Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Anna Lynn Osmun, PA-C
Physician Assistant in Geneva, IL · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1154656858
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Registry record
Entity type Individual (Type 1)
Name Mrs. Anna Lynn Osmun
Credential PA-C
Sex Female
Practice address 304 Randall Rd, Geneva, IL, 60134
Phone (630) 232-0610
Fax (630) 232-0675
Enumeration date Oct 14, 2009
Last updated in NPPES May 2, 2023
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085.003596 (IL) Primary
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 Anna Osmun?
The National Provider Identifier (NPI) for Anna Osmun is 1154656858, a Type 1 (individual) record in the CMS NPPES registry.
Where does Anna Osmun practice?
The practice location on file with NPPES is in Geneva, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Rodney Nelson Hematology & Oncology Physician · Geneva, IL NPI 1831183342 Michael Stutz Radiation Oncology Physician · Geneva, IL NPI 1649261603 Neelima Kabre Radiation Oncology Physician · Geneva, IL NPI 1023096294 Louann Shea Nurse Practitioner · Geneva, IL NPI 1972728665 Habib Shaikh Hematology & Oncology Physician · Geneva, IL NPI 1861658288 Arlene D'Souza Hematology & Oncology Physician · Geneva, IL NPI 1881828275 Katherine Hansen Surgical Oncology Physician · Geneva, IL NPI 1235360553 Mona Seaver Oncology Clinical Nurse Specialist · Geneva, IL NPI 1871808998
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-02.