Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jacob J Chapman, D.C.
Chiropractor in Port Washington, WI · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1538498522
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. Jacob J Chapman
Credential D.C.
Sex Male
Practice address 1032 S Spring St, Port Washington, WI, 53074
Phone (262) 284-0500
Fax (262) 284-1019
Enumeration date Dec 22, 2009
Last updated in NPPES Aug 1, 2022
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC 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 Jacob Chapman?
The National Provider Identifier (NPI) for Jacob Chapman is 1538498522, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jacob Chapman practice?
The practice location on file with NPPES is in Port Washington, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Phillip Brooks Chiropractor · Port Washington, WI NPI 1275645392 Crystal Brooks Dentist · Port Washington, WI NPI 1194894139 Align Chiropractic of Port, S.C. Chiropractor · Port Washington, WI NPI 1588792600 Virati Chokshi Dentist · Port Washington, WI NPI 1649943390 Pearl32 Family Dentistry LLC Dental Clinic/Center · Port Washington, WI NPI 1144098658
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-08-01.