Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Charles Montgomery Castleberg, PT
Physical Therapist in Oneida, WI · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1730392762
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Registry record
Entity type Individual (Type 1)
Name Charles Montgomery Castleberg
Credential PT
Sex Male
Practice address 2901 S Overland Rd, Oneida, WI, 54155
Phone (920) 869-2711
Enumeration date May 7, 2007
Last updated in NPPES Jul 22, 2026
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 10345-24 (WI) Primary
2251E1200X Ergonomics Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 10345-24 (WI) Secondary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100419133 | Medicaid | WI | - |
| 36123900 | Medicaid | WI | - |
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 Charles Castleberg?
The National Provider Identifier (NPI) for Charles Castleberg is 1730392762, a Type 1 (individual) record in the CMS NPPES registry.
Where does Charles Castleberg practice?
The practice location on file with NPPES is in Oneida, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Divya Hotchandani Internal Medicine Physician · Oneida, WI NPI 1891740262 Jodi Pelegrin Family Medicine Physician · Oneida, WI NPI 1891802286 Oneida Nation Skilled Nursing Facility · Oneida, WI NPI 1407916174 Kristina Erickson Occupational Therapist · Oneida, WI NPI 1316114739 Kimberly Pfotenhauer Physical Therapist · Oneida, WI NPI 1497137467 Keith Steffes Physical Therapy Assistant · Oneida, WI NPI 1629596432 Hannah Desroberts Speech-Language Pathologist · Oneida, WI NPI 1396328381 Oneida Nation Long Term Care Pharmacy · Oneida, WI NPI 1417767740
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-22.