
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Dreher, Family Medicine Specialist in Chesterton, IN?
Dr. Douglas Dreher, MD is a Family Medicine Specialist, who primarily practices in Chesterton, IN with 1 additional practice location. He is board certified. Dr. Dreher graduated from Indiana University School of Medicine and completed his residency at St Francis Hosp & Hlth Ctr, Family Medicine. Dr. Dreher is fluent in English, and is currently seeing new patients. Dr. Dreher’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Dreher’s office at (219) 395-2142.
Where did Dr. Dreher go to medical school and complete their residency?
Residency: St Francis Hosp & Hlth Ctr, Family Medicine | St. Francis Hospitals, Indianapolis, IN | St Francis Hospital Program
Medical School: In Univ Sch of Med, Indianapolis In | Indiana University School of Medicine
Is Dr. Dreher board certified as a Family Medicine Specialist?
Yes, Dr. Douglas Dreher, MD is board certified by the American Board of Family Medicine
What languages does Dr. Dreher speak?
Dr. Dreher and their clinical team can communicate with patients in the following languages:
English
What conditions does a Family Medicine Specialist like Dr. Dreher typically treat?
As a Family Medicine Specialist, Dr. Dreher 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. Dreher. 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:
- Amyloidosis
- Amyloidosis & Kidney Disease
- Amyloid Disease
- Protein Deposit Disorder
ICD-10 Codes:
- E859: Amyloidosis, unspecified
Also known as:
- Generalized Muscle Weakness
- Muscle Disorder
- Overall Body Weakness
- Widespread Muscle Weakness
- Systemic Muscle Weakness
ICD-10 Codes:
- M6281: Muscle weakness (generalized)
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- High Blood Pressure Heart and Kidney Disease with Heart Failure
- Chronic Kidney Disease
- Heart Failure
- High Blood Pressure
- Hypertensive Cardiorenal Syndrome
- Heart and Kidney Failure from High Blood Pressure
ICD-10 Codes:
- I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
What procedures does a Family Medicine Specialist like Dr. Dreher typically perform?
As a Family Medicine Specialist, procedures performed by Dr. Douglas Dreher may include:
- ALCAT Testing
- Joint Injection
- Medication Assisted Treatment (MAT)
- Nebulizer Treatment
- OB Consultation
- Ozone Injection
- Post-Surgery Checkup
- Tetanus Shot
Please contact Dr. Dreher's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Dreher accept my insurance?
Dr. Dreher accepts most major insurance plans. Important: Please call our office at (219) 395-2142 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Dreher accept in Chesterton, IN?
Dr. Dreher in Chesterton, IN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross Blue Shield of Michigan
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicare
State of Illinois
Unknown
View All Insurances
Where is Dr. Dreher's office located?
Dr. Douglas Dreher's Primary Practice
810 Michael Dr Ste I
Chesterton, IN 46304
(219) 395-2142
What is Dr. Dreher's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Dreher's National Provider Identifier (NPI) number is 1285604355.
What common questions do patients ask about Dr. Dreher?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Dreher
What is Dr. Douglas Dreher's specialty?
Dr. Dreher is a Family Medicine Specialist near Chesterton, IN.
What does a Family Medicine Specialist do?
Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care.
Is this Dr. Douglas Dreher affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Dreher is affiliated with Northwestern Memorial Hospital, Franciscan Health Crown Point 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 a Family Medicine Specialist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Family Medicine Specialist. 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 Douglas Dreher accepting new patients in Chesterton, IN?
Yes, Dr. Douglas Dreher is accepting new patients at this time.
Does Dr. Douglas Dreher offer online booking?
Please contact Dr. Dreher's office at (219) 395-2142 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Douglas Dreher?
Please contact Dr. Dreher's office at (219) 395-2142 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Douglas Dreher have?
Dr. Douglas Dreher is certified by the American Board of Family Medicine.
Other Family Medicine Specialist Near Chesterton, IN

Family Medicine Specialist
Dr. Jennifer Maya, MD is a Family Medicine Specialist, who primarily practices in Valparaiso, IN with 2 additional practice locations. She is board certified.
Valparaiso, IN
CD
Family Medicine Specialist
Dr. Carla Dreher, MD is a Family Medicine Specialist, who primarily practices in Chesterton, IN with 2 additional practice locations. She has been practicing for over 21 years and is board certified.
Chesterton, IN
KM
Family Medicine Specialist
Dr. Kelly Marszalek, MD is a Family Medicine Specialist, who primarily practices in Mishawaka, IN with 2 additional practice locations.
Mishawaka, IN