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Dr. Jan Ferris, DO

(No ratings)

Specializes in: Family Medicine

28 Park Avenue
Williston, VT 05495

(802) 878-1008

Dr. Jan Ferris, DO is a family medicine practitioner in Williston, VT specializing in family medicine. Dr. Jan Ferris, DO is affiliated with EVERGREEN FAMILY HEALTH PARTNERS.

Office Locations

28 Park Avenue
Williston, VT 05495

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Noteworthy Medicare Patient Procedures Performed by Dr. Jan Ferris, DO in 2023

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

Top 5%

By Volume:

prothrombin time test

By Affordability:

coagulation tests

liver function tests

metabolic panel

prothrombin time test

In 2023, among providers in related specialties within Vermont, Dr. Jan Ferris, DO performed more prothrombin time (PT) test procedures for Medicare patients than 95% of them and she also had a list price for coagulation (blood clotting) tests, liver function tests (LFTs), metabolic panel, and prothrombin time (PT) 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:

lab tests

By Affordability:

blood draw

blood draw for lab tests

phlebotomy for lab tests

venipuncture

In 2023, among providers in related specialties within Vermont, Dr. Jan Ferris, DO performed more lab tests procedures for Medicare patients than 90% of them and she also had a list price for blood draw, blood draw for lab tests, phlebotomy for lab tests, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 90% 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 25%

By Volume:

lipid profile

preventive care

By Affordability:

A1C test

blood tests

cholesterol screening

diabetes management

diabetes screening

glycated protein test

lipid profile

In 2013, among providers in related specialties within Vermont, Dr. Jan Ferris, DO performed more lipid profile, and preventive care procedures for Medicare patients than 75% of them and she also had a list price for A1C test, blood tests, cholesterol screening, diabetes management, diabetes screening, glycated protein test, and lipid profile 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

2013 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2013 were lab tests, preventive care, vaccines and blood draw.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	119
diabetes management	74
doctor visit	786
lab tests	687
preventive care	312
vaccines	123

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	102
Female	166

**Age**
From 65 to 74	119
From 75 to 84	91
85 and over	29
Less than 65	29

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2013

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	58
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	25
Depression	17
Chronic Kidney Disease	7
Asthma	4
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	23
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2014 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	165
diabetes management	60
doctor visit	832
lab tests	717
preventive care	298
vaccines	126

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	115
Female	185

**Age**
From 65 to 74	138
From 75 to 84	101
85 and over	29
Less than 65	32

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2014

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2014 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	58
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	26
Depression	18
Chronic Kidney Disease	13
Asthma	5
Osteoperosis	4
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	6
Diabetes	26
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2015 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	157
diabetes management	64
doctor visit	921
lab tests	802
preventive care	310
vaccines	133

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	220
Female	382

**Ethnicity**
Non-Hispanic White	580
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	206
85 and over	58
Less than 65	56

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2015

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2015 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	55
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	28
Depression	20
Chronic Kidney Disease	17
Asthma	9
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	20
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2016 were lab tests, preventive care, vaccines and blood draw.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	158
diabetes management	62
doctor visit	789
lab tests	710
preventive care	320
vaccines	166

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	104
Female	181

**Ethnicity**
Non-Hispanic White	272
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	95
85 and over	36
Less than 65	25

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2016

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2016 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	56
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	27
Depression	18
Chronic Kidney Disease	20
Asthma	12
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2017 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	165
diabetes management	78
doctor visit	629
lab tests	557
preventive care	210
vaccines	38

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	96
Female	201

**Ethnicity**
Non-Hispanic White	284
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	135
From 75 to 84	99
85 and over	32
Less than 65	31

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2017

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2017 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	50
High Cholesterol	32
Stroke	4
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	18
Asthma	5
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	20
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2018 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	175
diabetes management	81
doctor visit	751
lab tests	731
preventive care	186
vaccines	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	111
Female	234

**Ethnicity**
Non-Hispanic White	329
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	123
85 and over	40
Less than 65	28

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2018

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2018 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	49
High Cholesterol	32
Stroke	0
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	17
Asthma	5
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	6
Diabetes	18
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2019 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	209
diabetes management	75
doctor visit	694
lab tests	634
preventive care	238
vaccines	33

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	99
Female	231

**Ethnicity**
Non-Hispanic White	318
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	161
From 75 to 84	100
85 and over	41
Less than 65	28

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2019

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2019 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	48
High Cholesterol	35
Stroke	3
Ischemic Heart Disease	23
Depression	22
Chronic Kidney Disease	16
Asthma	8
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	16
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2020 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	199
diabetes management	103
doctor visit	878
lab tests	904
preventive care	258
vaccines	52

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	149
Female	298

**Ethnicity**
Non-Hispanic White	428
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	134
85 and over	57
Less than 65	36

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2020

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2020 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	52
High Cholesterol	36
Stroke	4
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	24
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2021 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	245
diabetes management	83
doctor visit	690
lab tests	721
preventive care	323
vaccines	89

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	132
Female	269

**Ethnicity**
Non-Hispanic White	378
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	111
85 and over	62
Less than 65	30

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2021

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2021 were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	46
High Cholesterol	36
Stroke	0
Ischemic Heart Disease	21
Depression	23
Chronic Kidney Disease	20
Asthma	5
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	5
Diabetes	18
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2022 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	205
diabetes management	73
doctor visit	558
lab tests	572
preventive care	266
vaccines	72

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	120
Female	218

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

**Age**
From 65 to 74	169
From 75 to 84	97
85 and over	47
Less than 65	25

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2022

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2022 were high cholesterol, hypertension, diabetes and atrial fibrilation.

Hypertension	56
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	17
Depression	17
Chronic Kidney Disease	16
Asthma	8
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	18
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT during 2023 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

blood draw	164
diabetes management	50
doctor visit	581
lab tests	442
preventive care	179
vaccines	54

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	88
Female	195

**Ethnicity**
Non-Hispanic White	269
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	81
85 and over	45
Less than 65	24

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2023

The most common conditions of Medicare patients that Dr. Jan Ferris, DO treated during 2023 were high cholesterol, hypertension, depression and diabetes.

Hypertension	57
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	16
Depression	21
Chronic Kidney Disease	13
Asthma	8
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	18
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Jan Ferris, DO for Medicare patients.

The highest averages for the top procedures that Dr. Jan Ferris, DO treated as a family medicine practitioner in Williston, VT were lab tests, preventive care, blood draw and vaccines.

blood draw	178
diabetes management	73
doctor visit	737
lab tests	679
preventive care	263
vaccines	82

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Jan Ferris, DO.

**Gender**
Male	121
Female	232

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	289
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	112
85 and over	43
Less than 65	31
65 to 74	167

Average of Total of Conditions of Medicare patients treated by Dr. Jan Ferris, DO From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Jan Ferris, DO treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	53
High Cholesterol	41
Stroke	2
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	16
Asthma	6
Osteoporosis	6
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	20
Atrial Fibrillation	13
Cancer	9
Dementia	5

Education & Training

She has a state license in Vermont.

Licensed In: Vermont

Affiliations & Hospitals

Dr. Jan Ferris, DO is associated with these hospitals and organizations:

EVERGREEN FAMILY HEALTH PARTNERS

Ratings & Reviews

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Biography

Dr. Jan Ferris specializes in family medicine and practices in Williston, VT. Dr. Ferris has obtained a license to practice in Vermont.

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Dr. Jan Ferris, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Jan Ferris, DO in 2023

By Volume:

By Affordability:

By Volume:

By Affordability:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Ferris, DO in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Jan Ferris, DO From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

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