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

Dr. Mark Stephen Dennis, MD

Individual provider Specialist · NPI 1801866215

Dr. Mark Stephen Dennis, MD is a Specialist in Mandeville, Louisiana. Licensed in Louisiana. Registered with an NPI since 2006.

Licensed in
LA
In the registry since
2006
Specialties on file
2
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

235 Saint Ann Dr Ste 2
Mandeville, LA 70471-3396
Phone: (985) 727-7275
Fax: (985) 727-7915
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Interventional Pain Medicine Physician (primary) Taxonomy 208VP0014X · Licence 019030 (LA)
Specialist Taxonomy 174400000X · Licence 019030 (LA)

Record details

NPI number1801866215
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 26, 2006
Last updated in NPPESSeptember 25, 2008
Mailing address235 Saint Ann Dr, Suite 2, Mandeville, LA 70471-3396

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