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Dr. Peter Mathern, MD

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Specializes in: Medical Oncology, Adult Oncology and Adult Hematology

77 W Forest Avenue
Flagstaff, AZ 86001

(928) 635-7307

Dr. Peter Mathern, MD is a medical oncologist in Flagstaff, AZ specializing in medical oncology, adult oncology and adult hematology. Dr. Peter Mathern, MD is affiliated with ARIZONA ONCOLOGY ASSOCIATES PC.

Office Locations

77 W Forest Avenue
Flagstaff, AZ 86001

(928) 635-7307

(928) 774-3844

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

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

Top 5%

By Volume:

antineoplastic hormone therapy

biological response modifier therapy

intravenous infusion therapy

intravenous chemotherapy

In 2023, Dr. Peter Mathern, MD performed more antineoplastic hormone therapy, biological response modifier (BRM) therapy, intravenous infusion therapy, and intravenous (IV) chemotherapy procedures for Medicare patients than 95% of providers in related specialties within Arizona.

Top 10%

By Affordability:

blood draw

venipuncture

In 2023, Dr. Peter Mathern, 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 Arizona. 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:

blood draw

complete blood count

lab tests

phlebotomy for lab tests

urinalysis

By Affordability:

blood draw for lab tests

phlebotomy for lab tests

urinalysis

In 2013, among providers in related specialties within Arizona, Dr. Peter Mathern, MD performed more blood draw, complete blood count (CBC), lab tests, phlebotomy for lab tests, and urinalysis procedures for Medicare patients than 75% of them and he also had a list price for blood draw for lab tests, phlebotomy for lab tests, and urinalysis 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

2013 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2013 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	598
blood draw	209
bone marrow tests	11
chemotherapy	598
diagnostic procedures	11
doctor visit	1384
hospital care	122
inpatient care	122
lab tests	1484
minimally invasive procedures	662
port flush	25

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	225
Female	328

**Ethnicity**
Non-Hispanic White	401
Black	13
Hispanic	48
Asian	0
Other	0
Native American	80

**Age**
From 65 to 74	284
From 75 to 84	147
85 and over	55
Less than 65	67

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2013 were hypertension, cancer, high cholesterol and ischemic heart disease.

Hypertension	63
High Cholesterol	45
Stroke	5
Ischemic Heart Disease	33
Depression	21
Chronic Kidney Disease	32
Asthma	8
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	9
Cancer	52

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2014 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

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

aspiration	13
biological response modifier (BRM) therapy	317
blood draw	44
bone marrow tests	26
chemotherapy	317
diagnostic procedures	26
doctor visit	1546
hospital care	101
inpatient care	101
lab tests	1461
minimally invasive procedures	470
port flush	19

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	247
Female	340

**Ethnicity**
Non-Hispanic White	410
Black	15
Hispanic	43
Asian	0
Other	0
Native American	108

**Age**
From 65 to 74	299
From 75 to 84	177
85 and over	47
Less than 65	64

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2014 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	61
High Cholesterol	42
Stroke	3
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	27
Dementia	7
Cancer	50

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2015 were minimally invasive procedures, lab tests, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	492
chemotherapy	492
doctor visit	1205
hospital care	34
inpatient care	34
lab tests	521
minimally invasive procedures	748
port flush	24

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	370
Female	582

**Ethnicity**
Non-Hispanic White	602
Black	0
Hispanic	66
Asian	0
Other	0
Native American	254

**Age**
From 65 to 74	516
From 75 to 84	282
85 and over	80
Less than 65	74

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2015 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	61
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	33
Asthma	12
Osteoperosis	13
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	7
Cancer	52

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2016 were minimally invasive procedures, lab tests, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	494
chemotherapy	494
doctor visit	1467
hospital care	38
inpatient care	38
lab tests	608
minimally invasive procedures	666
port flush	30

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	202
Female	320

**Ethnicity**
Non-Hispanic White	322
Black	0
Hispanic	40
Asian	0
Other	0
Native American	143

**Age**
From 65 to 74	264
From 75 to 84	157
85 and over	53
Less than 65	48

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2016 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	57
High Cholesterol	39
Stroke	4
Ischemic Heart Disease	31
Depression	17
Chronic Kidney Disease	35
Asthma	17
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	7
Cancer	55

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2017 were minimally invasive procedures, lab tests, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	612
chemotherapy	612
doctor visit	1655
hospital care	18
inpatient care	18
lab tests	678
minimally invasive procedures	711
port flush	29

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	212
Female	334

**Ethnicity**
Non-Hispanic White	337
Black	0
Hispanic	37
Asian	0
Other	0
Native American	157

**Age**
From 65 to 74	285
From 75 to 84	166
85 and over	43
Less than 65	52

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2017 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	59
High Cholesterol	39
Stroke	4
Ischemic Heart Disease	30
Depression	18
Chronic Kidney Disease	36
Asthma	8
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	8
Cancer	52

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2018 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	628
chemotherapy	628
doctor visit	1822
hospital care	19
inpatient care	19
lab tests	910
minimally invasive procedures	704
port flush	16

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	227
Female	340

**Ethnicity**
Non-Hispanic White	322
Black	0
Hispanic	48
Asian	0
Other	0
Native American	175

**Age**
From 65 to 74	298
From 75 to 84	181
85 and over	44
Less than 65	44

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2018 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	59
High Cholesterol	40
Stroke	3
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	39
Asthma	7
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	9
Cancer	50

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2019 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	797
blood draw	31
chemotherapy	797
doctor visit	2340
hospital care	36
inpatient care	36
lab tests	949
minimally invasive procedures	842
port flush	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	321
Female	479

**Ethnicity**
Non-Hispanic White	511
Black	0
Hispanic	46
Asian	0
Other	0
Native American	212

**Age**
From 65 to 74	412
From 75 to 84	267
85 and over	68
Less than 65	53

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2019 were cancer, hypertension, high cholesterol and chronic kidney disease.

