Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Julie K Nielsen-Witkovsky, MD
Psychiatry Physician in Madison, WI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1518927813
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Registry record
Entity type Individual (Type 1)
Name Julie K Nielsen-Witkovsky
Credential MD
Sex Female
Practice address 3209 Dryden Dr, Madison, WI, 53704
Phone (608) 241-9020
Fax (608) 241-0857
Enumeration date Mar 23, 2006
Last updated in NPPES Sep 16, 2013
Taxonomy & licenses
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 32351 (WI) Secondary
2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 32351-020 (WI) Primary
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 Julie Nielsen-Witkovsky practice?
The practice location on file with NPPES is in Madison, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Julie Nielsen-Witkovsky?
The National Provider Identifier (NPI) for Julie Nielsen-Witkovsky is 1518927813, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-09-16.