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Home > WI Providers > Urologists

Dr. Lynn E. Hahnfeld, MD

Accepting New Patients

(Lynn E. Hahnfeld, MD)

(50 Ratings)

Specializes in: Urology (Urinary Tract Disease) and General Practice

Rush Medical College

Professional interests include: kidney cancer, genitourinary cancer, bladder cancer, and more.

752 N. High Point Road
Madison, WI 53717

(608) 294-6070

Dr. Lynn E. Hahnfeld, MD is an urologist in Madison, WI specializing in urology (urinary tract disease) and general practice. She graduated from Rush Medical College. Dr. Lynn E. Hahnfeld, MD is affiliated with SSM Health, SSM Health St. Clare Hospital - Baraboo, SSM Health St. Mary's Hospital (Madison) - Main Facility, DEAN HEALTH SYSTEMS INC and SSM Health Dean Medical Group.

Office Locations

752 N. High Point Road
Madison, WI 53717

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1626 Tuttle Street Second Floor
Baraboo, WI 53913

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2825 Hunters Trail Second Floor
Portage, WI 53901

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Noteworthy Medicare Patient Procedures Performed by Dr. Lynn E. Hahnfeld, MD in 2023

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

Top 5%

By Volume:

endourologic procedures

minimally invasive procedures

In 2023, Dr. Lynn E. Hahnfeld, MD performed more endourologic procedures, and minimally invasive procedures procedures for Medicare patients than 95% of providers in related specialties within Wisconsin.

Top 10%

By Volume:

cystoscopy with ureteral stent placement

diagnostic cystoscopy

laser surgery

ureteroscopy with laser lithotripsy

urologic procedures

In 2023, Dr. Lynn E. Hahnfeld, MD performed more cystoscopy with ureteral stent placement, diagnostic cystoscopy, laser surgery, ureteroscopy with laser lithotripsy, and urologic procedures procedures for Medicare patients than 90% of providers in related specialties within Wisconsin.

Top 25%

By Volume:

biopsy

blood draw

complete blood count

core needle prostate biopsy

lab tests

phlebotomy for lab tests

prostate biopsy

prostate punch biopsy

pyeloscopy

urinalysis

By Affordability:

blood tests

In 2012, among providers in related specialties within Wisconsin, Dr. Lynn E. Hahnfeld, MD performed more biopsy, blood draw, complete blood count (CBC), core needle prostate biopsy, lab tests, phlebotomy for lab tests, prostate biopsy, prostate punch biopsy, pyeloscopy, and urinalysis procedures for Medicare patients than 75% of them and she also had a list price for blood 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. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2012 were lab tests, urologic procedures, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

biological response modifier (BRM) therapy	13
blood draw	79
catheterization	68
chemotherapy	13
diagnostic procedures	15
doctor visit	472
hormone therapy	43
hospital care	27
inpatient care	27
lab tests	553
minimally invasive procedures	218
minor procedures	15
potassium test	27
stent placement (stenting)	24
urologic procedures	415

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2013 were lab tests, urologic procedures, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

ablation	12
blood draw	93
catheterization	58
cryotherapy	12
doctor visit	457
foreign body removal	15
hormone therapy	48
hospital care	21
inpatient care	21
lab tests	471
laser treatment	23
lithotripsy (stone fragmentation)	11
minimally invasive procedures	219
potassium test	32
stent placement (stenting)	28
urologic procedures	442

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	306
Female	171

**Ethnicity**
Non-Hispanic White	451
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	135
85 and over	74
Less than 65	58

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2013

Hypertension	58
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	4
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	11
Cancer	23

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2014 were lab tests, urologic procedures, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

ablation	31
blood draw	98
catheterization	98
cryotherapy	16
doctor visit	462
foreign body removal	18
hormone therapy	44
lab tests	595
laser treatment	27
lithotripsy (stone fragmentation)	11
minimally invasive procedures	256
potassium test	44
stent placement (stenting)	32
urologic procedures	577

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	329
Female	190

**Ethnicity**
Non-Hispanic White	500
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	209
From 75 to 84	170
85 and over	86
Less than 65	54

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2014

Hypertension	60
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	33
Depression	23
Chronic Kidney Disease	29
Asthma	8
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	13
Cancer	24

