Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Karen Elizabeth-Horwood Grossnickle, P.T.
Physical Therapist in Clare, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1518025642
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Registry record
Entity type Individual (Type 1)
Name Mrs. Karen Elizabeth-Horwood Grossnickle
Credential P.T.
Sex Female
Practice address 602 Beech St, Clare, MI, 48617
Phone (989) 802-5167
Fax (989) 802-5143
Enumeration date Dec 4, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5501006235 (MI) Primary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT 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 Karen Grossnickle?
The National Provider Identifier (NPI) for Karen Grossnickle is 1518025642, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karen Grossnickle practice?
The practice location on file with NPPES is in Clare, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Daniel Middleton Orthopaedic Surgery Physician · Clare, MI NPI 1255353009 Mark Beardsley Physical Therapist · Clare, MI NPI 1356409361 Steven Gellman Cardiovascular Disease Physician · Clare, MI NPI 1447319785 Jamie Clute Physical Therapy Assistant · Clare, MI NPI 1417004722 Darlene Donaldson Physical Therapy Assistant · Clare, MI NPI 1649329988 Maria-Eloisa Bernas Pediatrics Physician · Clare, MI NPI 1881896751 Abid Khan Internal Medicine Physician · Clare, MI NPI 1275710873 Trung Nguyen Surgery Physician · Clare, MI NPI 1972768711
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.