In 2023, among providers in related specialties within New Hampshire, Dr. William Benjamin Feldmann, MD performed more A1C test, complete blood count (CBC), electrolyte panel, fasting blood glucose test, hearing test, lab tests, lipid profile, microalbumin urine test, preventive care, prostate-specific antigen (PSA) test, pure-tone threshold audiometry, screening PSA test, serum folate test, thyroid blood test, total creatine kinase test, and uric acid blood test procedures for Medicare patients than 95% of them and he also had a list price for A1C test, ALT (SGPT) test, AST (SGOT) test, cholesterol screening, creatine kinase tests, creatinine test, creatinine urine test, diabetes management, diabetes screening, folic acid tests, gamma-glutamyl transferase (GGT) test, glycated protein test, lipid profile, microalbumin test, prostate-specific antigen (PSA) test, sed rate (ESR), serum folate test, thyroid blood test, total creatine kinase test, total PSA test, vitamin B12 test, and vitamin D test that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Volume:

blood draw

phlebotomy for lab tests

In 2023, Dr. William Benjamin Feldmann, MD performed more blood draw, and phlebotomy for lab tests procedures for Medicare patients than 90% of providers in related specialties within New Hampshire.

Top 25%

By Affordability:

ear procedures

liver function tests

In 2012, Dr. William Benjamin Feldmann, MD had a list price for ear procedures, and liver function tests (LFTs) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within New Hampshire. 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. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2012 were lab tests, blood draw, preventive care and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	272
diabetes management	61
diagnostic procedures	44
doctor visit	268
ear procedures	44
lab tests	910
preventive care	168
thyroid function tests	89
vaccines	32

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2013 were lab tests, blood draw, preventive care and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	267
diabetes management	75
diagnostic procedures	33
doctor visit	282
ear procedures	33
lab tests	1338
preventive care	249
thyroid function tests	104
vaccines	13

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	63
Female	57

**Age**
From 65 to 74	66
From 75 to 84	34
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2013

Hypertension	75
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	27
Depression	11
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	33
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2014 were lab tests, blood draw, preventive care and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	331
diabetes management	75
diagnostic procedures	39
doctor visit	270
ear procedures	39
lab tests	1423
preventive care	240
thyroid function tests	104

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	64
Female	64

**Age**
From 65 to 74	68
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2014

Hypertension	70
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	30
Depression	9
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	12
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2015 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	269
diabetes management	90
diagnostic procedures	32
doctor visit	336
ear procedures	32
lab tests	1638
preventive care	287
thyroid function tests	131

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	134
Female	142

**Age**
From 65 to 74	146
From 75 to 84	86
85 and over	22
Less than 65	22

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2015

Hypertension	70
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	14
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2016 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	314
diabetes management	94
diagnostic procedures	44
doctor visit	412
ear procedures	44
lab tests	1749
preventive care	330
thyroid function tests	135
vaccines	32

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	82
Female	83

**Ethnicity**
Non-Hispanic White	153
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	55
85 and over	11
Less than 65	16

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2016

Hypertension	67
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	23
Asthma	12
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	9
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2017 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	276
diabetes management	107
diagnostic procedures	44
doctor visit	497
ear procedures	44
lab tests	1961
preventive care	367
thyroid function tests	160
vaccines	34

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	98
Female	111

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

**Age**
From 65 to 74	112
From 75 to 84	64
85 and over	15
Less than 65	18

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2017

Hypertension	65
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	23
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2018 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	289
diabetes management	107
diagnostic procedures	44
doctor visit	544
ear procedures	44
lab tests	2079
preventive care	375
thyroid function tests	159
vaccines	33

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	115
Female	128

**Ethnicity**
Non-Hispanic White	227
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	69
85 and over	19
Less than 65	19

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2018

Hypertension	63
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	31
Depression	23
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	23
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2019 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	414
diabetes management	137
diagnostic procedures	57
doctor visit	673
ear procedures	57
lab tests	2800
preventive care	463
thyroid function tests	219
vaccines	33

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	149
Female	154

**Ethnicity**
Non-Hispanic White	283
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	162
From 75 to 84	93
85 and over	29
Less than 65	19

