Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Ellen L Wolk, D. C.
Chiropractor in Waltham, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1942298534
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Registry record
Entity type Individual (Type 1)
Name Dr. Ellen L Wolk
Credential D. C.
Sex Female
Practice address 751 Main St, Suite 25, Waltham, MA, 02451
Phone (781) 894-4890
Fax (781) 894-5938
Enumeration date Oct 9, 2005
Last updated in NPPES Jul 13, 2010
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 Ellen Wolk?
The National Provider Identifier (NPI) for Ellen Wolk is 1942298534, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ellen Wolk practice?
The practice location on file with NPPES is in Waltham, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-07-13.