Dr. William J Seder, DC
Dr. William J Seder is a Chiropractor provider (Chiropractor) practicing in Manitowoc, WI, registered in the NPPES registry with NPI 1912054842 since 2007. The credential DC stands for Doctor of Chiropractic. Practices at Apple Clinic Sc (listed at the same practice address in NPPES).
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1912054842 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Dr. William J Seder |
| Credential | DC |
| Sex | Male |
| Practice address | 814 JAY ST, Manitowoc, WI, 54220 |
| Phone | 9206860328 |
| Fax | 9206861035 |
| Enumeration date | 2007-01-04 |
| Last updated in NPPES | 2020-11-16 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 111N00000X | Chiropractor | Primary | 4038-012 | WI |
DC — Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 38953200 | Medicaid | WI | — |
Copy-ready billing details
Provider: William Seder, DC NPI: 1912054842 Taxonomy: 111N00000X (Chiropractor) Address: 814 JAY ST, Manitowoc, WI, 54220
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1275566606 | Apple Clinic Sc | Organization | Chiropractor | Manitowoc, WI |
| 1548776347 | Stephane Smith | Individual | Massage Therapist | Manitowoc, WI |
Verify this record
Cross-check NPI 1912054842 against the authoritative CMS record: view Dr. William J Seder on the official NPPES registry .
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. Read the full guide or validate an NPI number.
Frequently asked questions
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Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-11-16.