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Dr. Douglas L. Ambler, MD

Accepting New Patients

(Douglas L. Ambler, MD)

(109 Ratings)

Specializes in: Physician, Internal Medicine (Adult Medicine) and General Internal Medicine

Loyola University Stritch School of Medicine (1995)

Professional interests include: hypertension (high blood pressure), cancer screening, chronic illness, and more.

7 Blanchard Circle Suite 206
Wheaton, IL 60189

(630) 653-0848

Dr. Douglas L. Ambler, MD is a physician provider in Wheaton, IL specializing in physician, internal medicine (adult medicine) and general internal medicine. He graduated from Loyola University Stritch School of Medicine in 1995 and has 31 years of experience. Dr. Douglas L. Ambler, MD is affiliated with Northwestern Medicine, Northwestern University Feinberg School of Medicine and Northwestern Medicine Regional Medical Group.

Office Locations

7 Blanchard Circle Suite 206
Wheaton, IL 60189

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Noteworthy Medicare Patient Procedures Performed by Dr. Douglas L. Ambler, MD in 2024

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

Top 25%

By Volume:

flu shot

preventive care

By Affordability:

diabetes management

diabetes screening

screening test

Welcome to Medicare visit

wellness visit

In 2012, among providers in related specialties within Illinois, Dr. Douglas L. Ambler, MD performed more flu shot, and preventive care procedures for Medicare patients than 75% of them and he also had a list price for diabetes management, diabetes screening, screening test, Welcome to Medicare visit (initial preventive physical exam), and wellness visit 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. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2012 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

diabetes management	33
doctor visit	1230
ear procedures	25
hospital care	573
inpatient care	573
lab tests	486
nursing home care	85
preventive care	283
vaccines	224

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2013 were hospital care, nursing home care, inpatient care and lab tests.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

diabetes management	43
doctor visit	1479
ear procedures	46
hospital care	538
inpatient care	492
lab tests	456
nursing home care	493
outpatient care	46
preventive care	337
vaccines	262

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	373
Female	540

**Ethnicity**
Non-Hispanic White	886
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	318
From 75 to 84	300
85 and over	263
Less than 65	32

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2013

Hypertension	70
High Cholesterol	56
Stroke	8
Ischemic Heart Disease	33
Depression	24
Chronic Kidney Disease	23
Asthma	7
Osteoperosis	16
Atrial Fibrilation	17
Heart Failure	24
Chronic Obstructive Pulmonary Disease	13
Diabetes	23
Dementia	19
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2014 were hospital care, inpatient care, lab tests and nursing home care.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

diabetes management	43
doctor visit	1634
ear procedures	33
hospital care	758
inpatient care	648
lab tests	439
nursing home care	436
outpatient care	110
preventive care	435
vaccines	362

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	358
Female	519

**Ethnicity**
Non-Hispanic White	843
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	341
From 75 to 84	247
85 and over	259
Less than 65	30

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2014

Hypertension	67
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	14
Atrial Fibrilation	18
Heart Failure	22
Chronic Obstructive Pulmonary Disease	12
Diabetes	22
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2015 were hospital care, preventive care, inpatient care and vaccines.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

diabetes management	27
doctor visit	1576
ear procedures	19
hospital care	716
inpatient care	520
lab tests	338
nursing home care	428
outpatient care	196
preventive care	541
vaccines	487

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	728
Female	1072

**Ethnicity**
Non-Hispanic White	1722
Black	0
Hispanic	0
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	640
From 75 to 84	548
85 and over	546
Less than 65	66

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2015

Hypertension	69
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	34
Depression	24
Chronic Kidney Disease	21
Asthma	11
Osteoperosis	15
Atrial Fibrilation	17
Heart Failure	21
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2016 were hospital care, lab tests, preventive care and inpatient care.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

chronic care	67
diabetes management	24
doctor visit	1627
ear procedures	20
hospital care	578
inpatient care	378
lab tests	412
nursing home care	316
outpatient care	200
preventive care	385
vaccines	338

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	350
Female	495

**Ethnicity**
Non-Hispanic White	803
Black	0
Hispanic	11
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	325
From 75 to 84	246
85 and over	244
Less than 65	30

