUP INC

Ratings & Reviews

Dr. Peter Andrew Walts, MD has an exceptional overall rating with an average of 4.9 out of 5 stars based on 378 ratings. We collect ratings and reviews of Dr. Peter Andrew Walts, MD from all over the web to help you find the right in Carmel, IN.

4.9

Overall Rating

(378 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
nContact Surgical, Inc	$36,259 EPi-Sense Guided Coagulation Device with VisiTrax $30,426	Cardiovascular $5,833
Medtronic Vascular, Inc.	$7,830 Heart Valves $4,902	Tri-Ad $1,833	Avalus $357	CoreValve Evolut $290	Simulus $248	Other $199
Edwards Lifesciences Corporation	$5,349 Carpentier-Edwards Physio II Annuloplasty Ring $1,762	Edwards SAPIEN 3 Transcatheter Heart Valve $1,194	INSPIRIS RESILIA aortic valve $966	EDWARDS INTUITY Elite valve system $892	Edwards SAPIEN 3 Ultra Transcatheter Heart Valve $148	Other $387
AtriCure, Inc.	$2,467 Cardiovascular $660	PRO135, PRO140, PRO145, PRO150 $139	EPI-SENSE GUIDED COAGULATION SYSTEM WITH VISITRAX $129	SYNERGY ABLATION SYSTEM $109	EPI-SENSE GUIDED COAGULATION DEV $45	Other $1,385
Abbott Laboratories	$2,277 EPIC $634	AMPLATZER Occluders $572	PORTICO $257	Aortic and Mitral Tissue Stented $242	Epic Stented Tissue Valve $175	Other $397
Other	$4,561 Mosaic $1,434	Structural Heart $1,221	TMR $385	Impella $346	OFIRMEV $140	Other $1,035

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$26,000
Travel and Lodging	$19,928
Food and Beverage	$8,426
Consulting Fee	$4,000
Education	$390

Biography

Dr. Peter Walts is a medical specialist in cardiac surgery. He has received a 5.0 out of 5 star rating by his patients. Dr. Walts is affiliated with Ascension St. Vincent Heart Center. He obtained his medical school training at Rosalind Franklin University of Medicine and Science, Chicago Medical School and performed his residency at Washington Hospital Center and Cleveland Clinic.