Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Holli J Marklein, RN
Registered Nurse in Green Bay, WI · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1003481144
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Holli J Marklein
Credential RN
Sex Female
Practice address Green Bay Ctc, 2857 W. Mason St, Green Bay, WI, 54303
Phone (920) 337-6740
Enumeration date May 21, 2021
Last updated in NPPES May 21, 2021
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 Holli Marklein?
The National Provider Identifier (NPI) for Holli Marklein is 1003481144, a Type 1 (individual) record in the CMS NPPES registry.
Where does Holli Marklein practice?
The practice location on file with NPPES is in Green Bay, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-05-21.