Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Robert C Oconnor, MD
Urology Physician in Milwaukee, WI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1295789030
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Registry record
Entity type Individual (Type 1)
Name Dr. Robert C Oconnor
Credential MD
Sex Male
Practice address 9200 W Wisconsin Ave, Department of Urology, Milwaukee, WI, 53226
Phone (414) 805-0805
Fax (414) 805-0771
Enumeration date May 19, 2006
Last updated in NPPES Nov 4, 2013
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1295789030 | Medicaid | WI | - |
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
What is the NPI number for Robert Oconnor?
The National Provider Identifier (NPI) for Robert Oconnor is 1295789030, a Type 1 (individual) record in the CMS NPPES registry.
Where does Robert Oconnor practice?
The practice location on file with NPPES is in Milwaukee, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Anthony De Franco Cardiovascular Disease Physician · Milwaukee, WI NPI 1215930391 Froedtert Memorial Lutheran Hospital, Inc. General Acute Care Hospital · Milwaukee, WI NPI 1255334173 John Nettrour Orthopaedic Surgery Physician · Milwaukee, WI NPI 1457355810 Melissa Anglin Anesthesiology Physician · Milwaukee, WI NPI 1174522130 Wisconsin Diagnostic Laboratories LLC Clinical Medical Laboratory · Milwaukee, WI NPI 1932109675 Hakki Bolukoglu Cardiovascular Disease Physician · Milwaukee, WI NPI 1356341176 Susan Skaros Medical Physician Assistant · Milwaukee, WI NPI 1699775262 Gary Scherr Anatomic Pathology & Clinical Pathology Physician · Milwaukee, WI NPI 1083614341
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-11-04.