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Dr. Allison Nichelle Williams, MD

Accepting New Patients

(Dr. Allison N. Williams, MD)

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Specializes in: Family Medicine

Howard University College of Medicine (2000)

1684 Village Green Lower Level Lower Level
Crofton, MD 21114

(410) 721-3822

Dr. Allison Nichelle Williams, MD is a family medicine practitioner in Crofton, MD specializing in family medicine. She graduated from Howard University College of Medicine in 2000 and has 26 years of experience.

Office Locations

1684 Village Green Lower Level Lower Level
Crofton, MD 21114

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Noteworthy Medicare Patient Procedures Performed by Dr. Allison Nichelle Williams, MD in 2023

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

Top 5%

By Volume:

urine tests

In 2023, Dr. Allison Nichelle Williams, MD performed more urine tests procedures for Medicare patients than 95% of providers in related specialties within Maryland.

Top 10%

By Affordability:

In 2023, Dr. Allison Nichelle Williams, MD had a list price for flu shot, flu vaccine, immunization (preventive vaccines), and vaccines that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Maryland. 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:

blood draw

flu shot

phlebotomy for lab tests

sed rate

By Affordability:

blood tests

In 2012, among providers in related specialties within Maryland, Dr. Allison Nichelle Williams, MD performed more blood draw, flu shot, phlebotomy for lab tests, and sed rate (ESR) 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. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2012 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

doctor visit	325
hospital care	159
inpatient care	159
preventive care	26
vaccines	26
vascular procedures	24

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2013 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

doctor visit	660
hospital care	175
inpatient care	175
preventive care	35
vaccines	35
vascular procedures	15

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	130
Female	238

**Ethnicity**
Non-Hispanic White	80
Black	269
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	90
85 and over	31
Less than 65	113

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2013

Hypertension	75
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	39
Depression	14
Chronic Kidney Disease	27
Asthma	14
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	24
Chronic Obstructive Pulmonary Disease	11
Diabetes	53
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2014 were preventive care, vaccines, hospital care and inpatient care.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

doctor visit	578
hospital care	54
inpatient care	54
preventive care	56
vaccines	56

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	98
Female	241

**Ethnicity**
Non-Hispanic White	62
Black	252
Hispanic	0
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	80
85 and over	24
Less than 65	82

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2014

Hypertension	75
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	34
Depression	13
Chronic Kidney Disease	24
Asthma	14
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	61
Dementia	11
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2015 were preventive care, vaccines, cardiac procedures and vascular procedures.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

cardiac procedures	29
doctor visit	813
preventive care	81
ultrasound (sonogram)	16
vaccines	81
vascular procedures	22

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	210
Female	494

**Ethnicity**
Non-Hispanic White	128
Black	536
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	152
85 and over	58
Less than 65	178

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2015

Hypertension	75
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	26
Depression	13
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	4
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	58
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2016 were preventive care, vaccines, ultrasound (sonogram) and lab tests.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

cardiac procedures	18
cytology	12
doctor visit	842
gynecologic pathology	12
lab tests	21
preventive care	65
ultrasound (sonogram)	32
vaccines	53
vascular procedures	14

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	81
Female	214

**Ethnicity**
Non-Hispanic White	51
Black	227
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	58
85 and over	21
Less than 65	66

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	28
Depression	9
Chronic Kidney Disease	31
Asthma	13
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	16
Chronic Obstructive Pulmonary Disease	8
Diabetes	56
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2017 were lab tests, ultrasound (sonogram), preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

cardiac procedures	22
doctor visit	577
lab tests	47
preventive care	26
ultrasound (sonogram)	33
vaccines	26
vascular procedures	26

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	61
Female	156

**Ethnicity**
Non-Hispanic White	33
Black	168
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	44
85 and over	18
Less than 65	47

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2017

Hypertension	75
High Cholesterol	60
Stroke	10
Ischemic Heart Disease	22
Depression	15
Chronic Kidney Disease	33
Asthma	12
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	44
Dementia	5
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2018 were lab tests, blood draw, preventive care and thyroid function tests.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

blood draw	744
diabetes management	104
doctor visit	1827
ear procedures	28
lab tests	1562
preventive care	321
thyroid function tests	298

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	210
Female	245

**Ethnicity**
Non-Hispanic White	417
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	172
85 and over	50
Less than 65	12

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2018

Hypertension	60
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	21
Depression	11
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	5
Diabetes	21
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2019 were lab tests, blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

blood draw	619
breathing treatment	15
chronic care	38
diabetes management	40
doctor visit	1553
ear procedures	30
lab tests	998
preventive care	240
thyroid function tests	86
vaccines	162

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	196
Female	246

**Ethnicity**
Non-Hispanic White	396
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	187
From 75 to 84	189
85 and over	48
Less than 65	18

