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

Mark W Nelson, MD

Individual provider Rheumatology Physician · NPI 1538140090

Mark W Nelson, MD is a Rheumatology Physician in San Antonio, Texas. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2005
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

3338 Oakwell Ct Ste 114
San Antonio, TX 78218-3019
Phone: (210) 656-5000
Fax: (210) 656-7892
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence G7857 (TX)

Record details

NPI number1538140090
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 10, 2005
Last updated in NPPESOctober 22, 2007

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