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Home > MI Providers > Family Physicians & Family Medicine Specialists

Ellison J. Timmer, FNP, NP

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Specializes in: Family Medicine, Oncology (Cancer Care) and Hematology (Blood Disorders)

12460 Riley Street
Holland, MI 49424

(616) 399-6500

Ellison J. Timmer, FNP, NP is a nurse in Holland, MI specializing in family medicine, oncology (cancer care) and hematology (blood disorders). Ellison J. Timmer, FNP, NP is affiliated with Holland Hospital and CANCER AND HEMATOLOGY CENTERS OF WESTERN MI, P.C..

Office Locations

Holland Hospital

12460 Riley Street
Holland, MI 49424

(616) 399-6500

(616) 399-1908

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Noteworthy Medicare Patient Procedures Performed by Ellison J. Timmer, FNP, NP in 2023

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

Top 25%

By Affordability:

intravenous infusion therapy

In 2012, Ellison J. Timmer, FNP, NP had a list price for intravenous infusion therapy that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Michigan. 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 Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2012 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	14
chemotherapy	14
doctor visit	54
minimally invasive procedures	14

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2013 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	19
chemotherapy	19
doctor visit	100
minimally invasive procedures	19

2013 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	55
Female	60

**Ethnicity**
Non-Hispanic White	100
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	48
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2013

Hypertension	62
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	37
Asthma	0
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	0
Cancer	50

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2014 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	15
chemotherapy	15
doctor visit	29
minimally invasive procedures	15

2014 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	35
Female	32

**Age**
From 65 to 74	29
From 75 to 84	21
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2014

Hypertension	72
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	40
Asthma	0
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	31
Diabetes	31
Dementia	0
Cancer	43

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2015 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	17
chemotherapy	17
doctor visit	16
minimally invasive procedures	17

2015 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	52
Female	64

**Age**
From 65 to 74	46
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2015

Hypertension	62
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	31
Depression	19
Chronic Kidney Disease	38
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	19
Chronic Obstructive Pulmonary Disease	0
Diabetes	26
Dementia	0
Cancer	40

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

doctor visit	74

2016 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	49
Female	35

**Ethnicity**
Non-Hispanic White	73
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	35
From 75 to 84	23
85 and over	11
Less than 65	15

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2016

Hypertension	64
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	39
Asthma	19
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	23
Diabetes	29
Dementia	0
Cancer	48

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2017 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	45
chemotherapy	45
doctor visit	220
minimally invasive procedures	45

2017 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	85
Female	120

**Ethnicity**
Non-Hispanic White	173
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	73
85 and over	22
Less than 65	30

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2017

Hypertension	73
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	33
Depression	26
Chronic Kidney Disease	37
Asthma	6
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	23
Dementia	10
Cancer	50

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2018 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	31
chemotherapy	31
doctor visit	375
minimally invasive procedures	31

2018 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	103
Female	147

**Ethnicity**
Non-Hispanic White	225
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	89
85 and over	27
Less than 65	27

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2018

Hypertension	70
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	36
Depression	27
Chronic Kidney Disease	40
Asthma	9
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	11
Cancer	46

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2019 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	23
chemotherapy	23
doctor visit	379
minimally invasive procedures	23

2019 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	102
Female	150

**Ethnicity**
Non-Hispanic White	226
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	89
85 and over	33
Less than 65	20

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2019

Hypertension	67
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	31
Depression	29
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	25
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	8
Cancer	47

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

doctor visit	370

2020 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	97
Female	132

**Ethnicity**
Non-Hispanic White	200
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	85
85 and over	22
Less than 65	28

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2020

Hypertension	64
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	32
Depression	24
Chronic Kidney Disease	34
Asthma	8
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	7
Cancer	45

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2021 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	16
chemotherapy	16
doctor visit	261
minimally invasive procedures	16

2021 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	79
Female	97

**Ethnicity**
Non-Hispanic White	158
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	60
85 and over	22
Less than 65	17

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2021

Hypertension	56
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	36
Asthma	7
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	7
Cancer	44

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI during 2022 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

biological response modifier (BRM) therapy	16
chemotherapy	16
doctor visit	102
minimally invasive procedures	16

2022 Medicare Patient Data

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	50
Female	47

**Age**
From 65 to 74	48
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP in 2022

Hypertension	72
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	27
Depression	23
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	14
Atrial Fibrilation	24
Heart Failure	21
Chronic Obstructive Pulmonary Disease	18
Diabetes	22
Dementia	0
Cancer	55

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Ellison J. Timmer, FNP, NP for Medicare patients.

The highest averages for the top procedures that Ellison J. Timmer, FNP, NP treated as a nurse in Holland, MI were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

biological response modifier (BRM) therapy	21
chemotherapy	21
doctor visit	180
minimally invasive procedures	21

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Ellison J. Timmer, FNP, NP.

**Gender**
Male	64
Female	80

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	105
Hispanic	4
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	49
85 and over	12
Less than 65	12
65 to 74	61

Average of Total of Conditions of Medicare patients treated by Ellison J. Timmer, FNP, NP From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Ellison J. Timmer, FNP, NP treated were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension	60
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	29
Depression	21
Chronic Kidney Disease	33
Asthma	5
Osteoporosis	6
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Atrial Fibrillation	9
Cancer	42
Dementia	3

Education & Training

She has a state license in Michigan.

Licensed In: Michigan

Affiliations & Hospitals

Ellison J. Timmer, FNP, NP is associated with these hospitals and organizations:

Holland Hospital

CANCER AND HEMATOLOGY CENTERS OF WESTERN MI, P.C.

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General Payments

These charts describe general payments received by Ellison J. Timmer, FNP, NP. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Pharmacyclics LLC, An AbbVie Company	$136 IMBRUVICA $136
Novartis Pharmaceuticals Corporation	$91 SCEMBLIX $50	PROMACTA $24	Lutathera $17
Pfizer Inc.	$67 ORGOVYX $19	TALZENNA $18	PAXLOVID $16	IBRANCE $13
Celgene Corporation	$60 Pomalyst $60
Astellas Pharma US Inc	$43 XTANDI $43
Other	$493 TECENTRIQ $42	Lenvima $42	JAKAFI $40	POTELIGEO $40	Cabometyx $35	Other $294

**Types of Payments**
Food and Beverage	$865
Education	$24

Biography

Ms. Ellison Timmer is a family medicine, oncology (cancer care), and hematology (blood disorders) specialist in Holland, MI. She is affiliated with Holland Hospital.