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Home > MA Providers > Neurologists

Dr. Karin G. Johnson, MD

Accepting New Patients

(50 Ratings)

Specializes in: Neurology (Brain & Spinal Cord Disease) and Sleep Medicine

University of Chicago, Pritzker School of Medicine (2003)

759 Chestnut Street
Springfield, MA 01199

(413) 794-5600

Dr. Karin G. Johnson, MD is a neurologist in Springfield, MA specializing in neurology (brain & spinal cord disease) and sleep medicine. She graduated from University of Chicago, Pritzker School of Medicine in 2003 and has 23 years of experience. Dr. Karin G. Johnson, MD is affiliated with Baystate Health, BAYSTATE MEDICAL PRACTICES INC and Baystate Wesson Sleep Clinic.

Office Locations

759 Chestnut Street
Springfield, MA 01199

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In The News (see more mentions in the news)

“Sleep experts prefer more daylight in the morning Karin Johnson, the vice president of the advocacy group Save Standard Time and a professor of neurology at the University of Massachusetts Chan...”—"People love to hate changing clocks twice a year, but can't agree how to fix it", The Washington Times, March 2026

“"Daylight Saving Time does not add any extra hours of sunlight to the day and it's especially bad in the winter when it robs morning sun," Dr. Karin Johnson, a sleep medicine specialist, told...”—"Has Massachusetts changed clocks for the last time? Year-round daylight saving bill moves toward vote.", CBS News, March 2026

“Cruz, along with Massachusetts neurology physician Dr. Karin Johnson, spoke about the health concerns associated with changing the time twice a year and with the permanence of Daylight Saving Time...”—"'Stop the clock': GOP, Dems come together to end Daylight Saving over health, economic risks", Fox News, April 2025

Noteworthy Medicare Patient Procedures Performed by Dr. Karin G. Johnson, MD in 2023

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

Top 5%

By Volume:

home cardiorespiratory sleep study

sleep study

sleep study with CPAP

In 2023, Dr. Karin G. Johnson, MD performed more home cardiorespiratory (type 3) sleep study, sleep study, and sleep study with CPAP procedures for Medicare patients than 95% of providers in related specialties within Massachusetts.

Top 25%

By Volume:

in-lab polysomnography

By Affordability:

airway management

cardiorespiratory sleep study

CPAP treatment

diagnostic sleep study

home cardiorespiratory sleep study

hospital care

in-lab polysomnography

in-lab sleep study

inpatient care

inpatient hospital care

polysomnography

sleep study

sleep study with CPAP

In 2012, among providers in related specialties within Massachusetts, Dr. Karin G. Johnson, MD performed more in-lab polysomnography (overnight sleep study) procedures for Medicare patients than 75% of them and she also had a list price for airway management, cardiorespiratory (type 3) sleep study, CPAP treatment, diagnostic (regular) sleep study, home cardiorespiratory (type 3) sleep study, hospital care, in-lab polysomnography (overnight sleep study), in-lab sleep study, inpatient care, inpatient hospital care (for patient admitted to hospital), polysomnography (PSG), sleep study, and sleep study with CPAP that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2012 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	167
doctor visit	198
hospital care	36
inpatient care	36
sleep study	275

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2013 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	179
doctor visit	293
hospital care	56
inpatient care	56
sleep study	330

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	219
Female	281

**Ethnicity**
Non-Hispanic White	294
Black	0
Hispanic	141
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	73
85 and over	23
Less than 65	265

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2013

Hypertension	69
High Cholesterol	53
Stroke	15
Ischemic Heart Disease	28
Depression	44
Chronic Kidney Disease	29
Asthma	22
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	23
Chronic Obstructive Pulmonary Disease	16
Diabetes	41
Dementia	13
Cancer	6

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2014 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	209
doctor visit	193
sleep study	351

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	208
Female	221

**Ethnicity**
Non-Hispanic White	279
Black	0
Hispanic	104
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	60
85 and over	27
Less than 65	210

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2014

Hypertension	67
High Cholesterol	54
Stroke	8
Ischemic Heart Disease	31
Depression	47
Chronic Kidney Disease	30
Asthma	19
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	24
Chronic Obstructive Pulmonary Disease	20
Diabetes	39
Dementia	12
Cancer	6

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2015 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	195
doctor visit	215
hospital care	13
inpatient care	13
sleep study	354

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	434
Female	510

**Ethnicity**
Non-Hispanic White	592
Black	74
Hispanic	238
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	312
From 75 to 84	144
85 and over	46
Less than 65	442