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2019

Hypertension	62
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	28
Asthma	5
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	5
Diabetes	20
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2020 were lab tests, blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

blood draw	451
diabetes management	54
doctor visit	977
ear procedures	11
lab tests	538
preventive care	194
thyroid function tests	61
vaccines	140

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	182
Female	221

**Ethnicity**
Non-Hispanic White	351
Black	27
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	173
85 and over	46
Less than 65	17

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2020

Hypertension	60
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	25
Depression	15
Chronic Kidney Disease	32
Asthma	5
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	5
Diabetes	22
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2021 were lab tests, blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

blood draw	461
diabetes management	96
doctor visit	866
ear procedures	13
lab tests	559
preventive care	202
thyroid function tests	36
vaccines	106

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	189
Female	215

**Ethnicity**
Non-Hispanic White	346
Black	30
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	172
From 75 to 84	168
85 and over	48
Less than 65	16

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2021

Hypertension	61
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	22
Depression	12
Chronic Kidney Disease	31
Asthma	5
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	7
Chronic Obstructive Pulmonary Disease	4
Diabetes	22
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD during 2022 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

blood draw	423
doctor visit	907
lab tests	336
preventive care	87
vaccines	87

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Male	168
Female	203

**Ethnicity**
Non-Hispanic White	324
Black	21
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	168
85 and over	56
Less than 65	13

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2022

Hypertension	74
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	19
Depression	12
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	13
Atrial Fibrilation	20
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	21
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Allison Nichelle Williams, MD for Medicare patients.

The highest averages for the top procedures that Dr. Allison Nichelle Williams, MD treated as a family medicine practitioner in Crofton, MD were lab tests, blood draw, inpatient care and hospital care.

blood draw	539
cardiac procedures	23
chronic care	38
cytology	12
diabetes management	73
doctor visit	902
ear procedures	20
gynecologic pathology	12
hospital care	129
inpatient care	129
lab tests	580
preventive care	121
thyroid function tests	120
ultrasound (sonogram)	27
vaccines	77
vascular procedures	20

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Allison Nichelle Williams, MD.

**Gender**
Female	224
Male	138

**Ethnicity**
Black / African American	139
Asian / Pacific Islander	1
Non-Hispanic White	198
Native American / Alaskan Native	0
Hispanic	0
Other	3

**Age**
85 and over	36
75 to 84	117
Less than 65	51
65 to 74	158

Average of Total of Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Allison Nichelle Williams, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	62
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	23
Depression	11
Chronic Kidney Disease	25
Asthma	8
Osteoporosis	5
Heart Failure	11
Chronic Obstructive Pulmonary Disease	6
Diabetes	34
Atrial Fibrillation	8
Dementia	6
Cancer	9

Education & Training

Dr. Allison Nichelle Williams, MD graduated from Howard University College of Medicine in 2000. She completed residency at University of Maryland Affiliated Hospitals. She is certified by the The National Board of Physicians and Surgeons and has a state license in Maryland.

Medical School: Howard University College of Medicine (2000)

Residency: University of Maryland Affiliated Hospitals (2003)

Board Certification: The National Board of Physicians and Surgeons

Licensed In: Maryland

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$1,320 Victoza $445	RYBELSUS $214	Ozempic $169	Tresiba $147	Saxenda $108	Other $237
AstraZeneca Pharmaceuticals LP	$757 FARXIGA $419	BREZTRI $119	SYMBICORT $90	BYDUREON PEN $53	BYDUREON WEEKLY $19	Other $58
Lilly USA, LLC	$387 JARDIANCE $134	MOUNJARO $125	TRULICITY $65	REYVOW $45	BASAGLAR $17
Janssen Pharmaceuticals, Inc	$310 XARELTO $160	INVOKANA $151
Amgen Inc.	$305 Repatha $172	Prolia $109	Aimovig $24
Other	$3,082 Edarbi $232	JARDIANCE $160	Xhance $140	JANUMET XR $122	Trintellix $117	Other $2,312

**Types of Payments**
Food and Beverage	$6,103
Education	$58

Biography

Dr. Allison Williams is a family medicine specialist in Crofton, MD. Dr. Williams attended Howard University College of Medicine for medical school and subsequently trained at a hospital affiliated with the University of Maryland for residency. Her distinctions include: Bussiness Rate - Best of 2024 Family Practice Physician; Best in Maryland Doctors; and Certificate of Excellence for Most Engaged New Practice in Aledade Accountable Care. Her practice in Crofton, MD is open to new patients as reported by Yext.

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Dr. Allison Nichelle Williams, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Allison Nichelle Williams, 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. Allison Nichelle Williams, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Allison Nichelle Williams, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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