Mark Walshauser, MD
Oncology
19+ years in practiceNPI: 1306020664Licensed in MOLicensed in IL
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Credentials & Recognition
Specialties
Oncology
NPI sub-specialties
Internal Medicine207R00000X
Internal Medicine, Hematology & Oncology207RH0003X
Practice Signals
Editorial signals beyond credentials. Patient transparency over opacity. See methodology.
Mid-Level (PA/NP) Use
Doctor-led visits
Years in Practice
19+ years
Estimated from NPI enumeration date
Frequently Asked Questions about Dr. Mark Walshauser, MD
Where does Dr. Mark Walshauser, MD practice?+
Dr. Mark Walshauser, MD practices in Illinois, IL. 321 REGENCY PARK STE 100
O FALLON, IL 622691887.
What is Dr. Mark Walshauser, MD's phone number?+
Dr. Mark Walshauser, MD's practice phone is 618-416-7970. Office contact information is verified on the PBCMMG profile.
What does Dr. Mark Walshauser, MD specialize in?+
Dr. Mark Walshauser, MD's primary specialty is Oncology.
Is Dr. Mark Walshauser, MD board certified?+
Board certification status for Dr. Mark Walshauser, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Mark Walshauser, MD been practicing?+
Dr. Mark Walshauser, MD has been in active practice for 19+ years, based on NPI enumeration and state licensing records.
What is Dr. Mark Walshauser, MD's NPI number?+
Dr. Mark Walshauser, MD's National Provider Identifier (NPI) is 1306020664, registered in the federal NPPES registry.
Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards
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