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

Individual provider Registered Dietitian · NPI 1821392085

Madlen Orsak, MS, RD, LD is a Registered Dietitian in Houston, Texas. Licensed in Texas. Registered with an NPI since 2011.

Licensed in
TX
In the registry since
2011
What do these letters mean?
MS — Master of Science
A graduate science degree.
RD — Registered Dietitian
A credentialed nutrition professional.
LD — Licensed Dietitian
A dietitian licensed by a state board.

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Practice location Address checks out

929B Gessner Rd Ste 106
Houston, TX 77024-2658
Phone: (713) 464-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence DT81844 (TX)

Record details

NPI number1821392085
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , RD , LD
Sole proprietorNo
NPI enumeratedJanuary 3, 2011
Last updated in NPPESJanuary 3, 2011
Mailing address12810 Chaseland Ln, Houston, TX 77077-3726

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