What is Lilian Zack's NPI number?

Lilian Zack's National Provider Identifier (NPI) is 1558127852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lilian Zack's specialty?

Lilian Zack is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Lilian Zack located?

Lilian Zack's practice location on file with NPPES is 8200 Crafters Loop Apt 1103, Fort Worth, TX 76177-7430.

What is Lilian Zack's phone number?

The practice phone number listed in the NPPES registry for Lilian Zack is (630) 880-7323.

Is Lilian Zack's NPI active?

Yes — Lilian Zack's NPI (1558127852) is active in the NPPES registry as of the last update on 2026-04-06.

IndividualActive

Lilian Zack, RD, LD

NPI 1558127852 · Registered Dietitian · Fort Worth, TX

Lilian Zack, RD, LD is a Registered Dietitian provider in Fort Worth, TX (NPI 1558127852).

Provider details

NPI number: 1558127852
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RD, LD
Sex: Female
Sole proprietor: No
License: DT89641 (TX)

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense DT89641 (TX)
Dietary & Nutritional Service Providers

Profile Score

Established profile(57/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
2 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

8200 Crafters Loop Apt 1103

Fort Worth, TX 76177-7430

Phone: (630) 880-7323

Approximate (ZIP-level) locationGet directions

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Mailing address