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2019

Hypertension	69
High Cholesterol	70
Stroke	5
Ischemic Heart Disease	34
Depression	22
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2020 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	426
diabetes management	154
diagnostic procedures	42
doctor visit	577
ear procedures	42
lab tests	2804
preventive care	527
thyroid function tests	222
vaccines	41

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	141
Female	131

**Ethnicity**
Non-Hispanic White	253
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	87
85 and over	26
Less than 65	15

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2020

Hypertension	66
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	36
Depression	18
Chronic Kidney Disease	31
Asthma	10
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	11
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2021 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	371
diabetes management	156
diagnostic procedures	42
doctor visit	483
ear procedures	42
lab tests	2779
preventive care	550
thyroid function tests	220
vaccines	58

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	141
Female	122

**Ethnicity**
Non-Hispanic White	245
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	95
85 and over	24
Less than 65	13

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2021

Hypertension	67
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	34
Asthma	5
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2022 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	394
diabetes management	159
diagnostic procedures	45
doctor visit	536
ear procedures	45
lab tests	3002
preventive care	573
thyroid function tests	233
vaccines	69

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	143
Female	127

**Ethnicity**
Non-Hispanic White	250
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	113
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	25
Depression	10
Chronic Kidney Disease	29
Asthma	13
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	24
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH during 2023 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

blood draw	388
diabetes management	158
diagnostic procedures	43
doctor visit	551
ear procedures	43
lab tests	2916
preventive care	552
thyroid function tests	244
vaccines	62

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	154
Female	151

**Ethnicity**
Non-Hispanic White	283
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	130
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	28
Depression	9
Chronic Kidney Disease	26
Asthma	12
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. William Benjamin Feldmann, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Benjamin Feldmann, MD treated as an internist in Salem, NH were lab tests, preventive care, blood draw and thyroid function tests.

blood draw	334
diabetes management	114
diagnostic procedures	42
doctor visit	452
ear procedures	42
lab tests	2116
preventive care	390
thyroid function tests	168
vaccines	40

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. William Benjamin Feldmann, MD.

**Gender**
Male	107
Female	105

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	157
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	72
85 and over	12
Less than 65	10
65 to 74	109

Average of Total of Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD From 2012 - 2023

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

Hypertension	63
High Cholesterol	62
Stroke	1
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	24
Asthma	7
Osteoporosis	2
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Atrial Fibrillation	10
Cancer	7
Dementia	9

Education & Training

He has a state license in New Hampshire.

Licensed In: New Hampshire

Ratings & Reviews

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General Payments

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

**Payments by Company**
GlaxoSmithKline, LLC.	$444 SHINGRIX $86	BREO $69	FLUARIX $55	TRELEGY ELLIPTA $51	ANORO $41	Other $142
AbbVie, Inc.	$304 Androgel $111	Synthroid $81	Creon $39	Lupron $26	$46
AstraZeneca Pharmaceuticals LP	$301 FARXIGA $117	SYMBICORT $62	BYDUREON PEN $54	BYDUREON WEEKLY $49	CRESTOR $19
Lilly USA, LLC	$244 BASAGLAR $140	JARDIANCE $60	CIALIS $17	TRULICITY $15	EMGALITY $13
Auxilium Pharmaceuticals, Inc.	$244 TESTIM $229	TESTOPEL $16
Other	$1,807 INVOKANA $117	Tresiba $115	XIFAXAN $109	Repatha $98	Trintellix $88	Other $1,280

**Types of Payments**
Food and Beverage	$3,327
Education	$17

Biography

Dr. William Feldmann is a specialist in general pediatrics in Salem, NH. He is a graduate of SUNY Downstate Medical Center College of Medicine.

Select Year:

Dr. William Benjamin Feldmann, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. William Benjamin Feldmann, MD in 2023

By Volume:

By Affordability:

By Volume:

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. William Benjamin Feldmann, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Benjamin Feldmann, 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. William Benjamin Feldmann, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Internists & Internal Medicine Doctors in Nearby Locations

Other Providers in Salem, NH