
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ostergaard, Family Medicine Specialist in Brookfield, WI?
Dr. John Ostergaard, MD is a Family Medicine Specialist, who primarily practices in Brookfield, WI with 2 additional practice locations. He is board certified. Dr. Ostergaard graduated from Medical College of Wisconsin and completed his residency at St Marys Hosp Med Ctr, Family Medicine. Dr. Ostergaard is fluent in English, and is currently seeing new patients. Dr. Ostergaard’s practice accepts Aetna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ostergaard’s office at (262) 928-4695.
Where did Dr. Ostergaard go to medical school and complete their residency?
Residency: St Marys Hosp Med Ctr, Family Medicine | St Marys Hospital Med Center | St Mary's Hospital and Medical Center Program
Medical School: Med Coll of Wi, Milwaukee Wi | Medical College of Wisconsin | Medical College of Wisconsin
Is Dr. Ostergaard board certified as a Family Medicine Specialist?
Yes, Dr. John Ostergaard, MD is board certified by the American Board of Family Medicine
What languages does Dr. Ostergaard speak?
Dr. Ostergaard and their clinical team can communicate with patients in the following languages:
English
What conditions does a Family Medicine Specialist like Dr. Ostergaard typically treat?
As a Family Medicine Specialist, Dr. Ostergaard 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. Ostergaard. 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:
- Sore Throat
- Acute pharyngitis
- Throat inflammation
- Acute throat infection
ICD-10 Codes:
- J029: Acute pharyngitis, unspecified
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Type 2 Diabetes with High Blood Sugar
- Type 2 Diabetes
- Diabetes Type 2
- Hyperglycemia
- Type 2 diabetes
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E1165: Type 2 diabetes mellitus with hyperglycemia
- E119: Type 2 diabetes mellitus without complications
Also known as:
- Other Long-Term Drug Therapy
- Chronic medication use
- Ongoing drug treatment
- Extended drug therapy
ICD-10 Codes:
- Z79899: Other long term (current) drug therapy
Also known as:
- High Cholesterol
- Cholesterol
- Hypercholesterolemia
- High blood cholesterol
- Elevated cholesterol
ICD-10 Codes:
- E7800: Pure hypercholesterolemia, unspecified
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
What procedures does a Family Medicine Specialist like Dr. Ostergaard typically perform?
As a Family Medicine Specialist, procedures performed by Dr. John Ostergaard may include:
- ALCAT Testing
- Joint Injection
- Medication Assisted Treatment (MAT)
- Nebulizer Treatment
- OB Consultation
- Ozone Injection
- Post-Surgery Checkup
- Tetanus Shot
Please contact Dr. Ostergaard's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Ostergaard accept my insurance?
Dr. Ostergaard accepts most major insurance plans. Important: Please call our office at (262) 928-4695 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ostergaard accept in Brookfield, WI?
Dr. Ostergaard in Brookfield, WI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Blue Cross Blue Shield
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Michigan
Capital Blue Cross
CMS
Elevance Health Inc. (formerly Anthem)
Empire Blue Cross Blue Shield
Oxford Health Plans
UnitedHealthcare
View All Insurances
Where is Dr. Ostergaard's office located?
Prohealth Care Medical Associates Inc
2085 N Calhoun Rd
Brookfield, WI 53005
(262) 928-4695
What is Dr. Ostergaard's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ostergaard's National Provider Identifier (NPI) number is 1578536090.
What common questions do patients ask about Dr. Ostergaard?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ostergaard
What is Dr. John Ostergaard's specialty?
Dr. Ostergaard is a Family Medicine Specialist near Brookfield, WI.
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. John Ostergaard affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ostergaard is affiliated with Prohealth Waukesha Memorial Hospital, Prohealth Oconomowoc Memorial 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 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 John Ostergaard accepting new patients in Brookfield, WI?
Yes, Dr. John Ostergaard is accepting new patients at this time.
Does Dr. John Ostergaard offer online booking?
Please contact Dr. Ostergaard's office at (262) 928-4695 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Ostergaard?
Please contact Dr. Ostergaard's office at (262) 928-4695 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Ostergaard have?
Dr. John Ostergaard is certified by the American Board of Family Medicine.
Other Family Medicine Specialist Near Brookfield, WI
DO
Family Medicine Specialist
Dr. David Olson, MD is a Family Medicine Specialist, who primarily practices in Milwaukee, WI with 2 additional practice locations. He is board certified.
Milwaukee, WI
IY
Family Medicine Specialist
Dr. Inna Yalovetskaya is a Family Medicine Specialist, who primarily practices in Brookfield, WI with 2 additional practice locations.
Brookfield, WI

Family Medicine Specialist
Dr. Joanne Brooks, MD is a Family Medicine Specialist, who primarily practices in Waukesha, WI with 2 additional practice locations. She is board certified.
Waukesha, WI