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Dr. Daniel Allen Nadeau, MD

(Daniel A. Nadeau, MD)

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Specializes in: Endocrinology Diabetes & Metabolism and General Practice

Tufts University School of Medicine

26671 Aliso Creek Road Suite 205
Aliso Viejo, CA 92656

(949) 791-3205

Dr. Daniel Allen Nadeau, MD is an endocrinologist in Aliso Viejo, CA specializing in endocrinology diabetes & metabolism and general practice. He graduated from Tufts University School of Medicine. Dr. Daniel Allen Nadeau, MD is affiliated with Hoag and Hoag Medical Group.

Office Locations

26671 Aliso Creek Road Suite 205
Aliso Viejo, CA 92656

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In The News

“Dr. Daniel Nadeau gives Allison Scott tips on getting kids to eat healthy at Ralph's Supermarket in Huntington Beach, Calif.”—"food shopping", NPR, January 2017

“Daniel Nadeau is the new program director at the Mary & Dick Allen Diabetes Center at Hoag Hospital.”—"Broadcom targets wireless charging", The Orange County Register, December 2013

“"The big engine of the pandemic of type 2 diabetes is a more sedentary lifestyle than we've had in years past, also food choices that are sub-optimal, and ever-growing obesity,"said Dr. Daniel...”—"Fellowship in the diabetic community", The Orange County Register, December 2013

Noteworthy Medicare Patient Procedures Performed by Dr. Daniel Allen Nadeau, MD in 2023

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

Top 10%

By Affordability:

blood draw

venipuncture

In 2023, Dr. Daniel Allen Nadeau, MD had a list price for blood draw, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

A1C test

lab tests

By Affordability:

blood draw for lab tests

phlebotomy for lab tests

In 2012, among providers in related specialties within California, Dr. Daniel Allen Nadeau, MD performed more A1C test, and lab tests procedures for Medicare patients than 75% of them and he also had a list price for blood draw for lab tests, and phlebotomy for lab tests 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. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA during 2012 were lab tests, diabetes management and preventive care.

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

diabetes management	472
doctor visit	572
lab tests	472
preventive care	102

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

doctor visit	370

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	78
Female	112

**Ethnicity**
Non-Hispanic White	176
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	44
85 and over	15
Less than 65	45

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2013

Hypertension	75
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	36
Depression	29
Chronic Kidney Disease	26
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	75
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

doctor visit	204

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	52
Female	47

**Ethnicity**
Non-Hispanic White	81
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	51
Depression	16
Chronic Kidney Disease	36
Asthma	0
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

doctor visit	491

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	150
Female	182

**Ethnicity**
Non-Hispanic White	280
Black	0
Hispanic	0
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	138
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	47
Depression	18
Chronic Kidney Disease	48
Asthma	0
Osteoperosis	14
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

doctor visit	392

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	87
Female	89

**Ethnicity**
Non-Hispanic White	151
Black	0
Hispanic	0
Asian	13
Other	0
Native American	0

**Age**
From 65 to 74	93
From 75 to 84	65
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	44
Depression	16
Chronic Kidney Disease	65
Asthma	7
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	9
Diabetes	75
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

doctor visit	433

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	106
Female	116

**Ethnicity**
Non-Hispanic White	190
Black	0
Hispanic	0
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	84
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2017

Hypertension	75
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	41
Depression	17
Chronic Kidney Disease	65
Asthma	5
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	7
Diabetes	75
Dementia	8
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA during 2018 were lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

diabetes management	93
doctor visit	562
lab tests	93
preventive care	93

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	113
Female	118

**Ethnicity**
Non-Hispanic White	191
Black	0
Hispanic	0
Asian	19
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	80
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	39
Depression	18
Chronic Kidney Disease	59
Asthma	0
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	75
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA during 2019 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

blood draw	17
diabetes management	72
doctor visit	565
lab tests	72
preventive care	72

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	100
Female	119

**Ethnicity**
Non-Hispanic White	187
Black	0
Hispanic	0
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	74
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2019

Hypertension	74
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	39
Depression	20
Chronic Kidney Disease	54
Asthma	5
Osteoperosis	15
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	6
Diabetes	69
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA during 2020 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

blood draw	57
diabetes management	158
doctor visit	578
lab tests	158
preventive care	158

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	111
Female	148

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	0
Asian	19
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	94
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2020

Hypertension	69
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	36
Depression	19
Chronic Kidney Disease	51
Asthma	10
Osteoperosis	18
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	6
Diabetes	67
Dementia	6
Cancer	19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA during 2021 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

blood draw	69
diabetes management	189
doctor visit	729
lab tests	189
preventive care	189