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2016

Hypertension	70
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	31
Depression	24
Chronic Kidney Disease	22
Asthma	12
Osteoperosis	16
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2017 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

chronic care	106
diabetes management	13
doctor visit	1335
ear procedures	15
hospital care	580
inpatient care	420
lab tests	338
nursing home care	225
outpatient care	160
preventive care	326
vaccines	289

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	309
Female	452

**Ethnicity**
Non-Hispanic White	731
Black	0
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	285
From 75 to 84	225
85 and over	223
Less than 65	28

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2017

Hypertension	63
High Cholesterol	46
Stroke	6
Ischemic Heart Disease	27
Depression	23
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	16
Atrial Fibrilation	18
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	19
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2018 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

chronic care	122
diabetes management	19
doctor visit	1217
hospital care	462
inpatient care	321
lab tests	254
nursing home care	196
outpatient care	141
preventive care	298
vaccines	257

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	319
Female	440

**Ethnicity**
Non-Hispanic White	725
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	278
From 75 to 84	234
85 and over	219
Less than 65	28

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2018

Hypertension	63
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	28
Depression	18
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	21
Chronic Obstructive Pulmonary Disease	12
Diabetes	18
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2019 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

chronic care	108
diabetes management	15
doctor visit	1042
hospital care	462
inpatient care	335
lab tests	185
nursing home care	183
outpatient care	127
preventive care	260
vaccines	212

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	290
Female	400

**Ethnicity**
Non-Hispanic White	657
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	253
From 75 to 84	225
85 and over	193
Less than 65	19

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2019

Hypertension	62
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	27
Depression	18
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	18
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2020 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

diabetes management	25
doctor visit	914
hospital care	324
inpatient care	258
lab tests	114
nursing home care	177
outpatient care	66
preventive care	254
vaccines	213

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	301
Female	375

**Ethnicity**
Non-Hispanic White	640
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	214
85 and over	184
Less than 65	19

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2020

Hypertension	60
High Cholesterol	62
Stroke	5
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	18
Asthma	4
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2021 were hospital care, inpatient care, preventive care and nursing home care.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

blood draw	65
diabetes management	28
doctor visit	947
hospital care	352
inpatient care	305
lab tests	28
nursing home care	202
outpatient care	47
preventive care	222
vaccines	172

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	308
Female	373

**Ethnicity**
Non-Hispanic White	645
Black	0
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	227
85 and over	175
Less than 65	17

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2021

Hypertension	59
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	7
Diabetes	17
Dementia	15
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2022 were hospital care, inpatient care, nursing home care and preventive care.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

blood draw	102
diabetes management	28
doctor visit	975
hospital care	388
inpatient care	339
lab tests	28
nursing home care	228
outpatient care	49
preventive care	166
vaccines	114

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	297
Female	348

**Ethnicity**
Non-Hispanic White	606
Black	0
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	220
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2022

Hypertension	71
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	19
Asthma	8
Osteoperosis	19
Atrial Fibrilation	23
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	16
Dementia	14
Cancer	22

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2023 were nursing home care, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

blood draw	156
diabetes management	25
doctor visit	1145
ear procedures	20
lab tests	25
nursing home care	260
preventive care	161
vaccines	119

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	300
Female	328

**Ethnicity**
Non-Hispanic White	589
Black	0
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	234
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2023

Hypertension	69
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	23
Depression	13
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	18
Atrial Fibrilation	22
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	16
Dementia	13
Cancer	22

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL during 2024 were nursing home care, blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

blood draw	153
diabetes management	22
doctor visit	1168
ear procedures	20
lab tests	22
nursing home care	310
preventive care	118
vaccines	81

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	306
Female	344

**Ethnicity**
Non-Hispanic White	609
Black	0
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	241
85 and over	201
Less than 65	11

Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD in 2024

Hypertension	68
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	19
Atrial Fibrilation	22
Heart Failure	18
Chronic Obstructive Pulmonary Disease	10
Diabetes	15
Dementia	12
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Douglas L. Ambler, MD for Medicare patients.