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2015 were lab tests, urologic procedures, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

ablation	43
blood draw	213
catheterization	92
cryotherapy	30
diagnostic procedures	21
doctor visit	586
foreign body removal	25
hormone therapy	50
hospital care	32
inpatient care	32
lab tests	704
laser treatment	44
lithotripsy (stone fragmentation)	14
minimally invasive procedures	357
minor procedures	21
potassium test	37
stent placement (stenting)	40
urologic procedures	682

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	916
Female	422

**Ethnicity**
Non-Hispanic White	1266
Black	0
Hispanic	0
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	566
From 75 to 84	412
85 and over	224
Less than 65	136

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2015

Hypertension	73
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	34
Depression	22
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	4
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	10
Cancer	28

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2016 were urologic procedures, lab tests, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

blood draw	147
catheterization	63
diagnostic procedures	31
doctor visit	499
foreign body removal	20
hormone therapy	45
lab tests	537
laser treatment	19
lithotripsy (stone fragmentation)	19
minimally invasive procedures	272
minor procedures	31
potassium test	45
stent placement (stenting)	42
urologic procedures	556

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	381
Female	184

**Ethnicity**
Non-Hispanic White	529
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	236
From 75 to 84	191
85 and over	78
Less than 65	60

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2016

Hypertension	73
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	35
Asthma	15
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	10
Cancer	28

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2017 were lab tests, urologic procedures, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

ablation	25
blood draw	106
catheterization	53
cryotherapy	14
diagnostic procedures	28
doctor visit	501
foreign body removal	11
hormone therapy	46
hospital care	13
inpatient care	13
lab tests	496
laser treatment	14
minimally invasive procedures	250
minor procedures	28
potassium test	29
stent placement (stenting)	20
urologic procedures	488

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	378
Female	158

**Ethnicity**
Non-Hispanic White	508
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	172
85 and over	83
Less than 65	44

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2017

Hypertension	73
High Cholesterol	48
Stroke	3
Ischemic Heart Disease	34
Depression	21
Chronic Kidney Disease	36
Asthma	5
Osteoperosis	4
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	11
Cancer	27

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2018 were lab tests, urologic procedures, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

ablation	11
blood draw	122
catheterization	40
diagnostic procedures	29
doctor visit	457
hormone therapy	33
hospital care	19
inpatient care	19
lab tests	437
laser treatment	16
lithotripsy (stone fragmentation)	16
minimally invasive procedures	224
minor procedures	29
potassium test	40
stent placement (stenting)	36
urologic procedures	411

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	363
Female	131

**Ethnicity**
Non-Hispanic White	473
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	165
85 and over	69
Less than 65	29

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2018

Hypertension	72
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	32
Depression	16
Chronic Kidney Disease	39
Asthma	3
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	9
Cancer	26

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2019 were lab tests, urologic procedures, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

blood draw	124
catheterization	35
diagnostic procedures	28
doctor visit	472
foreign body removal	30
hormone therapy	26
lab tests	421
laser treatment	20
lithotripsy (stone fragmentation)	20
minimally invasive procedures	230
minor procedures	28
potassium test	25
stent placement (stenting)	39
urologic procedures	393

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	378
Female	116

**Ethnicity**
Non-Hispanic White	463
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	154
85 and over	69
Less than 65	40

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2019

Hypertension	64
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	31
Depression	20
Chronic Kidney Disease	39
Asthma	5
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	32
Dementia	10
Cancer	25

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2020 were urologic procedures, lab tests, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

blood draw	133
catheterization	43
diagnostic procedures	33
doctor visit	419
foreign body removal	16
hospital care	12
inpatient care	12
lab tests	293
laser treatment	24
lithotripsy (stone fragmentation)	24
minimally invasive procedures	222
minor procedures	33
stent placement (stenting)	51
urologic procedures	325

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	369
Female	119

**Ethnicity**
Non-Hispanic White	467
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	155
85 and over	50
Less than 65	40

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2020

Hypertension	58
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	35
Depression	17
Chronic Kidney Disease	38
Asthma	5
Osteoperosis	3
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	10
Cancer	28

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2021 were urologic procedures, lab tests, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

ablation	18
biological response modifier (BRM) therapy	48
blood draw	131
catheterization	48
chemotherapy	48
cryotherapy	18
diagnostic procedures	50
doctor visit	492
foreign body removal	21
lab tests	392
laser treatment	56
lithotripsy (stone fragmentation)	38
minimally invasive procedures	291
minor procedures	50
potassium test	18
stent placement (stenting)	59
urologic procedures	487