Hypertension	55
High Cholesterol	39
Stroke	3
Ischemic Heart Disease	23
Depression	16
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	8
Cancer	55

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2020 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and lab tests.

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

biological response modifier (BRM) therapy	1120
blood draw	44
chemotherapy	1120
doctor visit	2626
hormone therapy	99
lab tests	1066
minimally invasive procedures	1288
port flush	26

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	379
Female	450

**Ethnicity**
Non-Hispanic White	543
Black	0
Hispanic	50
Asian	0
Other	33
Native American	192

**Age**
From 65 to 74	437
From 75 to 84	270
85 and over	69
Less than 65	53

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2020 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	49
High Cholesterol	39
Stroke	4
Ischemic Heart Disease	25
Depression	11
Chronic Kidney Disease	37
Asthma	7
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	7
Cancer	47

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2021 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and lab tests.

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

biological response modifier (BRM) therapy	1159
blood draw	51
chemotherapy	1159
doctor visit	2590
hormone therapy	157
hospital care	11
inpatient care	11
lab tests	421
minimally invasive procedures	1237
port flush	45

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	394
Female	465

**Ethnicity**
Non-Hispanic White	562
Black	0
Hispanic	51
Asian	0
Other	35
Native American	198

**Age**
From 65 to 74	435
From 75 to 84	278
85 and over	83
Less than 65	63

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2021 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	51
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	35
Asthma	6
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	9
Cancer	49

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2022 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	855
blood draw	308
chemotherapy	855
doctor visit	2423
hormone therapy	219
hospital care	20
inpatient care	20
lab tests	2164
minimally invasive procedures	911
port flush	68

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	379
Female	412

**Ethnicity**
Non-Hispanic White	532
Black	0
Hispanic	48
Asian	0
Other	29
Native American	171

**Age**
From 65 to 74	387
From 75 to 84	283
85 and over	68
Less than 65	53

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

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2022 were hypertension, high cholesterol, cancer and diabetes.

Hypertension	62
High Cholesterol	57
Stroke	9
Ischemic Heart Disease	17
Depression	13
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	5
Cancer	53

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ during 2023 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

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

biological response modifier (BRM) therapy	760
blood draw	428
chemotherapy	760
doctor visit	2293
hormone therapy	189
lab tests	1462
minimally invasive procedures	780
port flush	40

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	383
Female	420

**Ethnicity**
Non-Hispanic White	537
Black	0
Hispanic	44
Asian	0
Other	40
Native American	165

**Age**
From 65 to 74	380
From 75 to 84	288
85 and over	86
Less than 65	49

Conditions of Medicare patients treated by Dr. Peter Mathern, MD in 2023

The most common conditions of Medicare patients that Dr. Peter Mathern, MD treated during 2023 were high cholesterol, hypertension, cancer and diabetes.

Hypertension	59
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	19
Depression	14
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	4
Cancer	58

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

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

The highest averages for the top procedures that Dr. Peter Mathern, MD treated as a medical oncologist in Flagstaff, AZ were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

aspiration	13
biological response modifier (BRM) therapy	712
blood draw	159
bone marrow tests	18
chemotherapy	712
diagnostic procedures	18
doctor visit	1941
hormone therapy	166
hospital care	44
inpatient care	44
lab tests	1065
minimally invasive procedures	819

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Peter Mathern, MD.

**Gender**
Male	303
Female	406

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	461
Native American / Alaskan Native	168
Hispanic	47
Other	12

**Age**
75 to 84	226
85 and over	63
Less than 65	56
65 to 74	363

Average of Total of Conditions of Medicare patients treated by Dr. Peter Mathern, MD From 2013 - 2023

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

Hypertension	57
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	26
Depression	16
Chronic Kidney Disease	32
Asthma	9
Osteoporosis	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Atrial Fibrillation	10
Cancer	52
Dementia	7

Education & Training

He has a state license in Arizona.

Licensed In: Arizona

Affiliations & Hospitals

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

ARIZONA ONCOLOGY ASSOCIATES PC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Rigel Pharmaceuticals, Inc.	$1,265 Tavalisse $1,265
Amgen Inc.	$1,260 XGEVA $576	Kyprolis $212	Vectibix $182	LUMAKRAS $64	Nplate $41	Other $186
E.R. Squibb & Sons, L.L.C.	$1,026 OPDIVO $577	YERVOY $139	EMPLICITI $136	SPRYCEL $45	ERBITUX $27	Other $102
Incyte Corporation	$1,005 JAKAFI $622	PEMAZYRE $93	MONJUVI $92	$198
Veracyte, Inc.	$994 $994
Other	$15,822 KEYTRUDA $686	JEVTANA $514	IMBRUVICA $434	Lenvima $398	Gilotrif $348	Other $13,441

**Types of Payments**
Food and Beverage	$17,797
Honoraria	$2,070
Education	$1,380
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$125

Biography

Dr. Peter Mathern is an adult hematology, adult oncology, and medical oncology specialist in Flagstaff, AZ. Dr. Mathern has obtained a license to practice in Arizona.

Select Year:

Dr. Peter Mathern, MD

Office Locations

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

By Volume:

By Affordability:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

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

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

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

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

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

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

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

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

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

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

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

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

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

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

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

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

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

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Mathern, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Peter Mathern, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Flagstaff, AZ