The highest averages for the top procedures that Dr. Douglas L. Ambler, MD treated as a physician provider in Wheaton, IL were hospital care, inpatient care, preventive care and nursing home care.

blood draw	119
chronic care	100
diabetes management	26
doctor visit	1253
ear procedures	24
hospital care	521
inpatient care	417
lab tests	240
nursing home care	272
outpatient care	114
preventive care	291
vaccines	240

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Douglas L. Ambler, MD.

**Gender**
Male	326
Female	437

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	727
Hispanic	0
Native American / Alaskan Native	0
Other	16

**Age**
75 to 84	243
85 and over	192
Less than 65	21
65 to 74	276

Average of Total of Conditions of Medicare patients treated by Dr. Douglas L. Ambler, MD From 2012 - 2024

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

Hypertension	60
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	25
Depression	17
Chronic Kidney Disease	18
Asthma	6
Osteoporosis	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Atrial Fibrillation	16
Cancer	14
Dementia	14

Education & Training

Dr. Douglas L. Ambler, MD graduated from Loyola University Stritch School of Medicine in 1995. He completed residency at McGaw Medical Center of Northwestern University. He is certified by the American Board of Internal Medicine - Internal Medicine (Certified) and has a state license in Illinois.

Medical School: Loyola University Stritch School of Medicine (1995)

Residency: McGaw Medical Center of Northwestern University (1998)

Board Certification: American Board of Internal Medicine - Internal Medicine (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Douglas L. Ambler, MD is associated with these hospitals and organizations:

Northwestern Medicine

Northwestern University Feinberg School of Medicine

Northwestern Medicine Regional Medical Group

Ratings & Reviews

Dr. Douglas L. Ambler, MD has an exceptional overall rating with an average of 4.98 out of 5 stars based on 109 ratings. We collect ratings and reviews of Dr. Douglas L. Ambler, MD from all over the web to help you find the right in Wheaton, IL.

4.98

Overall Rating

(109 Ratings)

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$1,071 SYMBICORT $251	FARXIGA $159	CRESTOR $158	BYDUREON WEEKLY $61	ONGLYZA $36	Other $407
Boehringer Ingelheim Pharmaceuticals, Inc.	$330 Pradaxa $86	COMBIVENT RESPIMAT $72	JARDIANCE $46	GLYXAMBI $33	JENTADUETO $31	Other $61
Janssen Pharmaceuticals, Inc	$325 XARELTO $158	INVOKANA $138	meters $15	$13
Pfizer Inc.	$300 LYRICA $82	VIAGRA $71	ELIQUIS $51	CHANTIX $38	TOVIAZ $35	Other $23
Daiichi Sankyo Inc.	$278 Welchol $131	MOVANTIK $67	Benicar $41	SAVAYSA $38
Other	$2,043 Androgel $113	Victoza $108	Brintellix $100	JANUMET XR $94	Prolia $93	Other $1,535

**Types of Payments**
Food and Beverage	$3,975
Education	$372

Ownership and Interest Payments

This table describes ownership payments received by Dr. Douglas L. Ambler, MD.

CCPA Purchasing Partners, L.P.	2016	$15.78	Physician Covered Recipient	Limited Partnership Interest
CCPA Purchasing Partners, L.P.	2014	$15.78	Physician Covered Recipient	Limited Partnership Interest
CCPA Purchasing Partners, L.P.	2015	$15.78	Physician Covered Recipient	Limited Partnership Interest

Biography

Dr. Douglas Ambler sees patients in Wheaton, IL. His medical specialties are general practice and general internal medicine. On average, patients gave Dr. Ambler a rating of 5.0 stars (out of 5). Clinical interests for Dr. Ambler include abnormal heart murmur, diabetes, and cancer screening. His hospital/clinic affiliations include Northwestern Medicine Central DuPage Hospital, Northwestern Medicine Regional Medical Group, and Northwestern University Feinberg School of Medicine. According to Yext, he is currently accepting new patients at his office in Wheaton, IL. Dr. Ambler attended Loyola University Chicago, Stritch School of Medicine and subsequently trained at McGaw Medical Center of Northwestern University for residency.