Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Shanna R Toenniessen, RN
Registered Nurse in Batavia, NY · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1043543408
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Shanna R Toenniessen
Credential RN
Sex Female
Practice address 5130 E Main Street Rd, Suite 2, Batavia, NY, 14020
Phone (585) 344-1421
Fax (585) 344-3047
Enumeration date Sep 16, 2009
Last updated in NPPES Sep 16, 2009
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN 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
What is the NPI number for Shanna Toenniessen?
The National Provider Identifier (NPI) for Shanna Toenniessen is 1043543408, a Type 1 (individual) record in the CMS NPPES registry.
Where does Shanna Toenniessen practice?
The practice location on file with NPPES is in Batavia, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Pamela Gefell Mental Health Counselor · Batavia, NY NPI 1811064108 Randall Seigel Clinical Social Worker · Batavia, NY NPI 1871659805 Emily Krenichyn Counselor · Batavia, NY NPI 1437200458 Gail Courtemanche Social Worker · Batavia, NY NPI 1063564557 Genevieve Butterworth Clinical Social Worker · Batavia, NY NPI 1013069210 Nancy Hendrickson Clinical Social Worker · Batavia, NY NPI 1073665675 Susan Gaskin-Welch Clinical Social Worker · Batavia, NY NPI 1497808729 Diana Page Psychiatric/Mental Health Nurse Practitioner · Batavia, NY NPI 1598896128
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-09-16.