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

Mark A. Clothier, MD, PA

Organization Internal Medicine Physician · NPI 1982911244

Mark A. Clothier, MD, PA is an Internal Medicine Physician in Winnsboro, Texas. Licensed in Texas. Registered with an NPI since 2010.

Licensed in
TX
In the registry since
2010
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

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Practice location Address checks out

600 E Coke Rd
Winnsboro, TX 75494-3418
Phone: (903) 342-3651
Fax: (903) 342-6747
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G4920 (TX)

Record details

NPI number1982911244
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Clothier — President · (903) 342-3651
NPI enumeratedSeptember 8, 2010
Last updated in NPPESMay 22, 2013
Mailing address600 E Coke Rd, Winnsboro, TX 75494-3418

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