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

Dr. Mark R. Neff, MD

Individual provider Family Medicine Physician · NPI 1679620579

Dr. Mark R. Neff, MD is a Family Medicine Physician in South Bend, Indiana. Practices as a sole proprietor. Licensed in Indiana.

Licensed in
IN
In the registry since
2007
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

804 Lancaster Dr
South Bend, IN 46614-2020
Phone: (574) 232-0681
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 01058738A (IN)

Record details

NPI number1679620579
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 4, 2007
Last updated in NPPESNovember 13, 2014
Mailing address804 Lancaster Dr, South Bend, IN 46614-2020

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