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Home > ME Providers > Pediatric Neurologists

Dr. Peter F. Morrison, MD

(Dr. Peter Frederick Morrison, M.D.)

(No ratings)

Specializes in: Pediatric Neurology

Albany Medical College (2001)

Professional interests include: epilepsy, neurological disorders

49 Spring Street 2nd Floor
Scarborough, ME 04074

(207) 883-1414

Dr. Peter F. Morrison, MD is a pediatric neurologist in Portland, ME specializing in pediatric neurology. He graduated from Albany Medical College in 2001 and has 25 years of experience. Dr. Peter F. Morrison, MD is affiliated with MaineHealth, MaineHealth Stephens Hospital, MaineHealth Accountable Care Organization, MaineHealth Waldo Hospital, MaineHealth Mid Coast Hospital, MaineHealth Maine Medical Center, MaineHealth Pen Bay Hospital, MaineHealth Franklin Hospital and MaineHealth Lincoln Hospital.

Office Locations

MaineHealth Lincoln Hospital

22 Bramhall Street Room 2654
Portland, ME 04102

(207) 772-8850

open_in_new

49 Spring Street 2nd Floor
Scarborough, ME 04074

(207) 883-1414

(207) 883-1010

open_in_new

MaineHealth Lincoln Hospital

92 Campus Drive Suite B
Scarborough, ME 04074

(207) 883-1414

(207) 883-1010

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In The News

“Marty Clark, left, and Paul Halvorsen, right, performed CPR on Peter Morrison after he suffered a heart attack while riding his bicycle on Baxter Boulevard in Portland on July 28.”—"A cyclist collapsed on Portland s Back Cove. Strangers saved his life.", Portland Press Herald, August 2025

Noteworthy Medicare Patient Procedures Performed by Dr. Peter F. Morrison, MD in 2023

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

Top 5%

By Volume:

electroencephalography

In 2023, Dr. Peter F. Morrison, MD performed more electroencephalography (EEG) procedures for Medicare patients than 95% of providers in related specialties within Maine.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2012 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

electroencephalography (EEG)	55
hospital care	28
inpatient care	28

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2013 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

electroencephalography (EEG)	26
hospital care	21
inpatient care	21

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	27
Female	23

**Age**
From 65 to 74	12
From 75 to 84	0
85 and over	0
Less than 65	21

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2013

Hypertension	68
High Cholesterol	68
Stroke	30
Ischemic Heart Disease	40
Depression	36
Chronic Kidney Disease	40
Asthma	0
Osteoperosis	0
Atrial Fibrilation	26
Heart Failure	34
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2014 were electroencephalography (EEG).

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

electroencephalography (EEG)	33

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	17
Female	16

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	20

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2014

Hypertension	45
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	52
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2015 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

doctor visit	16
electroencephalography (EEG)	49
hospital care	25
inpatient care	25

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	34
Female	56

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	62

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2015

Hypertension	53
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	24
Depression	60
Chronic Kidney Disease	0
Asthma	27
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	24
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2016 were electroencephalography (EEG).

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

doctor visit	15
electroencephalography (EEG)	85

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	39
Female	38

**Age**
From 65 to 74	21
From 75 to 84	0
85 and over	0
Less than 65	37

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2016

Hypertension	53
High Cholesterol	45
Stroke	21
Ischemic Heart Disease	36
Depression	55
Chronic Kidney Disease	42
Asthma	18
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	39
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2017 were electroencephalography (EEG) and ambulatory monitoring.

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

ambulatory monitoring	45
electroencephalography (EEG)	178

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	77
Female	56

**Age**
From 65 to 74	37
From 75 to 84	0
85 and over	0
Less than 65	54

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2017

Hypertension	67
High Cholesterol	50
Stroke	24
Ischemic Heart Disease	37
Depression	52
Chronic Kidney Disease	40
Asthma	15
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	25
Chronic Obstructive Pulmonary Disease	23
Diabetes	27
Dementia	23
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2018 were electroencephalography (EEG) and ambulatory monitoring.

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

ambulatory monitoring	23
electroencephalography (EEG)	108

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	42
Female	44

**Age**
From 65 to 74	21
From 75 to 84	0
85 and over	0
Less than 65	46

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2018

Hypertension	64
High Cholesterol	58
Stroke	28
Ischemic Heart Disease	38
Depression	57
Chronic Kidney Disease	43
Asthma	0
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Dementia	37
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2019 were electroencephalography (EEG) and ambulatory monitoring.

