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Home > MA Providers > Orthopedic Surgeons

Dr. Louis G. Jenis, MD

Accepting New Patients

(57 Ratings)

Specializes in: Orthopedics/Orthopedic Surgery

Boston University School of Medicine

Professional interests include: spine surgery procedures

24 Newton Street 1 (
Southborough, MA 01772

(508) 486-4472

Dr. Louis G. Jenis, MD is an orthopedist in Newton, MA specializing in orthopedics/orthopedic surgery. He graduated from Boston University School of Medicine. Dr. Louis G. Jenis, MD is affiliated with Reliant Medical Group.

Office Locations

159 Wells Avenue
Newton, MA 02459

open_in_new

Reliant Medical Group

123 Summer Street 1 (
Worcester, MA 01608

(508) 964-5580

open_in_new

Reliant Medical Group

24 Newton Street 1 (
Southborough, MA 01772

(508) 486-4472

open_in_new

In The News

“Louis Jenis, a Hopkinton resident, is now chief medical and innovation officer at Newton-Wellesley Hospital in Newton.”—"People on the Move", Worcester Business Journal, July 2017

“The procedure will be performed by Dr. Louis Jenis at Massachusetts General Hospital, according to the team.”—"Bruins' Dennis Seidenberg expected to miss eight weeks after undergoing back surgery", Boston, September 2015

“The surgery will be performed by Dr. Louis Jenis at Massachusetts General Hospital.”—"Boston Bruins defenseman Dennis Seidenberg to undergo surgery, will miss approximately eight weeks", Mass Live, September 2015

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2012 were spinal procedures, X-rays, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

arthrodesis (bone fusion surgery)	14
aspiration	14
bone marrow tests	14
decompression surgery	30
doctor visit	296
minimally invasive procedures	14
nerve procedures	30
spinal procedures	164
X-rays	87

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2013 were spinal procedures, X-rays, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

aspiration	13
bone marrow tests	13
decompression surgery	32
doctor visit	320
nerve procedures	32
spinal procedures	120
X-rays	61

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	99
Female	149

**Ethnicity**
Non-Hispanic White	236
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	77
85 and over	14
Less than 65	39

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2013

Hypertension	64
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	26
Depression	27
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	7
Atrial Fibrilation	7
Heart Failure	8
Chronic Obstructive Pulmonary Disease	6
Diabetes	27
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2014 were spinal procedures, X-rays, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	35
doctor visit	309
nerve procedures	35
spinal procedures	101
X-rays	55

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	103
Female	152

**Ethnicity**
Non-Hispanic White	242
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	124
From 75 to 84	89
85 and over	11
Less than 65	31

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2014

Hypertension	69
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	30
Depression	31
Chronic Kidney Disease	13
Asthma	9
Osteoperosis	7
Atrial Fibrilation	7
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	24
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2015 were spinal procedures, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	53
doctor visit	293
nerve procedures	53
spinal procedures	90

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	256
Female	244

**Ethnicity**
Non-Hispanic White	448
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	186
85 and over	32
Less than 65	54

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2015

Hypertension	67
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	37
Depression	28
Chronic Kidney Disease	23
Asthma	10
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2016 were spinal procedures, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	52
doctor visit	343
nerve procedures	52
spinal procedures	97

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	146
Female	118

**Ethnicity**
Non-Hispanic White	244
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	145
From 75 to 84	77
85 and over	11
Less than 65	31

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2016

Hypertension	61
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	30
Depression	28
Chronic Kidney Disease	23
Asthma	19
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	17
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2017 were spinal procedures, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	34
doctor visit	215
nerve procedures	34
spinal procedures	46

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	84
Female	86

**Ethnicity**
Non-Hispanic White	157
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	60
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2017

Hypertension	67
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	29
Depression	25
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	21
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2018 were nerve procedures, decompression surgery and spinal procedures.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	12
doctor visit	114
nerve procedures	12
spinal procedures	12

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	57
Female	40

**Age**
From 65 to 74	51
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2018

Hypertension	69
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	27
Depression	29
Chronic Kidney Disease	29
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

doctor visit	89

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	43
Female	25

**Age**
From 65 to 74	38
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2019

Hypertension	71
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	34
Depression	25
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	26
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

doctor visit	70

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	37
Female	27

**Age**
From 65 to 74	31
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2020

Hypertension	67
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	33
Depression	19
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2021 were nerve procedures, decompression surgery and spinal procedures.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	13
doctor visit	130
nerve procedures	13
spinal procedures	13

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	55
Female	53

**Age**
From 65 to 74	50
From 75 to 84	44
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2021

Hypertension	66
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	30
Depression	32
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA during 2022 were nerve procedures, decompression surgery and spinal procedures.