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2015

Hypertension	67
High Cholesterol	56
Stroke	8
Ischemic Heart Disease	32
Depression	48
Chronic Kidney Disease	29
Asthma	29
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	26
Chronic Obstructive Pulmonary Disease	22
Diabetes	42
Dementia	13
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2016 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	219
doctor visit	235
sleep study	442

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	231
Female	270

**Ethnicity**
Non-Hispanic White	301
Black	56
Hispanic	128
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	79
85 and over	25
Less than 65	238

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2016

Hypertension	66
High Cholesterol	56
Stroke	9
Ischemic Heart Disease	32
Depression	50
Chronic Kidney Disease	35
Asthma	32
Osteoperosis	4
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	39
Dementia	15
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2017 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	242
doctor visit	215
hospital care	13
inpatient care	13
sleep study	427

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	231
Female	263

**Ethnicity**
Non-Hispanic White	320
Black	42
Hispanic	115
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	173
From 75 to 84	77
85 and over	25
Less than 65	219

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2017

Hypertension	65
High Cholesterol	49
Stroke	8
Ischemic Heart Disease	32
Depression	47
Chronic Kidney Disease	36
Asthma	19
Osteoperosis	4
Atrial Fibrilation	17
Heart Failure	27
Chronic Obstructive Pulmonary Disease	20
Diabetes	37
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2018 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	265
doctor visit	175
sleep study	497

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	268
Female	259

**Ethnicity**
Non-Hispanic White	374
Black	0
Hispanic	95
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	101
85 and over	25
Less than 65	203

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2018

Hypertension	71
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	32
Depression	47
Chronic Kidney Disease	37
Asthma	19
Osteoperosis	3
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	40
Dementia	11
Cancer	6

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2019 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	253
doctor visit	136
sleep study	510

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	284
Female	279

**Ethnicity**
Non-Hispanic White	441
Black	34
Hispanic	67
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	233
From 75 to 84	119
85 and over	26
Less than 65	185

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2019

Hypertension	72
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	38
Depression	43
Chronic Kidney Disease	36
Asthma	19
Osteoperosis	6
Atrial Fibrilation	18
Heart Failure	29
Chronic Obstructive Pulmonary Disease	23
Diabetes	39
Dementia	10
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2020 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	86
doctor visit	115
sleep study	229

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	175
Female	159

**Ethnicity**
Non-Hispanic White	258
Black	21
Hispanic	42
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	78
85 and over	12
Less than 65	103

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2020

Hypertension	72
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	31
Depression	42
Chronic Kidney Disease	36
Asthma	15
Osteoperosis	6
Atrial Fibrilation	19
Heart Failure	26
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	86
doctor visit	150
sleep study	236

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	162
Female	179

**Ethnicity**
Non-Hispanic White	271
Black	21
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	76
85 and over	21
Less than 65	85

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2021

Hypertension	72
High Cholesterol	59
Stroke	13
Ischemic Heart Disease	36
Depression	48
Chronic Kidney Disease	37
Asthma	13
Osteoperosis	8
Atrial Fibrilation	21
Heart Failure	31
Chronic Obstructive Pulmonary Disease	22
Diabetes	36
Dementia	15
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA during 2022 were sleep study and airway management.

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

airway management	58
doctor visit	174
sleep study	174

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	153
Female	152

**Ethnicity**
Non-Hispanic White	249
Black	0
Hispanic	22
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	69
85 and over	16
Less than 65	76

Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD in 2022

Hypertension	75
High Cholesterol	68
Stroke	12
Ischemic Heart Disease	25
Depression	44
Chronic Kidney Disease	25
Asthma	19
Osteoperosis	12
Atrial Fibrilation	28
Heart Failure	26
Chronic Obstructive Pulmonary Disease	24
Diabetes	32
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Karin G. Johnson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Karin G. Johnson, MD treated as a neurologist in Springfield, MA were sleep study, airway management, hospital care and inpatient care.

airway management	178
doctor visit	190
hospital care	29
inpatient care	29
sleep study	347

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Karin G. Johnson, MD.

**Gender**
Male	215
Female	233

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	307
Native American / Alaskan Native	0
Hispanic	89
Other	1

**Age**
75 to 84	79
85 and over	22
Less than 65	184
65 to 74	162

Average of Total of Conditions of Medicare patients treated by Dr. Karin G. Johnson, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Karin G. Johnson, MD treated were hypertension, high cholesterol, depression and diabetes.

