Procedure Volume Patient Data Patient Conditions Reviews Back to Top

Home > TN Providers > Pathologists

Dr. Kristan Mertz Ahler, MD

Accepting New Patients

(No ratings)

Specializes in: Pathology

Mount Sinai School of Medicine (1994)

8045 Roane Med Center Drive
Harriman, TN 37748

(865) 316-1000

Dr. Kristan Mertz Ahler, MD is a pathologist in Crossville, TN specializing in pathology. She graduated from Mount Sinai School of Medicine in 1994 and has 32 years of experience. Dr. Kristan Mertz Ahler, MD is affiliated with Covenant Health and Cumberland Medical Center Covenant Health Roane.

Office Locations

Cumberland Medical Center Covenant Health Roane

421 S Main Street
Crossville, TN 38555

(931) 484-9511

open_in_new

Cumberland Medical Center Covenant Health Roane

8045 Roane Med Center Drive
Harriman, TN 37748

(865) 316-1000

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Kristan Mertz Ahler, MD in 2023

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

Top 5%

By Affordability:

cytology

non-gynecologic cytology

In 2023, Dr. Kristan Mertz Ahler, MD had a list price for cytology, and non-gynecologic cytology that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Tennessee. 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 Affordability:

concentrated smear of non-gynecologic specimen

In 2012, Dr. Kristan Mertz Ahler, MD had a list price for concentrated smear (cytospin) of non-gynecologic specimen that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Tennessee. 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. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2012 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	70
lab tests	144

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2013 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	49
lab tests	107

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	180
Female	208

**Ethnicity**
Non-Hispanic White	370
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	117
85 and over	43
Less than 65	79

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2013

Hypertension	75
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	47
Depression	29
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	38
Diabetes	41
Dementia	19
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2014 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	46
lab tests	91

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	166
Female	213

**Ethnicity**
Non-Hispanic White	367
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	102
85 and over	38
Less than 65	86

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2014

Hypertension	75
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	46
Depression	30
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	25
Chronic Obstructive Pulmonary Disease	36
Diabetes	42
Dementia	16
Cancer	21

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2015 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	54
lab tests	119

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	322
Female	420

**Ethnicity**
Non-Hispanic White	720
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	276
From 75 to 84	188
85 and over	70
Less than 65	208

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2015

Hypertension	75
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	39
Depression	31
Chronic Kidney Disease	31
Asthma	26
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	38
Diabetes	42
Dementia	15
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2016 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	43
lab tests	109

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	157
Female	199

**Ethnicity**
Non-Hispanic White	342
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	85
85 and over	34
Less than 65	83

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2016

Hypertension	75
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	38
Depression	31
Chronic Kidney Disease	40
Asthma	37
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	28
Chronic Obstructive Pulmonary Disease	36
Diabetes	36
Dementia	15
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2017 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

consultation	13
cytology	55
lab tests	197

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	443
Female	439

**Ethnicity**
Non-Hispanic White	857
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	376
From 75 to 84	281
85 and over	89
Less than 65	136

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2017

Hypertension	75
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	44
Depression	25
Chronic Kidney Disease	34
Asthma	6
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	27
Diabetes	37
Dementia	12
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2018 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	68
lab tests	239

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	638
Female	596

**Ethnicity**
Non-Hispanic White	1209
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	570
From 75 to 84	400
85 and over	116
Less than 65	148

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2018

Hypertension	75
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	39
Depression	23
Chronic Kidney Disease	31
Asthma	5
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	12
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2019 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

consultation	16
cytology	64
lab tests	243

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	560
Female	666

**Ethnicity**
Non-Hispanic White	1198
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	610
From 75 to 84	364
85 and over	118
Less than 65	134

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2019

Hypertension	75
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	40
Depression	24
Chronic Kidney Disease	34
Asthma	6
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	11
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2020 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	77
lab tests	225

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	524
Female	542

**Ethnicity**
Non-Hispanic White	1036
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	494
From 75 to 84	330
85 and over	119
Less than 65	123

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2020

Hypertension	75
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	39
Depression	26
Chronic Kidney Disease	37
Asthma	6
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	10
Cancer	20

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2021 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

consultation	22
cytology	60
lab tests	207

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	498
Female	491

**Ethnicity**
Non-Hispanic White	965
Black	0
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	466
From 75 to 84	327
85 and over	96
Less than 65	100

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2021

Hypertension	75
High Cholesterol	70
Stroke	5
Ischemic Heart Disease	38
Depression	22
Chronic Kidney Disease	36
Asthma	6
Osteoperosis	8
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	11
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2022 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

consultation	16
cytology	62
lab tests	160

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	479
Female	460

**Ethnicity**
Non-Hispanic White	902
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	452
From 75 to 84	322
85 and over	84
Less than 65	81

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	30
Depression	23
Chronic Kidney Disease	23
Asthma	10
Osteoperosis	13
Atrial Fibrilation	20
Heart Failure	22
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	6
Cancer	25

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN during 2023 were lab tests and cytology.

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

cytology	47
lab tests	177

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Male	454
Female	411

**Ethnicity**
Non-Hispanic White	832
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	427
From 75 to 84	295
85 and over	83
Less than 65	60

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	31
Depression	23
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	12
Atrial Fibrilation	20
Heart Failure	21
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Dementia	6
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Kristan Mertz Ahler, MD for Medicare patients.

The highest averages for the top procedures that Dr. Kristan Mertz Ahler, MD treated as a pathologist in Crossville, TN were lab tests, cytology and consultation.

consultation	16
cytology	57
lab tests	168

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Kristan Mertz Ahler, MD.

**Gender**
Female	387
Male	368

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	733
Hispanic	0
Native American / Alaskan Native	0
Other	6

**Age**
85 and over	74
75 to 84	234
Less than 65	103
65 to 74	343

Average of Total of Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Kristan Mertz Ahler, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	68
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	35
Depression	23
Chronic Kidney Disease	29
Asthma	10
Osteoporosis	8
Heart Failure	22
Chronic Obstructive Pulmonary Disease	26
Diabetes	34
Atrial Fibrillation	12
Dementia	11
Cancer	17

Education & Training

Dr. Kristan Mertz Ahler, MD graduated from Mount Sinai School of Medicine in 1994. She completed residency at University of Tennessee Affiliated Hospitals. She is certified by the Anatomic & Clinical and has a state license in Tennessee.

Medical School: Mount Sinai School of Medicine (1994)

Residency: University of Tennessee Affiliated Hospitals (1996)

Board Certification: Anatomic & Clinical

Licensed In: Tennessee

Affiliations & Hospitals

Dr. Kristan Mertz Ahler, MD is associated with these hospitals and organizations:

Covenant Health

Cumberland Medical Center Covenant Health Roane

Ratings & Reviews

Dr. Kristan Mertz Ahler, MD does not have any reviews yet, be the first to leave a review of Dr. Kristan Mertz Ahler, MD here: Leave a Review

(No ratings)

Leave a Review

Biography

Dr. Kristan Ahler practices pathology in Harriman, TN and Crossville, TN. She is professionally affiliated with Covenant Health. She graduated from Mount Sinai School of Medicine. Dr. Ahler's training includes a residency program at a hospital affiliated with the University of Tennessee. She welcomes new patients at her office inCrossville, TN as reported by Covenant Health.

Select Year:

Dr. Kristan Mertz Ahler, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Kristan Mertz Ahler, MD in 2023

By Affordability:

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Kristan Mertz Ahler, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

Pathologists in Nearby Locations

Other Providers in Crossville, TN