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Madlen Orsak, MS, RD, LD
NPI 1821392085 · Registered Dietitian · Houston, TX
Madlen Orsak, MS, RD, LD is a Registered Dietitian provider in Houston, TX (NPI 1821392085).
Provider details
- NPI number
- 1821392085
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LD
- Sex
- Female
- Sole proprietor
- No
- License
- DT81844 (TX)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(82/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
929b Gessner Rd
Suite 106
Houston, TX 77024-2658
Phone: (713) 464-6000
Street-level locationGet directions
Mailing address
12810 Chaseland Ln
Houston, TX 77077-3726
Registry dates
- Enumerated
- 2011-01-03
- Last updated
- 2011-01-03
Frequently asked questions
- What is Madlen Orsak's NPI number?
- Madlen Orsak's National Provider Identifier (NPI) is 1821392085, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madlen Orsak's specialty?
- Madlen Orsak is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Madlen Orsak located?
- Madlen Orsak's practice location on file with NPPES is 929b Gessner Rd, Houston, TX 77024-2658.
- What is Madlen Orsak's phone number?
- The practice phone number listed in the NPPES registry for Madlen Orsak is (713) 464-6000.
- Is Madlen Orsak's NPI active?
- Yes — Madlen Orsak's NPI (1821392085) is active in the NPPES registry as of the last update on 2011-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.