Hypertension	63
High Cholesterol	51
Stroke	8
Ischemic Heart Disease	28
Depression	41
Chronic Kidney Disease	30
Asthma	18
Osteoporosis	5
Heart Failure	23
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Atrial Fibrillation	15
Dementia	11
Cancer	7

Education & Training

Dr. Karin G. Johnson, MD graduated from University of Chicago, Pritzker School of Medicine in 2003. She completed residency at Rhode Island Hospital. She is certified by the American Board of Psychiatry and Neurology: Sleep Medicine and has a state license in Massachusetts.

Medical School: University of Chicago, Pritzker School of Medicine (2003)

Residency: Rhode Island Hospital (2007)

Board Certification: American Board of Psychiatry and Neurology: Sleep Medicine

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Karin G. Johnson, MD is associated with these hospitals and organizations:

Baystate Health

BAYSTATE MEDICAL PRACTICES INC

Baystate Wesson Sleep Clinic

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. Karin G. Johnson, MD appears to accept the following insurance providers: Harvard Pilgrim Health Care, Blue Cross Blue Shield HMO, Aetna, Tufts Health Plan, United Healthcare, Unicare, TRICARE, Medicare, Medicaid, Cigna, Railroad Medicare, ConnectiCare, CeltiCare, First Health, Private Healthcare Systems (PHCS), NORTHEAST DIRECT, BLUE SHIELD MEDICARE ADV, SERENITY CARE PACE, BMC HEALTHNET ACO, FALLON NON MASS HEALTH, COMMONWEALTH CARE ALLIANCE, HNE BE HEALTHY PARTNERSHIP, CONSOLIDATED, SENIOR WHOLE HEALTH, BLUE SHIELD PPO IND, HEALTH NEW ENGLAND EXCLUDING BE HEALTHY, BMC HEALTHNET MCO and FALLON ACO.

Insurance Accepted by Provider includes:

According to our sources, Dr. Karin G. Johnson, MD accepts the following insurance providers:

Harvard Pilgrim Health Care

Blue Cross Blue Shield HMO

Aetna

Tufts Health Plan

United Healthcare

Unicare

TRICARE

Medicare

Medicaid

Cigna

Railroad Medicare

ConnectiCare

CeltiCare

First Health

Private Healthcare Systems (PHCS)

NORTHEAST DIRECT

BLUE SHIELD MEDICARE ADV

SERENITY CARE PACE

BMC HEALTHNET ACO

FALLON NON MASS HEALTH

COMMONWEALTH CARE ALLIANCE

HNE BE HEALTHY PARTNERSHIP

CONSOLIDATED

SENIOR WHOLE HEALTH

BLUE SHIELD PPO IND

HEALTH NEW ENGLAND EXCLUDING BE HEALTHY

BMC HEALTHNET MCO

FALLON ACO

Ratings & Reviews

Dr. Karin G. Johnson, MD has an exceptional overall rating with an average of 4.8 out of 5 stars based on 50 ratings. We collect ratings and reviews of Dr. Karin G. Johnson, MD from all over the web to help you find the right in Springfield, MA.

4.8

Overall Rating

(50 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Jazz Pharmaceuticals Inc.	$1,029 Xyrem $76	SUNOSI $59	$894
Harmony Biosciences LLC	$275 Wakix $275
Genentech USA, Inc.	$125 OCREVUS $125
Itamar Medical Inc	$118 WatchPATONE $118
GENZYME CORPORATION	$99 AUBAGIO $99
Other	$230 remede System $68	Aimovig $64	NUVIGIL $56	PLEGRIDY $42

**Types of Payments**
Food and Beverage	$1,626
Travel and Lodging	$208
Education	$42

Research Payments

Dr. Karin G. Johnson, MD has received 5 research payments totaling $8,435.

Biography

Dr. Karin Johnson's areas of specialization are neurology (brain & spinal cord disease) and sleep medicine. Patient reviews placed her at an average of 5.0 stars (out of 5). She accepts several insurance carriers, including ConnectiCare, Blue California, and Coventry. After attending the University of Chicago, Pritzker School of Medicine, Dr. Johnson completed her residency training at Rhode Island Hospital. Distinctions awarded to Dr. Johnson include: Baystate Women in Medicine and Science Impact Award; Fellow, American Academy of Neurology; and Mark O. Hatfield Advocacy Award, American Academy of Sleep Medicine. Dr. Johnson is affiliated with Baystate Health. She has an open panel in Springfield, MA according to Doctor.com.