Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Mark Nau, MD

Individual provider Internal Medicine Physician · NPI 1033579479

Dr. Mark Nau, MD is a Critical Care (Intensivists) in Fort Belvoir, Virginia. Graduated from Indiana University School of Medicine in 2016, 10 years ago. Practices with Johns Hopkins Community Physicians, Inc, a 765-clinician group and accepts Medicare assignment. Licensed in Maryland and Virginia.

Years since qualifying
10
Trained at
Indiana University School of Medicine
Licensed in
MD, VA
In the registry since
2016
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9300 Dewitt Loop
Fort Belvoir, VA 22060-5285
Phone: (571) 231-1605
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence D0093781 (MD)
Internal Medicine Physician Taxonomy 207R00000X · Licence D0093781 (MD)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 0101271145 (VA)

Record details

NPI number1033579479
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 27, 2016
Last updated in NPPESMay 19, 2025
Certification dateMay 19, 2025
Mailing address9300 Dewitt Loop, Fort Belvoir, VA 22060-5285

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice Johns Hopkins Community Physicians, Inc — 765 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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