Affiliated with a Castle Connolly Top Hospital
Who is Dr. Walshauser, Hematology / Oncology Specialist in O Fallon, IL?
Castle Connolly Top Doctor
Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.
What are Areas of Expertise for Dr. Walshauser?
Dr. Mark Walshauser, MD is a highly-rated, board-certified Hematology / Oncology Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Walshauser empowers patients to confidently navigate their health journey, specializing in Hematology, and comprehensive wellness support. Serving the O Fallon, IL community, Dr. Walshauser is dedicated to enhancing lives through expert, patient-centered care.
Is Dr. Walshauser board certified as a Hematology / Oncology Specialist?
Yes, Dr. Mark Walshauser, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Walshauser speak?
Dr. Walshauser and their clinical team can communicate with patients in the following languages:
- English
What conditions does a Hematology / Oncology Specialist like Dr. Walshauser typically treat?
As a Hematology / Oncology Specialist, Dr. Walshauser 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. Walshauser. 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:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
- D508: Other iron deficiency anemias
Also known as:
- Lung Cancer
- Bronchial cancer
- Malignant neoplasm of lung
- Pulmonary cancer
- Right lung cancer
ICD-10 Codes:
- C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung
- C3491: Malignant neoplasm of unspecified part of right bronchus or lung
Also known as:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
Also known as:
- Multiple Myeloma
- Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ®)
- Active multiple myeloma
- Untreated multiple myeloma
- Plasma cell myeloma
ICD-10 Codes:
- C9000: Multiple myeloma not having achieved remission
What procedures does a Hematology / Oncology Specialist like Dr. Walshauser typically perform?
As a Hematology / Oncology Specialist, Dr. Walshauser 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. Walshauser. 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:
- Blood Transfusion
- Blood Transfusion and Donation
- Blood product transfusion
- Red blood cell transfusion
- Plasma transfusion
CPT Codes:
- 36430: Transfusion, blood or blood components
Does Dr. Walshauser accept my insurance?
Dr. Walshauser accepts most major insurance plans. Important: Please call our office at (618) 416-7970 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Walshauser accept in O Fallon, IL?
Dr. Walshauser in O Fallon, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Allied Benefit Systems
Blue Cross Blue Shield
Centene
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Health Care Service Corporation
Medicare
Molina Healthcare
State of Illinois
View All Insurances
Where is Dr. Walshauser's office located?
Dr. Mark Walshauser's Primary Practice
321 Regency Park Ste 100
O Fallon, IL 62269
(618) 416-7970
What hospitals are Dr. Walshauser affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Walshauser has admitting privileges at the following hospitals:
What is Dr. Walshauser's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Walshauser's National Provider Identifier (NPI) number is 1306020664.
What common questions do patients ask about Dr. Walshauser?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Walshauser