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	141
Female	176

**Ethnicity**
Non-Hispanic White	257
Black	0
Hispanic	0
Asian	28
Other	18
Native American	0

**Age**
From 65 to 74	165
From 75 to 84	113
85 and over	23
Less than 65	16

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2021

Hypertension	71
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	46
Asthma	5
Osteoperosis	19
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	6
Diabetes	63
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA during 2022 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

blood draw	13
diabetes management	137
doctor visit	750
lab tests	137
preventive care	137

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	162
Female	215

**Ethnicity**
Non-Hispanic White	309
Black	0
Hispanic	0
Asian	27
Other	25
Native American	0

**Age**
From 65 to 74	195
From 75 to 84	136
85 and over	30
Less than 65	16

Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD in 2022

Hypertension	69
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	25
Depression	16
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	27
Atrial Fibrilation	14
Heart Failure	7
Chronic Obstructive Pulmonary Disease	8
Diabetes	59
Dementia	3
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Daniel Allen Nadeau, MD for Medicare patients.

The highest averages for the top procedures that Dr. Daniel Allen Nadeau, MD treated as an endocrinologist in Aliso Viejo, CA were lab tests, diabetes management, preventive care and blood draw.

blood draw	39
diabetes management	186
doctor visit	513
lab tests	186
preventive care	125

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Daniel Allen Nadeau, MD.

**Gender**
Male	100
Female	120

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	14
Non-Hispanic White	185
Native American / Alaskan Native	0
Hispanic	0
Other	3

**Age**
75 to 84	75
85 and over	6
Less than 65	7
65 to 74	112

Average of Total of Conditions of Medicare patients treated by Dr. Daniel Allen Nadeau, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Daniel Allen Nadeau, MD treated were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	66
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	43
Asthma	4
Osteoporosis	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	5
Diabetes	64
Atrial Fibrillation	10
Dementia	4
Cancer	12

Education & Training

Dr. Daniel Allen Nadeau, MD graduated from Tufts University School of Medicine. He completed residency at University of Vermont/Fletcher Allen Health Care. He is certified by the National Board of Physicians and Surgeons - Endocrinology, Diabetes and Metabolism and has a state license in Maine.

Medical School: Tufts University School of Medicine

Residency: University of Vermont/Fletcher Allen Health Care

Board Certification: National Board of Physicians and Surgeons - Endocrinology, Diabetes and Metabolism

Licensed In: Maine

Affiliations & Hospitals

Dr. Daniel Allen Nadeau, MD is associated with these hospitals and organizations:

Hoag

Hoag Medical Group

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. Daniel Allen Nadeau, MD appears to accept the following insurance providers: Cigna, Aetna, Anthem, Blue Shield, United Healthcare and Scan.

Insurance Accepted by Provider includes:

According to our sources, Dr. Daniel Allen Nadeau, MD accepts the following insurance providers:

Cigna

Aetna

Anthem

Blue Shield

United Healthcare

Scan

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General Payments

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

**Payments by Company**
Lilly USA, LLC	$817,223 TRULICITY $518,481	JARDIANCE $186,963	MOUNJARO $82,150	GLYXAMBI $2,309	FORTEO $422	Other $26,897
Novo Nordisk Inc	$444,408 RYBELSUS $125,063	Victoza $97,841	Ozempic $72,566	Tresiba $66,671	Levemir $10,826	Other $71,441
AstraZeneca Pharmaceuticals LP	$247,651 BYDUREON $122,980	FARXIGA $121,985	BYDUREON PEN $191	BYDUREON WEEKLY $58	$2,437
Boehringer Ingelheim Pharmaceuticals, Inc.	$186,014 JARDIANCE $172,635	GLYXAMBI $11,221	JENTADUETO $38	SYNJARDY $9	$2,110
Janssen Pharmaceuticals, Inc	$184,895 INVOKANA $184,523	XARELTO $132	INVOKAMET $127	OneTouch $108	$6
Other	$161,418 TOUJEO $97,863	LANTUS $11,844	CeQur Simplicity $6,808	SOLIQUA $5,655	Omnipod $4,362	Other $34,887

**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	$1,771,976
Travel and Lodging	$96,100
Consulting Fee	$86,592
Food and Beverage	$82,731
Compensation for serving as faculty or as a speaker for an accredited or certified continuing education program	$3,000
Other	$1,209

Research Payments

Dr. Daniel Allen Nadeau, MD has received 73 research payments totaling $76,060.

Biography

Dr. Daniel Nadeau's medical specialty is general practice and endocrinology. He most likely takes Blue Shield, Anthem, and Blue California, as well as other insurance carriers. He graduated from Tufts University School of Medicine. For his residency, Dr. Nadeau trained at the University of Vermont/Fletcher Allen Health Care. He is professionally affiliated with Hoag. Unfortunately, according to Yext, he is not currently accepting new patients.