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Home > MO Providers > Neurosurgeons

Christopher R. Hemmer, DNP, ANP

(Christopher Hemmer, ANP)

(39 Ratings)

Specializes in: Neurosurgery

4590 S Lindbergh Boulevard Suite 101
Saint Louis, MO 63127

(314) 270-9494

Christopher R. Hemmer, DNP, ANP is a nurse in Saint Peters, MO specializing in neurosurgery. Christopher R. Hemmer, DNP, ANP is affiliated with Mercy Hospital South, Mercy Health System, MERCY CLINIC SURGICAL SPECIALISTS LLC and SOUTHEASTERN EMERGENCY SERVICES OF MEMPHIS PC.

Office Locations

112 Piper Hill Drive Suite 6
Saint Peters, MO 63376

(636) 229-5900

(636) 229-5011

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Mercy Health System

4590 S Lindbergh Boulevard Suite 101
Saint Louis, MO 63127

(314) 270-9494

(314) 270-9495

open_in_new

Noteworthy Medicare Patient Procedures Performed by Christopher R. Hemmer, DNP, ANP in 2023

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

Top 5%

By Volume:

emergency room care

In 2023, Christopher R. Hemmer, DNP, ANP performed more emergency room (ER) care procedures for Medicare patients than 95% of providers in related specialties within Missouri.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2012 were X-rays, spinal procedures, aspiration and injections.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

aspiration	30
doctor visit	697
injections	30
spinal procedures	299
X-rays	299

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2013 were X-rays, spinal procedures, aspiration and injections.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

aspiration	21
doctor visit	584
injections	21
spinal procedures	231
X-rays	231

2013 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	110
Female	212

**Age**
From 65 to 74	139
From 75 to 84	92
85 and over	35
Less than 65	56

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2013

Hypertension	69
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	33
Depression	33
Chronic Kidney Disease	18
Asthma	8
Osteoperosis	16
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2014 were X-rays and spinal procedures.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

doctor visit	495
spinal procedures	244
X-rays	244

2014 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	107
Female	149

**Age**
From 65 to 74	128
From 75 to 84	76
85 and over	19
Less than 65	33

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2014

Hypertension	75
High Cholesterol	64
Stroke	4
Ischemic Heart Disease	35
Depression	30
Chronic Kidney Disease	22
Asthma	8
Osteoperosis	16
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2015 were X-rays and spinal procedures.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

doctor visit	473
spinal procedures	229
X-rays	229

2015 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	210
Female	282

**Age**
From 65 to 74	252
From 75 to 84	134
85 and over	52
Less than 65	54

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2015

Hypertension	75
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	34
Asthma	15
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

doctor visit	11

2016 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

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

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2016

Hypertension	68
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	58
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2020 were emergency care, X-rays and spinal procedures.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

doctor visit	83
emergency care	29
spinal procedures	27
X-rays	27

2020 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	38
Female	71

**Ethnicity**
Non-Hispanic White	98
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	41
85 and over	12
Less than 65	14

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2020

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	42
Depression	39
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	21
Atrial Fibrilation	0
Heart Failure	24
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2021 were emergency care, X-rays and spinal procedures.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

doctor visit	226
emergency care	222
spinal procedures	113
X-rays	113

2021 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	137
Female	206

**Ethnicity**
Non-Hispanic White	323
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	110
85 and over	52
Less than 65	60

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2021

Hypertension	74
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	32
Depression	37
Chronic Kidney Disease	48
Asthma	10
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	17
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO during 2022 were emergency care.

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

emergency care	374

2022 Medicare Patient Data

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	139
Female	218

**Ethnicity**
Non-Hispanic White	322
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	115
85 and over	65
Less than 65	56

Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	35
Depression	38
Chronic Kidney Disease	35
Asthma	15
Osteoperosis	16
Atrial Fibrilation	20
Heart Failure	27
Chronic Obstructive Pulmonary Disease	24
Diabetes	35
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Christopher R. Hemmer, DNP, ANP for Medicare patients.

The highest averages for the top procedures that Christopher R. Hemmer, DNP, ANP treated as a nurse in Saint Peters, MO were emergency care, X-rays, spinal procedures and aspiration.

aspiration	25
doctor visit	367
emergency care	208
injections	25
spinal procedures	190
X-rays	190

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Christopher R. Hemmer, DNP, ANP.

**Gender**
Male	92
Female	142

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	95
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	71
85 and over	29
Less than 65	34
65 to 74	100

Average of Total of Conditions of Medicare patients treated by Christopher R. Hemmer, DNP, ANP From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Christopher R. Hemmer, DNP, ANP treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	63
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	27
Depression	25
Chronic Kidney Disease	25
Asthma	7
Osteoporosis	12
Heart Failure	16
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Atrial Fibrillation	8
Cancer	11
Dementia	12

Education & Training

He is certified by the Board Certification: ANCC - Adult Nurse Practitioner and has a state license in Missouri.

Board Certification: Board Certification: ANCC - Adult Nurse Practitioner

Licensed In: Missouri

Affiliations & Hospitals

Christopher R. Hemmer, DNP, ANP is associated with these hospitals and organizations:

Mercy Hospital South

Mercy Health System

MERCY CLINIC SURGICAL SPECIALISTS LLC

SOUTHEASTERN EMERGENCY SERVICES OF MEMPHIS PC

Ratings & Reviews

Christopher R. Hemmer, DNP, ANP has an exceptional overall rating with an average of 4.97 out of 5 stars based on 39 ratings. We collect ratings and reviews of Christopher R. Hemmer, DNP, ANP from all over the web to help you find the right in Saint Peters, MO.

4.97

Overall Rating

(39 Ratings)

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General Payments

These charts describe general payments received by Christopher R. Hemmer, DNP, ANP. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$13 ANDEXXA $13

**Types of Payments**
Food and Beverage	$13

Biography

Mr. Christopher Hemmer is a specialist in neurosurgery. Patient ratings for Mr. Hemmer average 5.0 stars (out of 5). He is professionally affiliated with Mercy Hospital South.