Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sadie Knight Wannamaker, PA-C
Physician Assistant in Stoneham, MA · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891424024
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Registry record
Entity type Individual (Type 1)
Name Sadie Knight Wannamaker
Credential PA-C
Sex Female
Practice address 92 Montvale Ave Ste 1400, Stoneham, MA, 02180
Phone (781) 279-7040
Fax (781) 279-8430
Enumeration date Jun 4, 2022
Last updated in NPPES Jul 6, 2026
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 0010-12307 (NC) Primary
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 Sadie Wannamaker?
The National Provider Identifier (NPI) for Sadie Wannamaker is 1891424024, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sadie Wannamaker practice?
The practice location on file with NPPES is in Stoneham, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Sameer Kapasi Pain Medicine Physician · Stoneham, MA NPI 1831397355 John Younghein Orthopaedic Surgery Physician · Stoneham, MA NPI 1700204492 Sara Putnam Podiatrist · Stoneham, MA NPI 1477014546 Andrew Pellechia Physician Assistant · Stoneham, MA NPI 1265092423 Neal Naveen Adult Reconstructive Orthopaedic Surgery Physician · Stoneham, MA NPI 1588293625 Kristina Derosier Physical Therapist · Stoneham, MA NPI 1770197998 Anna Mei Family Nurse Practitioner · Stoneham, MA NPI 1407570070 Lauren Duran Physical Therapy Assistant · Stoneham, MA NPI 1316658081
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-06.