Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Mark Alan Augustyn, MD
Diagnostic Radiology Physician in Eau Claire, WI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1013963909
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Registry record
Entity type Individual (Type 1)
Name Mr. Mark Alan Augustyn
Credential MD
Sex Male
Practice address 900 West Clairemont Avenue, Eau Claire, WI, 54701
Phone (715) 839-4151
Enumeration date May 25, 2006
Last updated in NPPES Nov 18, 2009
Taxonomy & licenses
2085B0100X Body Imaging Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085B0100X Body Imaging Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
2085N0700X Neuroradiology Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085N0700X Neuroradiology Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
2085N0904X Nuclear Radiology Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085N0904X Nuclear Radiology Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
2085P0229X Pediatric Radiology Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085P0229X Pediatric Radiology Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Primary
2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
2085R0204X Vascular & Interventional Radiology Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085R0204X Vascular & Interventional Radiology Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
2085R0205X Radiological Physics Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085U0001X Diagnostic Ultrasound Physician Allopathic & Osteopathic Physicians · License 44669 (WI) Secondary
2085U0001X Diagnostic Ultrasound Physician Allopathic & Osteopathic Physicians · License 100942 (MN) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Mark Augustyn practice?
The practice location on file with NPPES is in Eau Claire, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Augustyn?
The National Provider Identifier (NPI) for Mark Augustyn is 1013963909, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Greg Heiler Blood Banking & Transfusion Medicine Physician · Eau Claire, WI NPI 1134173156 Benjamin Whitis Neuroradiology Physician · Eau Claire, WI NPI 1487600367 John Feldmeier Diagnostic Radiology Physician · Eau Claire, WI NPI 1295781185 Karl Stien Diagnostic Radiology Physician · Eau Claire, WI NPI 1104872092 Michael Spak Radiological Physics Physician · Eau Claire, WI NPI 1831145721 Merle Edwards Diagnostic Radiology Physician · Eau Claire, WI NPI 1740236637 James Geraghty Diagnostic Radiology Physician · Eau Claire, WI NPI 1659327542
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-11-18.