Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jill Dianne Massengill, D.C.
Chiropractor in North Bend, WA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1578694717
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Registry record
Entity type Individual (Type 1)
Name Dr. Jill Dianne Massengill
Credential D.C.
Sex Female
Practice address 249 Main Ave. S., Suite B, North Bend, WA, 98045
Phone (425) 888-4170
Enumeration date Mar 8, 2007
Last updated in NPPES Jul 9, 2007
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 35211 | Other | WA | WA L&I |
| 2016442 | Medicaid | WA | - |
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
Where does Jill Massengill practice?
The practice location on file with NPPES is in North Bend, WA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Jill Massengill?
The National Provider Identifier (NPI) for Jill Massengill is 1578694717, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.