Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. John Charles Slosberg, L.A.C.
Acupuncturist in Portland, OR · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1508808627
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Registry record
Entity type Individual (Type 1)
Name Mr. John Charles Slosberg
Credential L.A.C.
Sex Male
Practice address 2121 Ne Halsey St, Portland, OR, 97232
Phone (503) 320-1342
Fax (503) 234-9639
Enumeration date Jun 12, 2006
Last updated in NPPES Oct 17, 2019
Taxonomy & licenses
LAC · Licensed Acupuncturist: A practitioner licensed to perform acupuncture.
About the LAC 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
Where does John Slosberg practice?
The practice location on file with NPPES is in Portland, OR. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Slosberg?
The National Provider Identifier (NPI) for John Slosberg is 1508808627, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-10-17.