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	414
Female	142

**Ethnicity**
Non-Hispanic White	517
Black	0
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	274
From 75 to 84	180
85 and over	68
Less than 65	34

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2021

Hypertension	62
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	33
Depression	19
Chronic Kidney Disease	40
Asthma	5
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	9
Cancer	27

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI during 2022 were urologic procedures, lab tests, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

blood draw	129
catheterization	38
diagnostic procedures	50
doctor visit	513
foreign body removal	17
lab tests	369
laser treatment	30
lithotripsy (stone fragmentation)	30
minimally invasive procedures	259
minor procedures	50
potassium test	36
stent placement (stenting)	52
urologic procedures	412

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	396
Female	128

**Ethnicity**
Non-Hispanic White	496
Black	0
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	280
From 75 to 84	141
85 and over	77
Less than 65	26

Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD in 2022

Hypertension	73
High Cholesterol	72
Stroke	5
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	8
Atrial Fibrilation	22
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	8
Cancer	32

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Lynn E. Hahnfeld, MD for Medicare patients.

The highest averages for the top procedures that Dr. Lynn E. Hahnfeld, MD treated as an urologist in Madison, WI were lab tests, urologic procedures, minimally invasive procedures and blood draw.

ablation	23
biological response modifier (BRM) therapy	30
blood draw	125
catheterization	57
chemotherapy	30
cryotherapy	18
diagnostic procedures	31
doctor visit	484
foreign body removal	19
hormone therapy	41
hospital care	20
inpatient care	20
lab tests	478
laser treatment	27
lithotripsy (stone fragmentation)	20
minimally invasive procedures	254
minor procedures	31
potassium test	33
stent placement (stenting)	38
urologic procedures	471

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Lynn E. Hahnfeld, MD.

**Gender**
Male	384
Female	160

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	515
Hispanic	0
Native American / Alaskan Native	0
Other	10

**Age**
75 to 84	170
85 and over	79
Less than 65	47
65 to 74	247

Average of Total of Conditions of Medicare patients treated by Dr. Lynn E. Hahnfeld, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Lynn E. Hahnfeld, MD treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	60
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	30
Asthma	6
Osteoporosis	4
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Atrial Fibrillation	12
Cancer	24
Dementia	9

Education & Training

Dr. Lynn E. Hahnfeld, MD graduated from Rush Medical College. She completed residency at UW Hospital Graduate Medical Education. She is certified by the American Board of Urology Drug Enforcement Administration Wisconsin Medical Examining Board and has a state license in Wisconsin.

Medical School: Rush Medical College

Residency: UW Hospital Graduate Medical Education

Board Certification: American Board of Urology Drug Enforcement Administration Wisconsin Medical Examining Board

Licensed In: Wisconsin

Affiliations & Hospitals

Dr. Lynn E. Hahnfeld, MD is associated with these hospitals and organizations:

SSM Health

SSM Health St. Clare Hospital - Baraboo

SSM Health St. Mary's Hospital (Madison) - Main Facility

DEAN HEALTH SYSTEMS INC

SSM Health Dean Medical Group

Ratings & Reviews

Dr. Lynn E. Hahnfeld, MD has an exceptional overall rating with an average of 4.88 out of 5 stars based on 50 ratings. We collect ratings and reviews of Dr. Lynn E. Hahnfeld, MD from all over the web to help you find the right in Madison, WI.

4.88

Overall Rating

(50 Ratings)

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$1,167 Da Vinci Surgical System $1,167
Astellas Pharma US Inc	$186 Myrbetriq $86	Vesicare $20	$80
Medtronic USA, Inc.	$12 Sacral Nerve Stimulation - Neuro $12

**Types of Payments**
Travel and Lodging	$1,129
Food and Beverage	$138
Education	$98

Biography

Dr. Lynn Hahnfeld sees patients in Madison, WI, Portage, WI, and Baraboo, WI. Her medical specialties are general practice and urology (urinary tract disease). On average, patients gave her a rating of 5.0 stars (out of 5). She has a special interest in bladder cancer, kidney cancer, and prostate cancer. Dr. Hahnfeld's professional affiliations include SSM Health St. Mary's Hospital (Madison) - Main Facility and SSM Health St. Clare Hospital - Baraboo. According to Yext, Dr. Hahnfeld is currently accepting new patients at her office in Madison, WI. She attended medical school at Rush Medical College.