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

Mark Allen Thomas, NP

Individual provider Critical Care Medicine Registered Nurse · NPI 1558425868

Mark Allen Thomas, NP is a Critical Care Medicine Registered Nurse in Portsmouth, Virginia. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
In the registry since
2006
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

620 John Paul Jones Cir
Portsmouth, VA 23708-2111
Phone: (757) 953-3420
Show map & directions

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

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 4704220074 (MI)
Critical Care Medicine Registered Nurse Taxonomy 163WC0200X · Licence 4704220074 (MI)

Record details

NPI number1558425868
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorYes
NPI enumeratedDecember 21, 2006
Last updated in NPPESSeptember 10, 2012
Mailing address220 Bridgeview Cir, Chesapeake, VA 23322-4014

Other providers in Portsmouth