Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen Marshall
Naturopath in Fishers, IN · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225560899
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Registry record
Entity type Individual (Type 1)
Name Karen Marshall
Sex Female
Practice address 11650 Lantern Rd, Fishers, IN, 46038
Phone (317) 844-4477
Fax (317) 844-4733
Enumeration date Apr 1, 2017
Last updated in NPPES Apr 1, 2017
Taxonomy & licenses
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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Karen Marshall?
Karen Marshall is registered in NPPES with the primary taxonomy of Naturopath. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-04-01.