IndividualActive
Mark Janczewski, MD, MPH
NPI 1124022843 · Clinical Informatics Physician · Alexandria, VA
Provider details
- NPI number
- 1124022843
- Entity type
- Individual
- Primary specialty
- Clinical Informatics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101041106 (VA)
Mailing address
425 S Payne St
Alexandria, VA 22314-5944
Registry dates
- Enumerated
- 2005-06-09
- Last updated
- 2025-09-03
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.