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

decompression surgery	17
doctor visit	174
nerve procedures	17
spinal procedures	17

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	71
Female	72

**Ethnicity**
Non-Hispanic White	126
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	43
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2022

Hypertension	71
High Cholesterol	73
Stroke	8
Ischemic Heart Disease	22
Depression	29
Chronic Kidney Disease	22
Asthma	16
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

doctor visit	82

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	37
Female	41

**Age**
From 65 to 74	31
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	26
Depression	17
Chronic Kidney Disease	18
Asthma	17
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	0
Chronic Obstructive Pulmonary Disease	18
Diabetes	27
Dementia	0
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Louis G. Jenis, MD for Medicare patients.

The highest averages for the top procedures that Dr. Louis G. Jenis, MD treated as an orthopedist in Newton, MA were spinal procedures, X-rays, nerve procedures and decompression surgery.

arthrodesis (bone fusion surgery)	14
aspiration	13
bone marrow tests	13
decompression surgery	30
doctor visit	202
minimally invasive procedures	14
nerve procedures	30
spinal procedures	73
X-rays	67

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Louis G. Jenis, MD.

**Gender**
Male	82
Female	83

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	121
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	50
85 and over	5
Less than 65	12
65 to 74	81

Average of Total of Conditions of Medicare patients treated by Dr. Louis G. Jenis, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Louis G. Jenis, MD treated were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	62
High Cholesterol	55
Stroke	1
Ischemic Heart Disease	27
Depression	24
Chronic Kidney Disease	20
Asthma	7
Osteoporosis	5
Heart Failure	4
Chronic Obstructive Pulmonary Disease	5
Diabetes	21
Atrial Fibrillation	6
Cancer	7
Dementia	1

Education & Training

Dr. Louis G. Jenis, MD graduated from Boston University School of Medicine. He completed residency at UMass Memorial Medical Center. He is certified by the American Board of Orthopaedic Surgery and has a state license in Massachusetts.

Medical School: Boston University School of Medicine

Residency: UMass Memorial Medical Center

Board Certification: American Board of Orthopaedic Surgery

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Louis G. Jenis, MD is associated with these hospitals and organizations:

Reliant Medical Group

Ratings & Reviews

Dr. Louis G. Jenis, MD has an exceptional overall rating with an average of 4.7 out of 5 stars based on 57 ratings. We collect ratings and reviews of Dr. Louis G. Jenis, MD from all over the web to help you find the right in Newton, MA.

4.7

Overall Rating

(57 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Stryker Corporation	$395,363 Cervical $200,576	ANCHOR C $169,206	BONE SUBSTITUTES BIOLOGICS $13,578	Tritanium $2,744	ARIA $2,217	Other $7,042
NUVASIVE, INC.	$28,080 Thoracolumbar $27,144	Biologics $841	XLIF $84	Integrated Operative Solutions $11
BIOVENTUS LLC	$2,136 BONESCALPEL & SONICONE (O.R.) $36	$2,100
Biom'Up France SAS	$1,750 HEMOBLAST Bellows $1,750
Innovasis Inc	$775 $775
Other	$928 BioSurgery - TISSEEL $496	MAR01 $132	EXPEDIUM $102	MazorX - Renaissance $60	MAZOR X SYSTEM $59	Other $79

**Types of Payments**
Royalty or License	$355,784
Consulting Fee	$49,100
Food and Beverage	$14,022
Travel and Lodging	$8,271
Honoraria	$1,750
Other	$104

Ownership and Interest Payments

This table describes ownership payments received by Dr. Louis G. Jenis, MD.

ECENTIAL ROBOTICS

2024

$14,225.33

Physician Covered Recipient

4,420 (Four Thousand Four Hundred and Twenty) Ordinary Shares

Biography

Dr. Louis Jenis, who practices in Newton, MA, Worcester, MA, and Southborough, MA, is a medical specialist in orthopedics/orthopedic surgery. In Dr. Jenis's practice, he is particularly interested in spine surgery procedures. On average, patients gave him a rating of 4.5 stars (out of 5). He graduated from Boston University School of Medicine. He trained at UMass Memorial Medical Center for residency. Dr. Jenis is professionally affiliated with Reliant Medical Group. According to Doctor.com, new patients are welcome to contact his office in Newton, MA.