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

Mark Douglas Fox, MD

Individual provider Internal Medicine Physician · NPI 1447220843

Mark Douglas Fox, MD is an Internal Medicine Physician in South Bend, Indiana. Licensed in Indiana and Oklahoma. Registered with an NPI since 2006.

Licensed in
IN, OK
In the registry since
2006
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1234 N Notre Dame Ave
South Bend, IN 46617-1404
Phone: (574) 631-1337
Fax: (574) 631-8932
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Public Health & General Preventive Medicine Physician (primary) Taxonomy 2083P0901X · Licence 01075847A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 23209 (OK)
Internal Medicine Physician Taxonomy 207R00000X · Licence 01075847A (IN)
Pediatrics Physician Taxonomy 208000000X · Licence 23209 (OK)
Pediatrics Physician Taxonomy 208000000X · Licence 01075847A (IN)

Record details

NPI number1447220843
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 26, 2006
Last updated in NPPESOctober 21, 2019
Mailing address1234 N Notre Dame Ave, South Bend, IN 46617-1404

Other providers in South Bend