Affiliated with a Castle Connolly Top Hospital
Who is Dr. Heidmann, Internist in Lake Forest, IL?
Dr. Diane Heidmann, MD is an Internist, who primarily practices in Lake Forest, IL with 2 additional practice locations. Dr. Heidmann is fluent in English, and is currently seeing new patients. Dr. Heidmann’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Heidmann’s office at (312) 926-6000.
What languages does Dr. Heidmann speak?
Dr. Heidmann and their clinical team can communicate with patients in the following languages:
English
What conditions does an Internist like Dr. Heidmann typically treat?
As an Internist, Dr. Heidmann diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Heidmann. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Routine Adult Health Checkup
- Health Checkup
- Adult physical exam
- Annual wellness visit for adults
- General adult medical exam
ICD-10 Codes:
- Z0000: Encounter for general adult medical examination without abnormal findings
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Mammogram for Breast Cancer Screening
- Health Screening
- Mammography
- Breast Cancer Screening (PDQ®)
- Mammograms
- Breast X-ray
- Breast Cancer Check
ICD-10 Codes:
- Z1231: Encounter for screening mammogram for malignant neoplasm of breast
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Type 2 Diabetes
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- High Cholesterol
- Cholesterol
- Hypercholesterolemia
- High blood cholesterol
- Elevated cholesterol
ICD-10 Codes:
- E7800: Pure hypercholesterolemia, unspecified
What procedures does an Internist like Dr. Heidmann typically perform?
As an Internist, Dr. Heidmann performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Heidmann. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Liver Elastography
- Elastography
- FibroScan
- Liver stiffness test
- Shear wave elastography
CPT Codes:
- 91200: Liver elastography, mechanically induced shear wave (eg, vibration), without imaging, with interpretation and report
Does Dr. Heidmann accept my insurance?
Dr. Heidmann accepts most major insurance plans. Important: Please call our office at (312) 926-6000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Heidmann accept in Lake Forest, IL?
Dr. Heidmann in Lake Forest, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield of Michigan
Cigna Group
CVS Health (formerly Aetna)
Health Care Service Corporation
Humana
Medicare
State of Illinois
State of Indiana
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Heidmann's office located?
Dr. Diane Heidmann's Primary Practice
660 N Westmoreland Rd # 302
Lake Forest, IL 60045
(312) 926-6000
What hospitals are Dr. Heidmann affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Heidmann has admitting privileges at the following hospitals:
Northwestern Memorial Hospital,Chicago, IL
Ranked in 4 Procedures

Ranked in 4 Procedures
Northwestern Medicine Palos Hospital,Palos Heights, IL
Ranked in 2 Specialties

Ranked in 4 Procedures

Ranked in 2 Specialties
Ranked in 4 Procedures
Northwestern Medicine Lake Forest Hospital,Lake Forest, IL
Gold Standard Top Hospital

Ranked in 2 Specialties

Ranked in 3 Procedures

Gold Standard Top Hospital
Ranked in 2 Specialties
Ranked in 3 Procedures
Northwestern Medicine Delnor Hospital,Geneva, IL
Gold Standard Top Hospital

Ranked in 3 Specialties

Ranked in 4 Procedures

Gold Standard Top Hospital
Ranked in 3 Specialties
Ranked in 4 Procedures
Northwestern Medicine Mchenry Hospital,McHenry, IL
Ranked in 2 Specialties

Ranked in 4 Procedures

Ranked in 2 Specialties
Ranked in 4 Procedures
Northwestern Medicine Kishwaukee Hospital,DeKalb, IL
Ranked General Surgery

Ranked Hernia Repair Surgery

Ranked General Surgery
Ranked Hernia Repair Surgery
What is Dr. Heidmann's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Heidmann's National Provider Identifier (NPI) number is 1003100629.
What common questions do patients ask about Dr. Heidmann?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Heidmann
What is Dr. Diane Heidmann's specialty?
Dr. Heidmann is an Internist near Lake Forest, IL.
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Is Dr. Diane Heidmann affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Heidmann is affiliated with Northwestern Memorial Hospital, Northwestern Medicine Palos Hospital, Northwestern Medicine Lake Forest Hospital, Northwestern Medicine Delnor Hospital, Northwestern Medicine Mchenry Hospital, Northwestern Medicine Kishwaukee Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see an Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Internist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Dr. Diane Heidmann accepting new patients in Lake Forest, IL?
Yes, Dr. Diane Heidmann is accepting new patients at this time.
Does Dr. Diane Heidmann offer online booking?
Please contact Dr. Heidmann's office at (312) 926-6000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Diane Heidmann?
Please contact Dr. Heidmann's office at (312) 926-6000 to schedule an appointment.
Where is Dr. Heidmann's office located?
Dr. Heidmann's offices are located in Lake Forest, IL and Chicago, IL.
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