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

Mr. Mark Douglas Gilliland, CSA

Individual provider Surgical Physician Assistant · NPI 1437456498

Mr. Mark Douglas Gilliland, CSA is a Surgical Physician Assistant in Houston, Texas. Practices as a sole proprietor. Registered with an NPI since 2011.

In the registry since
2011

Practice location Address checks out

484 N Post Oak Ln
Houston, TX 77024-5911
Phone: (713) 303-9714
Show map & directions

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

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence N/A

Record details

NPI number1437456498
Entity typeIndividual (Type 1)
GenderMale
Credentials CSA
Sole proprietorYes
NPI enumeratedFebruary 27, 2011
Last updated in NPPESFebruary 27, 2011

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