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

ambulatory monitoring	23
doctor visit	15
electroencephalography (EEG)	112

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	41
Female	44

**Age**
From 65 to 74	24
From 75 to 84	0
85 and over	0
Less than 65	35

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2019

Hypertension	58
High Cholesterol	46
Stroke	26
Ischemic Heart Disease	27
Depression	48
Chronic Kidney Disease	48
Asthma	0
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	22
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	25
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	25
Female	20

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	24

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2020

Hypertension	60
High Cholesterol	51
Stroke	24
Ischemic Heart Disease	36
Depression	49
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	27
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	27
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2021 were electroencephalography (EEG).

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

electroencephalography (EEG)	35

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	30
Female	30

**Age**
From 65 to 74	16
From 75 to 84	0
85 and over	0
Less than 65	21

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2021

Hypertension	65
High Cholesterol	60
Stroke	27
Ischemic Heart Disease	48
Depression	40
Chronic Kidney Disease	53
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	22
Diabetes	38
Dementia	28
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME during 2022 were electroencephalography (EEG).

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

electroencephalography (EEG)	37

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	33
Female	33

**Age**
From 65 to 74	20
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Peter F. Morrison, MD in 2022

Hypertension	75
High Cholesterol	62
Stroke	42
Ischemic Heart Disease	26
Depression	33
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	0
Atrial Fibrilation	30
Heart Failure	36
Chronic Obstructive Pulmonary Disease	27
Diabetes	35
Dementia	27
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Peter F. Morrison, MD for Medicare patients.

The highest averages for the top procedures that Dr. Peter F. Morrison, MD treated as a pediatric neurologist in Portland, ME were electroencephalography (EEG), ambulatory monitoring, hospital care and inpatient care.

ambulatory monitoring	30
doctor visit	15
electroencephalography (EEG)	71
hospital care	24
inpatient care	24

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Peter F. Morrison, MD.

**Gender**
Male	33
Female	32

**Age**
75 to 84	2
85 and over	0
Less than 65	29
65 to 74	13

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

The highest averages of the most common conditions of Medicare patients that Dr. Peter F. Morrison, MD treated were hypertension, depression, high cholesterol and chronic kidney disease.

Hypertension	55
High Cholesterol	43
Stroke	20
Ischemic Heart Disease	28
Depression	43
Chronic Kidney Disease	31
Asthma	5
Osteoporosis	1
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Atrial Fibrillation	9
Dementia	18
Cancer	2

Education & Training

Dr. Peter F. Morrison, MD graduated from Albany Medical College in 2001. He completed residency at University of California, Los Angeles (UCLA) Affiliated Hospitals. He is certified by the Board Certification: Neurology with Special Qualification in Child Neurology and has a state license in Maine.

Medical School: Albany Medical College (2001)

Residency: University of California, Los Angeles (UCLA) Affiliated Hospitals (2006)

Board Certification: Board Certification: Neurology with Special Qualification in Child Neurology (2009)

Licensed In: Maine

Affiliations & Hospitals

Dr. Peter F. Morrison, MD is associated with these hospitals and organizations:

MaineHealth

MaineHealth Stephens Hospital

MaineHealth Accountable Care Organization

MaineHealth Waldo Hospital

MaineHealth Mid Coast Hospital

MaineHealth Maine Medical Center

MaineHealth Pen Bay Hospital

MaineHealth Franklin Hospital

MaineHealth Lincoln Hospital

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General Payments

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

**Payments by Company**
Aquestive Therapeutics, Inc.	$990 $990
LivaNova USA, Inc.	$701 VNS Therapy $701
BioMarin Pharmaceutical Inc.	$89 Brineura $89
AbbVie Inc.	$58 QULIPTA $58
Retrophin, Inc.	$8 (820) Cholbam $8

**Types of Payments**
Consulting Fee	$990
Food and Beverage	$478
Travel and Lodging	$370
Education	$8

Biography

Dr. Peter Morrison works as a pediatric neurology. His areas of expertise include epilepsy and neurological disorders. Dr. Morrison is affiliated with MaineHealth. Before performing his residency at a hospital affiliated with the University of California, Los Angeles (UCLA), Dr. Morrison attended Albany Medical College for medical school.