Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Eliza Karwowski, DO
Psychiatry Physician in Reston, VA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1861810384
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Eliza Karwowski
Credential DO
Sex Female
Practice address 1768 Business Center Dr Ste 100, Reston, VA, 20190
Phone (800) 762-9244
Fax (786) 672-6006
Enumeration date Apr 1, 2014
Last updated in NPPES Aug 11, 2021
Taxonomy & licenses
2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License OS14683 (FL) Secondary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO 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 Eliza Karwowski?
The National Provider Identifier (NPI) for Eliza Karwowski is 1861810384, a Type 1 (individual) record in the CMS NPPES registry.
Where does Eliza Karwowski practice?
The practice location on file with NPPES is in Reston, VA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Scott Chelemer Critical Care Medicine (Internal Medicine) Physician · Reston, VA NPI 1063497329 Paul Burke Neurology Physician · Reston, VA NPI 1437232675 Victor Sawhney Psychiatry Physician · Reston, VA NPI 1700013802 Cheryl Sartain Psychiatric/Mental Health Nurse Practitioner · Reston, VA NPI 1255648051
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-08-11.