Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Lena Wasielewski
Physician Assistant in Mc Lean, VA · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891557948
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Registry record
Entity type Individual (Type 1)
Name Lena Wasielewski
Sex Female
Practice address 1300 Chain Bridge Rd, Mc Lean, VA, 22101
Phone (703) 261-9585
Enumeration date Jan 24, 2024
Last updated in NPPES Jan 24, 2024
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 0110009808 (VA) 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 Lena Wasielewski?
The National Provider Identifier (NPI) for Lena Wasielewski is 1891557948, a Type 1 (individual) record in the CMS NPPES registry.
Where does Lena Wasielewski practice?
The practice location on file with NPPES is in Mc Lean, VA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Deborah Richardson Certified Registered Nurse Anesthetist · Mclean, VA NPI 1063437713 Shahram Salemy Plastic Surgery Physician · Mc Lean, VA NPI 1184633083 Outpatient Anesthesia Solutions PC Certified Registered Nurse Anesthetist · Mclean, VA NPI 1831102722 Plastic Surgery Associates PC Ambulatory Surgical Clinic/Center · Mclean, VA NPI 1821156647 Kirit Bhatt Plastic Surgery Physician · Mc Lean, VA NPI 1245428663 Anne Huynh Pharmacist · Mc Lean, VA NPI 1649570664 Botticelli Center for Aesthetic Plastic Surgery, LLC Ambulatory Surgical Clinic/Center · Mc Lean, VA NPI 1336487180 Liliana Manrique Internal Medicine Physician · Mc Lean, VA NPI 1073917027
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-24.